Produk GE Multilin menyediakan perlindungan dan pemantauan untuk sistem kelistrikan dan proses industri. Perangkat ini mendeteksi gangguan, mencegah kerusakan peralatan, dan meningkatkan keandalan sistem di seluruh pembangkit listrik dan aplikasi industri.
GE Multilin
-
General Electric GE Multilin 369-HI-R-M-0-0-H-E Motor Protection Relay
GE Multilin 369-HI-R-M-0-0-H-E Motor Protection Relay The GE Multilin 369-HI-R-M-0-0-H-E, also cataloged as the 369 Motor Protection Relay, operates as a dedicated hardware component for AC motor protection, measurement, and control execution within industrial electrical protection networks. Hardware Specifications Parameter Specification Model 369-HI-R-M-0-0-H-E Brand GE Multilin Weight 10.95 lbs Dimensions 29.6 cm H x 10.7 cm W x 20.5 cm L Operating Temp -40 deg C to +60 deg C Power Consumption Nominal 10-15 W, maximum 25 VA Control Power Input 50-300 VDC or 60-265 VAC, 50/60 Hz Protection Functions Thermal overload, jam/stall, undercurrent, phase reversal, current unbalance, ground fault Current Inputs 1 A or 5 A CT selectable Voltage Inputs 50 to 240 VAC nominal RTD Inputs Up to 12 RTD inputs through external module integration Analog Outputs Configurable 4-20 mA or 0-1 mA outputs Digital Inputs Optically isolated programmable inputs Relay Outputs Form-C SPDT contacts, 10 A continuous at 250 VAC / 30 VDC Communication Interfaces Ethernet 10Base-T RJ45, Modbus TCP/IP, RS485 Modbus RTU, front RS232 Industrial Control and Communication Functions The GE Multilin 369-HI-R-M-0-0-H-E integrates motor management functions with PLC and DCS communication systems through Ethernet and serial communication interfaces. The Ethernet option provides Modbus TCP/IP connectivity for supervisory monitoring and control networks. The relay supports deterministic data exchange for motor status, protection events, metering values, and diagnostic records. The firmware architecture supports configuration storage, event recording, waveform capture, and maintenance diagnostics. The hardware platform includes communication ports for integration with engineering software and industrial control systems. Frequently Asked Questions Q: Does the 369-HI-R-M-0-0-H-E support hot-swap replacement?A: The relay is designed as a panel-mounted protection device. Hot-swap operation is not specified. Power isolation and proper shutdown procedures are required before removal or replacement. Q: What communication protocols are available on this model?A: The unit provides Ethernet 10Base-T communication with Modbus TCP/IP, rear RS485 communication with Modbus RTU, and a front RS232 configuration interface. Q: How are motor thermal and fault conditions recorded?A: The relay stores trip records, alarm logs, motor start records, self-test events, and waveform capture data for diagnostic review. Field Installation Guidelines Install the relay in a suitable protective enclosure with wiring separation between power circuits, CT inputs, voltage sensing circuits, and communication cables. Use shielded communication wiring where required by the installation environment. Terminate cable shields according to the control system grounding design to reduce electrical noise coupling. Verify CT polarity, phase sequence, and voltage input wiring before energizing the relay. Confirm control power compatibility with the selected supply range. For harsh environment installations, inspect the conformal coated electronic assembly condition and maintain enclosure protection against moisture, conductive dust, and corrosive contaminants. Maintain appropriate clearance for rear terminal access and ensure terminal connections are mechanically secured before commissioning.
$200.00 $100.00
-
General Electric GE Multilin 369-HI-R-M-0-0-0 Motor Management Relay
GE Multilin 369-HI-R-M-0-0-0 Motor Management Relay The GE Multilin 369-HI-R-M-0-0-0, also cataloged as the 369 Motor Management Relay, operates as a dedicated hardware component for motor protection, thermal monitoring, and electrical measurement within GE Multilin motor protection platforms. Hardware Specifications Parameter Specification Model 369-HI-R-M-0-0-0 Brand GE Multilin Weight 4.5 kg Dimensions 29.6 cm x 10.7 cm x 20.5 cm Operating Temp -40 deg C to +60 deg C Power Consumption Not specified Device Type Digital Microprocessor-Based Motor Management Relay Control Power 50-300 VDC / 60-265 VAC, 50/60 Hz Current Inputs 1 A or 5 A secondary CT inputs, field configurable Voltage Inputs Up to 280 VAC phase line voltage via metering option RTD Inputs 12 programmable RTD inputs Digital Inputs 6 optically isolated assignable inputs Analog Outputs 4 configurable outputs, 0-1 mA, 0-20 mA, or 4-20 mA Communication Interface RS232 front port and RS485 rear port with Modbus RTU Mounting Type Standard panel mount GE Multilin Motor Thermal and Power Monitoring Functions The 369-HI-R-M-0-0-0 integrates motor protection algorithms with thermal measurement and power metering functions. The 12-channel RTD package provides direct temperature acquisition for stator windings, bearings, and ambient monitoring. The motor thermal model supports ANSI 49 protection behavior, while current and voltage measurement channels provide monitoring of operating electrical conditions. The integrated metering option provides measurement of kW, kVA, kvar, power factor, kWh, frequency, and additional analog output assignment. Analog channels can be configured for process monitoring or connection to external control systems. Frequently Asked Questions Q: Does the 369-HI-R-M-0-0-0 support hot-swap replacement during operation?A: The relay is designed for panel mounting and fixed wiring installation. Hot-swap operation is not specified for this hardware configuration. Q: Which communication protocol is available through the rear communication port?A: The rear RS485 port supports Modbus RTU communication for connection to supervisory or control systems. Q: How are RTD inputs used in the relay application?A: The 12 programmable RTD inputs acquire motor thermal signals from sensors such as platinum, nickel, and copper resistance temperature devices for temperature-based protection functions. Field Installation Guidelines Install the GE Multilin 369-HI-R-M-0-0-0 in a suitable panel enclosure with adequate clearance for wiring access and heat dissipation. Connect CT secondary wiring according to the required phase and ground current measurement configuration. Use shielded cables for low-level analog and communication wiring where required. Terminate cable shields according to site grounding practices to reduce electrical noise coupling. Separate communication, RTD, and analog signal wiring from high-current motor feeder conductors. Verify control power compatibility before energizing the relay. Confirm CT polarity, VT connections, RTD channel assignments, and communication parameters during commissioning. Firmware compatibility should be checked before performing any configuration or maintenance procedure.
$200.00 $100.00
-
General Electric GE Multilin 369-HI-R-0-0-0-0-E Motor Protection Relay
GE Multilin 369-HI-R-0-0-0-0-E Motor Protection Relay Configured for three-phase motor protection, monitoring, and trip control in industrial motor management systems, the GE Multilin 369-HI-R-0-0-0-0-E (369 Motor Protection Relay) provides direct physical/electrical execution. Hardware Specifications Parameter Specification Model 369-HI-R-0-0-0-0-E Brand GE Multilin Origin General Electric Multilin product family Weight 8 lb Dimensions 11 cm W x 30 cm H x 21 cm L Operating Temp -40 deg C to +60 deg C Power Consumption Nominal 10 W, maximum 20 W Product Type Digital Motor Protection Relay Series 369 Motor Management Relay Control Power Supply 50-300 VDC, 60-265 VAC, 48-62 Hz Phase Current Input 1 A and 5 A secondary CT inputs Ground Current Input Frequency 20 to 100 Hz Communication Interface RS485 Modbus RTU RTD Inputs 3-wire RTD inputs for 100 ohm platinum, 100 ohm nickel, 120 ohm nickel, and 10 ohm copper Output Relays 4 configurable relays for trip, auxiliary, and alarm functions Conformal Coating Environmental option E coating for industrial environments Industrial Control and Firmware Compatibility The GE Multilin 369 series uses microprocessor-based processing for motor protection calculations, event recording, metering, and relay control functions. The relay supports RS485 Modbus RTU communication for integration with industrial control networks. The unit provides deterministic relay operation through embedded protection firmware, including thermal overload modeling, phase current analysis, ground fault detection, locked rotor protection, mechanical jam detection, and undercurrent monitoring. Firmware operation supports configuration storage, self-testing routines, and recorded trip information. Frequently Asked Questions Q: Does the 369-HI-R-0-0-0-0-E support hot-swap replacement during operation?A: The relay is designed as a panel-mounted protection device. Replacement procedures require isolation of control power, current inputs, and field wiring before removal. Q: What current transformer inputs are supported by this relay?A: The relay accepts phase current transformer inputs rated for 1 A or 5 A secondary values with software selection. Q: Which communication protocol is available through the rear communication port?A: The relay provides an RS485 serial interface supporting Modbus RTU communication. Field Installation Guidelines Install the relay in a suitable protective enclosure with access for control wiring, CT wiring, communication connections, and operator interface access. Maintain separation between CT signal wiring, digital input wiring, and high voltage conductors to reduce electrical interference. Apply shield grounding practices according to the installation environment and system grounding requirements. Verify CT polarity, phase sequence, and grounding connections before commissioning. Confirm control voltage compatibility with the selected HI power supply range before energizing the relay. RTD wiring should use appropriate three-wire connection methods and avoid routing alongside high-current motor feeder cables. Configure protection parameters according to motor nameplate data and application requirements before placing the relay into service.
$200.00 $100.00
-
General Electric GE Multilin 369-HI-0-0-0-0-0-E Motor Protection Relay
GE Multilin 369-HI-0-0-0-0-0-E Motor Protection Relay The GE Multilin 369-HI-0-0-0-0-0-E, also cataloged as the 369 Motor Protection Relay, operates as a dedicated hardware component for three-phase motor protection, monitoring, and control signal processing within GE Multilin motor management systems. Hardware Specifications Parameter Specification Model 369-HI-0-0-0-0-0-E Brand GE Multilin Origin USA Weight 3.6 kg Dimensions 280 mm x 110 mm x 205 mm Operating Temp -25 deg C to +60 deg C Power Consumption Nominal 10 W, maximum 20 W Product Type Motor Protection Relay Control Power 50-300 VDC or 60-265 VAC, 50/60 Hz Current Inputs 1 A or 5 A phase CT inputs, programmable Ground CT Input 1 A, 5 A, or 50:0.025 core balance CT Frequency Tracking 20 Hz to 70 Hz Output Relays 4 output relays: Trip, Alarm, Auxiliary 1, Auxiliary 2 Communication Ports Front RS232 and rear RS485 Modbus RTU Analog Output One programmable 4-20 mA or 0-1 mA output Display 40-character 2 x 20 display with 14-key keypad Diagnostics Option Enhanced faceplate, LED indicators, Motor Health Report, Start Data Logger Firmware Flash Compatibility and Industrial Control Communication The GE Multilin 369-HI-0-0-0-0-0-E integrates firmware-based protection logic for motor operating state evaluation, event recording, and configuration management. Firmware flash compatibility is maintained through supported GE Multilin configuration tools and device firmware procedures. The relay processes current measurement inputs, thermal model calculations, and programmable protection parameters to execute functions including overload protection (ANSI 49/51), locked rotor detection, phase unbalance monitoring, ground fault protection, and loss of load detection. The communication interface provides configuration and data access through RS232 and RS485 links. Modbus RTU communication supports integration with industrial control networks for relay status, measurement values, event records, and parameter exchange. Frequently Asked Questions (FAQ) Q: Does the 369-HI-0-0-0-0-0-E support hot-swap replacement during operation?A: No. The relay uses a fixed panel-mount enclosure and requires power isolation before removal, wiring changes, or hardware replacement. Q: What current transformer inputs are supported by the relay?A: The relay accepts programmable 1 A or 5 A phase CT secondary inputs and supports selectable ground CT configurations. Q: How is configuration data transferred to the relay?A: Configuration and monitoring data are transferred through the front RS232 interface or rear RS485 Modbus RTU communication connection using compatible configuration software. Field Installation Guidelines Install the GE Multilin 369-HI-0-0-0-0-0-E in a protected panel enclosure with adequate clearance for wiring access and heat dissipation. Use shielded signal cables for communication and analog output wiring where required by the installation environment. Connect cable shields according to the site grounding practice to reduce electrical interference. Route CT wiring separately from high-voltage power conductors to reduce induced noise. Verify CT polarity, secondary connections, and grounding before energizing the motor protection circuit. Confirm the control voltage selection matches the installed supply source before applying power. Perform parameter verification, input signal validation, and relay output testing during commissioning.
$200.00 $100.00
-
General Electric GE Multilin 369B1875G0003 Motor Management Relay
GE Multilin 369B1875G0003 Motor Management Relay The GE Multilin 369B1875G0003, also cataloged as the 369B1875G0003 Motor Management Relay, operates as a dedicated hardware component for motor protection, monitoring, and control execution within GE Multilin 369 series protection platforms. Hardware Specifications Parameter Specification Model 369B1875G0003 Brand GE Multilin Origin GE / General Electric Multilin series Device Type Digital Motor Protection & Management Relay Operating Temp -20 deg C to +60 deg C Nominal Voltage Rating 120/240 VAC / VDC Supply Voltage Range 70-265 VAC, 88-300 VDC Frequency Rating 50 / 60 Hz Current Inputs 1 A or 5 A CT secondary inputs Communication Interface Modbus RTU via RS485; optional Ethernet / Modbus TCP Display Interface Front-panel LCD with keypad and status LEDs Mounting Configuration Panel, draw-out case, or DIN rail mounting Protection Functions Thermal overload, phase overcurrent, locked rotor, ground fault, current unbalance, single phasing Monitoring Functions Current, voltage, power, energy metering, trip records, event logging, motor start history GE Multilin Motor Protection and Control Functions The GE Multilin 369B1875G0003 integrates motor thermal modeling, current measurement inputs, voltage monitoring, and programmable relay outputs for three-phase motor protection applications. The internal thermal model calculates motor heating conditions using electrical loading data and RTD input information where configured. The relay supports motor fault analysis through event recording and trip history storage. Protection elements include phase overcurrent detection, locked rotor protection, stator thermal overload monitoring, ground fault detection, and current phase imbalance evaluation. The 369 series hardware architecture provides programmable control outputs for trip commands, alarms, and process interlock signals. RS485 communication supports Modbus RTU data exchange for integration with supervisory control systems. Frequently Asked Questions Q: What current transformer inputs are supported by the GE Multilin 369B1875G0003?A: The relay accepts standard 1 A or 5 A CT secondary current inputs for motor current measurement and protection calculations. Q: Does the relay support direct network communication with control systems?A: The unit provides Modbus RTU communication through RS485. Optional Ethernet-based Modbus TCP communication is available depending on configured hardware options. Q: What installation factors must be considered for relay replacement or commissioning?A: Replacement procedures require verification of terminal wiring, CT polarity, control power compatibility, communication addressing, and protection setting transfer before energization. Field Installation Guidelines Install the GE Multilin 369B1875G0003 in a suitable industrial control enclosure with proper mechanical support and environmental protection. Verify all current transformer wiring before operation. CT secondary circuits must maintain correct polarity and avoid open-circuit conditions during energized operation. Use shielded communication wiring for RS485 networks where required by site standards. Connect cable shields according to the control panel grounding practice to reduce electrical interference. Separate low-level communication wiring from high-current motor power conductors to minimize electromagnetic coupling. Confirm control voltage, input configuration, and protection parameters before placing the motor circuit into service.
$200.00 $100.00
-
General Electric GE Multilin 489-P5-HI-A20-E Generator Management Relay
GE Multilin 489-P5-HI-A20-E Generator Management Relay The GE Multilin 489-P5-HI-A20-E, also cataloged as the 489-P5-HI-A20-E Generator Management Relay, operates as a dedicated hardware component for generator protection, measurement, control, and monitoring within GE Multilin generator management platforms. The relay integrates CT/VT acquisition, RTD monitoring, configurable I/O, analog outputs, and serial communication interfaces for synchronous and induction generator applications. Hardware Specifications Parameter Specification Model 489-P5-HI-A20-E Brand GE Multilin Weight 17.86 lb Power Consumption 20 W nominal, 35 W maximum Control Power Supply 88-300 VDC / 88-265 VAC, 48-62 Hz Generator Frequency Range 20 Hz to 70 Hz tracking range Phase Current Inputs 5 A CT secondary Ground / Neutral CT Inputs 1 A / 5 A selectable Voltage Inputs 50-240 VAC phase-to-neutral nominal Digital Inputs 9 configurable dry contact inputs Output Relays 6 Form-C / Form-A contacts Analog Outputs 4 assignable 4-20 mA outputs RTD Inputs 12 configurable RTD inputs RTD Types 100 ohm Platinum, 120 ohm Nickel, 10 ohm Copper, 100 ohm Nickel RS485 Communication 300, 1200, 2400, 4800, 9600, 19200 baud rates Impulse Voltage Withstand 5 kV EFT Standard IEEE/ANSI C37.90.1 CT Thermal Withstand 20 x IN for 1 second, 3 x IN continuous Phase CT Burden Less than 0.2 VA at nominal rating Profinet / EtherNet-IP Deterministic Network and Firmware Compatibility The GE Multilin 489-P5-HI-A20-E applies industrial control architecture principles for deterministic protection data handling. The enhanced hardware option includes Ethernet communication capability for system integration, while RS485 serial communication supports configurable baud rates for supervisory connections. The relay firmware manages generator protection functions, measurement processing, and control logic execution through a microprocessor-based platform. Hardware option selection defines available communication and display functions, requiring firmware compatibility with the installed relay configuration. The device provides configurable I/O density scaling through nine contact inputs, six relay outputs, four 4-20 mA analog outputs, and twelve RTD monitoring channels. RTD channels support alarm and trip processing for connected temperature sensing elements. Frequently Asked Questions Q: What type of current transformers are supported by the 489-P5-HI-A20-E?A: The relay uses P5 phase current inputs designed for 5 A CT secondary signals. Ground and neutral CT inputs support selectable 1 A or 5 A configurations. Q: Does the relay support hot-swapping during operation?A: The available technical data does not specify hot-swap capability. Installation and replacement procedures should follow GE Multilin relay service requirements with power removed before hardware access. Q: What communication interface parameters are available for RS485 operation?A: The RS485 interface supports selectable baud rates of 300, 1200, 2400, 4800, 9600, and 19200. Field Installation Guidelines Install the GE Multilin 489-P5-HI-A20-E in a suitable protective panel environment with appropriate clearance for wiring access and heat dissipation. Connect CT secondary circuits using dedicated twisted wiring and maintain correct polarity to prevent measurement errors. Analog output wiring should be separated from high-voltage power conductors to reduce induced noise. Cable shields should be terminated according to site grounding practices, with attention to avoiding ground loops in low-level measurement circuits. RTD wiring should use appropriate lead compensation methods and maintain separation from switching circuits. Communication wiring for RS485 should use shielded twisted pairs with proper termination practices according to the network installation design. Verify control power voltage range, CT input configuration, VT connections, and relay contact assignments before energizing the protection system.
$200.00 $100.00
-
General Electric GE Multilin SR489-P5-HI-A20 Generator Management Relay
GE Multilin SR489-P5-HI-A20 Generator Management Relay The GE Multilin SR489-P5-HI-A20, also cataloged as the SR489 Generator Management Relay, operates as a dedicated hardware component for generator protection, metering, monitoring, and control within GE Multilin 489 Generator Management Relay platforms. Hardware Specifications Parameter Specification Model SR489-P5-HI-A20 Brand GE Multilin Origin General Electric Dimensions Compact drawout relay case; dimensions not specified Operating Temp Operating temperature not specified Power Consumption Typical 15 W, Maximum 35 W Product Type Generator Protection Relay Power Supply 70-265 VAC (48-62 Hz) / 88-300 VDC Current Inputs 5 A secondary phase current inputs Current Input Frequency Range 20 Hz to 70 Hz tracking range Current Input Burden Less than 0.2 ohm at 5 A Thermal Withstand Continuous 10 A; 1 second 500 A Voltage Inputs 50 V to 240 V AC phase-to-neutral direct or VT connected Analog Outputs 4 programmable 4-20 mA DC outputs Analog Output Load Maximum 1200 ohm at 24 VDC external loop or internal supply Communication Interface 2 x RS485 ports with Modbus RTU protocol Communication Baud Rate Up to 19,200 bps Front Panel Interface 40-character backlit display, LED status indicators, programming keypad Emissions Compliance Class A radiated and conducted emissions RF Immunity Level 3 GE Multilin Generator Protection Processing and Control Functions The SR489-P5-HI-A20 applies microprocessor-based numerical processing for generator electrical protection functions. The relay supports phase current measurement through 5 A secondary CT inputs and voltage measurement through VT secondary inputs. Protection elements include phase overcurrent, ground overcurrent, phase differential, and loss of excitation impedance functions. The relay supports configurable ground overcurrent curves including ANSI, IEC, IAC, Flexcurve, and definite time characteristics. Loss of excitation protection is implemented with two impedance zones using impedance circles for generator field monitoring. High set phase overcurrent timing accuracy is specified as +/-50 ms at 50/60 Hz or +/-0.5% total time. Frequently Asked Questions Q: Does the SR489-P5-HI-A20 support hot-swapping during operation?A: The relay is installed in a drawout case configuration. Hot-swap capability is not specified in the provided technical data; isolation and controlled removal procedures should be followed during maintenance. Q: What communication interfaces are available on the SR489-P5-HI-A20?A: The relay provides two RS485 serial communication ports using Modbus RTU protocol with baud rates up to 19,200 bps. Q: What analog output configuration is provided by the A20 option?A: The A20 option provides four programmable 4-20 mA DC analog outputs for external monitoring and control circuits. Field Installation Guidelines Install the SR489-P5-HI-A20 in the designated relay mounting assembly with appropriate mechanical retention of the drawout case. Verify CT secondary wiring polarity and terminal integrity before energizing the protection circuit. Maintain separation between current transformer wiring, voltage transformer wiring, communication cables, and high-energy conductors to reduce electrical interference. RS485 communication wiring should use shielded twisted-pair cable with the shield connected according to the plant grounding practice. Confirm the control power supply matches the HI option input range before connection. Protective grounding, panel bonding, and enclosure wiring should comply with the applicable industrial electrical installation standards.
$200.00 $100.00
-
General Electric GE Multilin 489-P1-LO-A20-E Generator Management Relay
GE Multilin 489-P1-LO-A20-E Generator Management Relay Configured for generator electrical protection, control execution, and measurement processing in the GE Multilin 489 generator management system, the GE Multilin 489-P1-LO-A20-E (489 Generator Management Relay) provides direct physical/electrical execution. The unit integrates CT inputs, voltage sensing, analog outputs, RTD monitoring, relay outputs, and communication interfaces for synchronous and induction generator applications. Hardware Specifications Parameter Specification Model 489-P1-LO-A20-E Brand GE Multilin Operating Temp -40 deg C to +60 deg C Power Consumption 25 VA typical, 45 VA maximum Product Type Generator Management Relay Phase Current Inputs 1 A CT secondary inputs Ground/Neutral CT Inputs Selectable 1 A / 5 A or 50:0.025 core-balance CT inputs Voltage Sensing Three-phase line/phase voltage inputs up to 240 V AC nominal Frequency Tracking Supports 50/60 Hz systems with 10 Hz/s tracking rate Control Power Input 20 to 60 V DC or 20 to 48 V AC at 48 to 62 Hz Analog Outputs 4 to 20 mA assignable outputs Analog Inputs Four transducer inputs: 0 to 1 mA, 0 to 20 mA, 4 to 20 mA RTD Inputs Twelve programmable RTD inputs Digital Inputs Nine assignable digital inputs Output Relays Six output relays for trip, alarm, and auxiliary functions Communication Ports RS232, RS485 / RS422 Modbus RTU, Ethernet 10Base-T RJ45 Modbus TCP/IP Energy Metering Update Rate 50 ms Relay Operation Time 10 ms Differential Curve Shape Dual slope IRIG-B DC Shift TTL Profinet / EtherNet/IP Deterministic Networks and Firmware Flash Compatibility The GE Multilin 489-P1-LO-A20-E incorporates Ethernet communication capability through a 10Base-T RJ45 interface supporting Modbus TCP/IP. The communication structure provides data exchange between the relay and supervisory control systems. Firmware compatibility must follow GE Multilin configuration requirements to maintain communication and protection function consistency during software maintenance procedures. The relay processes generator electrical quantities through current and voltage measurement circuits. Protection logic includes stator differential protection, thermal overload modeling, reverse and low forward power protection, loss of excitation detection, phase unbalance monitoring, and frequency protection functions. Frequently Asked Questions Q: What CT input configuration is supported by the 489-P1-LO-A20-E phase measurement circuit?A: The P1 option provides phase current inputs designed for 1 A CT secondary connections. Ground and neutral CT inputs support selectable 1 A / 5 A or 50:0.025 core-balance CT configurations. Q: Which communication interfaces are available for system integration?A: The relay provides front RS232 for local configuration, rear RS485 / RS422 with Modbus RTU, and Ethernet 10Base-T RJ45 with Modbus TCP/IP support. Q: What type of thermal monitoring inputs are available?A: The unit provides twelve programmable RTD inputs supporting 100 ohm Platinum, 120 ohm Nickel, 100 ohm Nickel, and 10 ohm Copper RTD types. Field Installation Guidelines Install the relay in a suitable protective enclosure with wiring arranged according to industrial electrical separation practices. Keep CT circuits separated from communication and low-level analog wiring to reduce measurement interference. Connect current transformer secondary circuits with appropriate terminal security and verify polarity before energization. Maintain shielded cable practices for analog signals and communication wiring where required by the installation environment. Verify control power voltage compatibility before applying power. Confirm RS485 / RS422 wiring polarity, termination requirements, and Modbus network addressing before connecting the relay to external control systems. For Ethernet connections, use suitable industrial network cabling practices and confirm communication settings before placing the relay into operational service.
$200.00 $100.00
-
General Electric GE Multilin 489-P5-HI-A20 Generator Management Relay
GE Multilin 489-P5-HI-A20 Generator Management Relay The GE Multilin 489-P5-HI-A20, also cataloged as the 489 Generator Management Relay, operates as a dedicated hardware component for generator protection, measurement, and control within GE Multilin generator protection relay platforms. Hardware Specifications Parameter Specification Model GE Multilin 489-P5-HI-A20 Brand GE Multilin Power Consumption 20 W nominal, 45 W maximum Device Type Generator Management Relay Power Supply 90-300 VDC or 70-265 VAC, 50/60 Hz Phase CT Inputs 5 A CT secondary Ground CT Inputs 1 A / 5 A selectable Voltage Inputs 100-240 VAC VT secondary inputs Frequency Measurement Range 20.00 Hz to 70.00 Hz RTD Inputs 12 RTD channels supporting 100 Ohm Platinum, 100 Ohm Nickel, 120 Ohm Nickel, and 10 Ohm Copper sensors Analog Outputs 4 isolated 4-20 mA outputs Digital Inputs 8 opto-isolated assignable inputs Output Relays 6 configurable output relays Communication Interface RS485 Modbus RTU, RS232 programming port Display Interface 40-character backlit LCD with keypad and status LEDs Event Recording Up to 256 events with fault reports and oscillography capture Profinet / EtherNet-IP Deterministic Networks and Firmware Flash Compatibility The GE Multilin 489-P5-HI-A20 applies microprocessor-based protection processing for generator electrical parameters including current, voltage, frequency, thermal condition, and power flow. The relay performs continuous acquisition from CT, VT, and RTD measurement circuits and executes ANSI protection functions including 87G generator differential, 50/51 overcurrent, 49 thermal overload, 40 loss of excitation, 32R reverse power, and 81O/U frequency protection. The relay architecture supports firmware-controlled processing, event logging, and communication diagnostics. The device integrates into DCS and SCADA systems through RS485 Modbus RTU communication, while internal firmware compatibility defines supported protection algorithms, measurement functions, and configuration operations. Frequently Asked Questions Q: What CT secondary input rating is supported by the GE Multilin 489-P5-HI-A20?A: The P5 configuration provides 5 A phase CT secondary inputs. Ground CT inputs are field selectable for 1 A or 5 A secondary operation. Q: Does the relay support direct generator thermal monitoring?A: Yes. The relay includes 12 RTD inputs and applies thermal modeling functions for stator temperature monitoring and ANSI 49 thermal overload protection. Q: What communication protocol is available for DCS or SCADA integration?A: The rear communication interface supports RS485 Modbus RTU for system integration and remote data access. Field Installation Guidelines Install the GE Multilin 489-P5-HI-A20 in a suitable protective relay cabinet with controlled environmental conditions according to the equipment enclosure requirements. CT and VT wiring should maintain separation from high-current power conductors to reduce induced noise. CT circuits must use appropriate terminal practices and avoid open-circuit operation during energized conditions. Analog output wiring should use shielded instrumentation cable where required. Connect cable shields according to the site grounding standard and avoid multiple-point shield termination that may create ground loops. RS485 communication wiring should follow industrial serial network practices, including correct polarity, termination arrangement, and separation from switching power cables. RTD sensor wiring should maintain consistent lead routing and separation from electromagnetic interference sources to preserve temperature measurement accuracy.
$200.00 $100.00
-
General Electric GE Multilin 489-P1-HI-A20-E Generator Management Relay
GE Multilin 489-P1-HI-A20-E Generator Management Relay The GE Multilin 489-P1-HI-A20-E, also cataloged as the 489 Generator Management Relay, operates as a dedicated hardware component for generator protection, measurement, and trip control within GE Multilin protection relay systems. The unit processes CT inputs, analog signals, RTD measurements, and digital control inputs to execute generator electrical protection functions. Hardware Specifications Parameter Specification Model 489-P1-HI-A20-E Brand GE Multilin Weight 8 kg Dimensions 1/2 19-inch rack unit depth, 3U height drawout case Operating Temp -40 to 60 deg C Power Consumption Typical 15 W, maximum 35 W Product Type Generator Management Relay Phase Current Inputs 1 A CT secondary inputs Control Power Supply 90-300 VDC or 70-265 VAC, 48-62 Hz Analog Outputs Four isolated 4-20 mA assignable outputs Analog Inputs 4-20 mA DC transducer inputs RTD Inputs 12 inputs supporting Ni, Pt, and Cu RTD types Digital Communications RS232 front port, RS485/RS422 rear ports, Modbus RTU Output Relays Six configurable relays for trip, auxiliary, service, and alarm functions Mounting Method Panel mount or 19-inch rack mount Protection Functions ANSI 87G, 50/51, 50G/51G, 27/59, 81O/81U, 32, 40, 46, 49/38 Deterministic Networks and Firmware Compatibility The GE Multilin 489-P1-HI-A20-E integrates industrial control communication functions through RS485/RS422 serial interfaces supporting Modbus RTU data exchange. The relay architecture supports firmware flash compatibility for configuration updates and maintains deterministic protection data handling between measurement processing, logic execution, and external monitoring systems. The relay accepts 1 A phase CT secondary signals and performs digital processing for generator differential protection, overcurrent protection, frequency supervision, power direction detection, and thermal monitoring. The four-channel 4-20 mA analog output subsystem provides isolated signal transmission with 1000 V isolation for external control and monitoring circuits. Frequently Asked Questions Q: What type of current input is supported by the 489-P1-HI-A20-E?A: The relay version identified by the P1 suffix accepts 1 A phase CT secondary inputs for generator protection measurement. Q: Does the relay support hot-swap replacement during operation?A: The unit uses a drawout case design; however, removal or insertion procedures must follow the applicable protection system isolation and maintenance requirements. Q: Which communication interfaces are available for configuration and monitoring?A: The relay provides an RS232 front configuration port and RS485/RS422 rear communication ports supporting Modbus RTU. Field Installation Guidelines Install the relay in a suitable panel or rack location with adequate clearance for the drawout mechanism and wiring access. CT secondary wiring should use dedicated twisted conductors where applicable and maintain separation from high-energy switching circuits. Connect communication wiring with proper shielding and terminate RS485 networks according to serial bus installation practices. Cable shields should be bonded according to the site grounding method to reduce electrical interference. Verify control power polarity and voltage range before energization. Confirm CT wiring, RTD connections, analog output assignments, and digital input functions during commissioning using the configured relay settings.
$200.00 $100.00
-
General Electric GE Multilin 489-P5-LO-A20-E Generator Management Relay
GE Multilin 489-P5-LO-A20-E Generator Management Relay The GE Multilin 489-P5-LO-A20-E, also cataloged as the 489 Generator Management Relay, operates as a dedicated hardware component for generator protection, control, metering, and event monitoring within generator electrical protection systems. It provides 5 A CT input processing, 4-20 mA analog outputs, relay control functions, and serial communication interfaces. Hardware Specifications Parameter Specification Model 489-P5-LO-A20-E Brand GE Multilin Weight 10 lb Operating Temp -40 deg C to +60 deg C Power Consumption Maximum 45 VA AC / 30 W DC Product Type Generator Management Relay Control Power Supply 20-60 VDC or 20-48 VAC, 48-62 Hz Phase Current Inputs 5 A CT secondary inputs Analog Outputs 4 assignable 4-20 mA outputs, maximum 600 ohm load Output Contacts 6 relay contacts, 10 A continuous at 250 VAC / 30 VDC Frequency Sensing Range 20 to 70 Hz RTD Inputs 12 RTD inputs supporting platinum, nickel, and copper RTD types Communication Interface RS232 front port and RS485/RS422 rear port with Modbus RTU Mounting Type Panel mount draw-out construction Display Enhanced backlit LCD, 4 x 20 character format Deterministic Network and Firmware Compatibility Features The GE Multilin 489-P5-LO-A20-E integrates industrial control functions through programmable protection logic, serial communication channels, and configurable firmware parameters. The relay supports Modbus RTU communication through RS485/RS422 interfaces for data exchange with supervisory control systems. Firmware configuration supports protection setting management, event recording, metering functions, and relay logic execution within generator control architectures. The relay processes electrical measurement signals from CT and VT inputs for ANSI protection functions including overcurrent, voltage, frequency, reverse power, loss of excitation, thermal overload, unbalance protection, and generator differential protection. Configurable output assignments allow external control circuits to receive trip, alarm, and service status signals. Frequently Asked Questions Q: Does the 489-P5-LO-A20-E support hot-swap replacement during operation?A: The unit uses a draw-out construction for panel installation. Hot-swap operation is not specified in the provided technical data and should be evaluated according to the installed switchgear design. Q: What communication protocol is available on the rear communication port?A: The rear RS485/RS422 port supports Modbus RTU communication with selectable parity options including none, odd, and even. Q: What are the available analog output characteristics?A: The A20 option provides four assignable 4-20 mA analog outputs with a maximum load rating of 600 ohm. Field Installation Guidelines Install the relay in a suitable panel or switchgear enclosure using the specified draw-out mounting arrangement. Verify CT secondary wiring polarity and terminal routing before energizing the unit. Use shielded wiring for analog signal circuits where required by the installation environment. Terminate cable shields according to the site grounding standard and avoid routing low-level measurement wiring together with high-current power conductors. Confirm control power voltage compatibility before connection. Check RS485/RS422 communication wiring polarity, termination requirements, and isolation practices to maintain stable serial communication performance. Verify VT, CT, RTD, and relay output wiring against the application protection scheme before commissioning. Configure protection settings and communication parameters using compatible GE Multilin configuration software.
$200.00 $100.00
-
General Electric GE Multilin PQMII-C Power Quality Meter II
GE Multilin PQMII-C Power Quality Meter II Configured for electrical power measurement and control signal execution in switchgear monitoring networks, the GE Multilin PQMII-C (PQMII Power Quality Meter II) provides direct physical/electrical execution through voltage, current, relay, digital input, and communication interfaces. Hardware Specifications Parameter Specification Model PQMII-C Brand GE Multilin Operating Temp -10 deg C to +60 deg C Power Consumption 10 VA maximum, 15 VA nominal Power Supply 90-300 VAC (40-70 Hz) / 100-300 VDC; optional 20-60 VDC or 20-48 VAC Voltage Input Up to 600 VAC line-to-line / 347 VAC line-to-neutral Current Input 1 A or 5 A CT secondary, 0.02 to 12 A continuous measurement range Measurement Accuracy Voltage and current +/- 0.5% full scale; power and energy +/- 1.0% Harmonic Analysis THD measurement up to 31st harmonic Communication Interface RS232 front port and RS485 rear port with Modbus RTU Communication Speed Up to 19,200 bps Control Relays 4 Form-C (SPDT) relays, 10 A continuous at 250 VAC / 30 VDC Digital Inputs 4 switch inputs for status monitoring and remote reset Modbus RTU Communication and Power Quality Processing The PQMII-C integrates electrical measurement acquisition with Modbus RTU communication through its rear RS485 interface. The meter processes voltage, current, frequency, real power, reactive power, apparent power, energy accumulation, and power factor data for SCADA, DCS, and PLC system integration. The unit performs power quality analysis by calculating total harmonic distortion (THD) for voltage and current signals up to the 31st harmonic. Event recording functions capture voltage sag, voltage swell, peak demand, minimum and maximum values, and historical trend information. The control option identified by the "-C" suffix provides programmable relay outputs, digital status inputs, and optional analog output functions for switchgear automation sequences. The hardware configuration supports control logic execution based on measured electrical parameters and recorded events. Frequently Asked Questions (FAQ) Q: What communication protocol is supported by the PQMII-C for automation integration?A: The PQMII-C supports Modbus RTU communication through the rear RS485 interface and provides a front RS232 port for local configuration. Q: What type of current transformer inputs are accepted by the PQMII-C?A: The meter accepts field-configurable 1 A or 5 A nominal CT secondary inputs with continuous measurement from 0.02 to 12 A for 5 A nominal CT applications. Q: What control hardware is included in the "-C" variant?A: The "-C" control option includes four Form-C relay outputs and four digital inputs for alarm, status monitoring, and remote control functions. Field Installation Guidelines Install the PQMII-C in an enclosure suitable for the specified operating environment. Maintain separation between low-level communication wiring and high-voltage measurement conductors to reduce electrical interference. Connect voltage inputs according to the configured system voltage and PT secondary settings. CT wiring should maintain correct polarity and avoid open-circuit conditions during operation. Use shielded communication cable for RS485 networks and terminate the communication bus according to the applicable Modbus RTU installation practice. Verify auxiliary power supply compatibility before energizing the meter. Confirm relay output wiring, digital input connections, and grounding arrangements before commissioning the measurement and control functions.
$200.00 $100.00
-
General Electric GE Multilin 350-C-P5-G5-H-S-M-N-P-SN-D-N Feeder Protection Relay
GE Multilin 350-C-P5-G5-H-S-M-N-P-SN-D-N Feeder Protection Relay The GE Multilin 350-C-P5-G5-H-S-M-N-P-SN-D-N, also cataloged as the 350 Feeder Protection Relay, operates as a dedicated hardware component for feeder protection, measurement, control, and communication tasks within GE Multilin 3 Series protection platforms. Hardware Specifications Parameter Specification Model 350-C-P5-G5-H-S-M-N-P-SN-D-N Brand GE Multilin Origin GE Multilin 3 Series platform Power Consumption Nominally < 10 W, maximum < 20 W Product Type Feeder Protection Relay Power Supply 125 to 250 V DC / 100 to 240 V AC, 50/60 Hz Phase Current Inputs 3-phase CT inputs, 5 A nominal Ground Current Input Ground CT input, 5 A nominal Voltage Inputs VT phase and bus inputs for voltage protection functions Frequency Rating 50 Hz or 60 Hz systems Current Withstand 20 x In for 1 second thermal withstand Digital Inputs 8 contact inputs, dry or powered Output Relays 7 output relays: 2 Form A and 5 Form C Display Interface Front LCD panel with target LEDs, menu keys, and USB configuration port Enclosure Type Drawout case with automatic CT shorting mechanism Communication Ports Front USB and rear RS485 serial port Communication Protocols Modbus RTU, DNP 3.0, IEC 60870-5-103 Profinet / EtherNet-IP Deterministic Networks and Industrial Protection Processing The GE Multilin 350 relay uses a microprocessor-based protection architecture for continuous acquisition of feeder current, voltage, frequency, and status signals. The relay processes ANSI protection functions including 50P/51P phase overcurrent, 50G/51G ground overcurrent, 49 thermal overload, 46 negative sequence protection, 27/59 voltage elements, 67 directional elements, and 81 frequency protection. The relay firmware manages deterministic protection logic execution, measurement calculations, event recording, and communication data exchange through the Multilin 3 Series hardware platform. The drawout construction supports removal and insertion of the protection unit while maintaining panel wiring through the integrated CT shorting mechanism. Frequently Asked Questions Q: Does the 350-C-P5-G5-H-S-M-N-P-SN-D-N support hot-swap operation?A: The relay uses a drawout case design that allows insertion and removal from the chassis without disconnecting field wiring. CT shorting mechanisms are provided to maintain current transformer circuit protection during withdrawal. Q: What communication interfaces are available on this relay?A: The relay provides a front USB configuration interface and a rear RS485 serial communication port supporting Modbus RTU, DNP 3.0, and IEC 60870-5-103 protocols. Q: What CT input ratings are supported by the P5 and G5 configurations?A: The P5 phase current input and G5 ground current input configurations use 5 A nominal CT secondary inputs. Field Installation Guidelines Install the relay in a compatible protection panel with appropriate mechanical support for the drawout chassis assembly. Verify CT polarity, phase sequence, and secondary wiring before energizing the protection circuit. Maintain separation between CT wiring, voltage sensing wiring, and communication cables to reduce electromagnetic interference. Connect RS485 communication wiring using shielded twisted pair cable with proper shield grounding practices according to site standards. Confirm auxiliary power supply voltage matches the 125 to 250 V DC or 100 to 240 V AC input range before startup. Use the front USB interface for configuration access while maintaining controlled access to protection settings and firmware data. Verify grounding continuity between relay enclosure, panel grounding system, and protective earth connection.
$200.00 $100.00
-
General Electric GE Multilin 750 SR750 Feeder Management System
GE Multilin 750 SR750 Feeder Management System The GE Multilin 750 (SR750), also cataloged as the SR750 Feeder Management System, operates as a dedicated hardware component for feeder protection, measurement, and control execution within electrical distribution protection networks. The unit provides digital processing of current, voltage, status inputs, and control outputs through a drawout relay platform. Hardware Specifications Parameter Specification Model 750 / SR750 Brand GE Multilin (General Electric) Operating Temp -40 deg C to +60 deg C Series 700 Series Feeder Management System Control Power Supply HI Option: 88-300 VDC or 70-265 VAC; LO Option: 20-60 VDC or 20-48 VAC CT Inputs 1 A or 5 A phase CT inputs; 1 A or 5 A ground CT inputs VT Inputs 50 V to 240 V secondary inputs Digital Inputs Up to 12 programmable contact inputs Output Relays Up to 8 programmable output relays Analog I/O Optional 4-20 mA transducer inputs and outputs Communications RS232 front port, dual RS485 rear ports with Modbus RTU, optional Ethernet Modbus TCP Industrial Control Communication and Firmware Compatibility The GE Multilin 750 integrates programmable processing functions for feeder protection, metering, and control logic. The relay supports configurable I/O mapping, communication interfaces, and firmware-managed operating functions within the 700 Series platform. Communication architecture includes serial Modbus RTU connectivity through RS485 ports and optional Ethernet Modbus TCP integration for supervisory systems. Firmware flash compatibility is managed according to the relay hardware configuration and installed option set. Firmware updates require verification of hardware revision, communication configuration, and application settings before deployment. Frequently Asked Questions Q: Does the SR750 support hot-swap replacement during energized operation? A: The SR750 uses a drawout case design. Removal and insertion procedures must follow site electrical isolation requirements and the applicable protection system maintenance procedures. Q: What communication interfaces are available on the SR750? A: The unit provides an RS232 front communication port, dual RS485 rear communication ports supporting Modbus RTU, and optional Ethernet communication supporting Modbus TCP. Q: What current transformer inputs are supported by the relay? A: The SR750 accepts 1 A or 5 A secondary current transformer inputs for phase and ground protection measurement circuits. Field Installation Guidelines Install the relay in a compatible protection panel using the specified drawout mounting arrangement. Maintain separation between power wiring, CT/VT signal wiring, communication cables, and high-noise switching conductors. Terminate cable shields according to the site grounding design to reduce electromagnetic interference on measurement and communication circuits. Verify CT polarity, secondary wiring continuity, VT connection configuration, and control power polarity before energizing the unit. Confirm communication parameters including Modbus addressing, baud rate, and network settings before connection to supervisory or control systems. Record installed firmware revision and configuration data during commissioning.
$200.00 $100.00
-
General Electric GE Multilin T35-N03-HCH-F8F-H6C-M8F-P6D-06D-WXX Transformer Protection Relay
GE Multilin T35-N03-HCH-F8F-H6C-M8F-P6D-06D-WXX Transformer Protection Relay The GE Multilin T35-N03-HCH-F8F-H6C-M8F-P6D-06D-WXX, also cataloged as the T35 Transformer Protection Relay, operates as a dedicated hardware component for three-phase transformer differential protection within GE Universal Relay (UR) substation automation systems. The relay performs current acquisition, protection logic execution, event recording, and communication processing through modular I/O and network interfaces. Hardware Specifications Parameter Specification Model T35-N03-HCH-F8F-H6C-M8F-P6D-06D-WXX Brand General Electric (GE Multilin) Origin GE Grid Solutions Dimensions 19-inch rack chassis, horizontal mount Operating Temp -20 deg C to +60 deg C Power Consumption Not specified in available documentation Product Series Universal Relay (UR) Family Base Function Transformer Protection System Power Supply High Voltage Power Supply, 125 / 250 VAC/DC CPU Module Standard CPU Module HMI Interface Enhanced graphical control panel with color LCD display CT/VT Configuration F8F: 8 CT / 4 VT inputs; H6C and M8F additional CT input modules Digital I/O P6D and 06D auxiliary input/output modules Communication Interface RS485, redundant Ethernet 100Base-FX / 10/100Base-T Protocol Support IEC 61850, Modbus RTU/TCP, DNP 3.0, IEEE 1588 PTP Recording Function Oscillography up to 64 samples per cycle; SOE record up to 1024 events Firmware, Network and I/O Architecture The GE Multilin T35 uses a modular hardware architecture with configurable CT/VT acquisition modules, digital input/output cards, and communication interfaces. The UR platform supports deterministic substation communication through IEC 61850 GOOSE messaging, client/server services, and redundant Ethernet network configurations including PRP, RSTP, and HSR. The relay firmware executes transformer protection algorithms including percentage differential protection (87T) with harmonic restraint, instantaneous differential protection (87P), restricted earth fault protection (87G), and transformer overexcitation supervision (24). The modular I/O structure allows channel expansion for multi-winding transformer applications and breaker current monitoring. Frequently Asked Questions Q: Does the T35 support hot-swap replacement of installed modules?A: Module replacement procedures must follow GE Multilin UR maintenance instructions. Hot-swap operation should not be assumed unless specifically supported by the installed hardware revision and firmware configuration. Q: What communication interfaces are available on the T35-N03-HCH-F8F-H6C-M8F-P6D-06D-WXX?A: The relay provides RS485 communication and redundant Ethernet interfaces supporting IEC 61850, Modbus RTU/TCP, DNP 3.0, and IEEE 1588 PTP synchronization. Q: How are transformer current inputs configured on this model?A: The specified configuration includes F8F, H6C, and M8F CT/VT modules for multiple current measurement channels used for transformer differential and protection functions. Field Installation Guidelines Install the relay in a compatible 19-inch rack enclosure with adequate mechanical support and grounding provisions. Verify CT polarity, phase identification, and secondary wiring before energizing protection inputs. Use shielded communication cables for RS485 and Ethernet connections where required by the installation environment. Terminate cable shields according to site grounding practices to reduce electromagnetic interference. Separate low-level communication wiring from high-current AC/DC power conductors. Confirm that CT circuits remain closed during maintenance operations and that all digital input/output wiring matches the configured protection logic. Verify firmware compatibility, module recognition, and protection settings after installation. Perform secondary injection testing before placing the transformer protection system into service.
$200.00 $100.00
-
General Electric GE Multilin SR750-P5-G5-S5-HI-A20-G Feeder Protection Relay
GE Multilin SR750-P5-G5-S5-HI-A20-G Feeder Protection Relay Configured for feeder protection, monitoring, and control execution in GE Multilin 750 Feeder Management Relay platforms, the GE Multilin SR750-P5-G5-S5-HI-A20-G (SR750 Feeder Protection Relay) provides direct physical and electrical execution for current sensing, breaker control, and power system diagnostics. Hardware Specifications Parameter Specification Model SR750-P5-G5-S5-HI-A20-G Brand GE Multilin Operating Temp -40 deg C to +60 deg C Power Consumption Typical 15 W, Maximum 35 W Product Type Feeder Protection Relay Power Supply 88-300 VDC or 88-265 VAC, 45-66 Hz Phase Current Input 5 A CT secondary Ground Current Input 5 A CT secondary Sensitive Ground Input 5 A CT secondary Analog Outputs 8 assignable outputs, 0-20 mA or 4-20 mA DC Communication Interfaces Front RS232, Rear RS485 with Modbus RTU support Digital Inputs 16 assignable opto-isolated inputs Output Contacts Up to 8 Form A / Form C contacts Protection Functions 50/51 phase and ground overcurrent, 67 directional overcurrent, 27/59 voltage, 81 frequency, 50BF breaker failure, 49 thermal overload Firmware Flash Compatibility and Industrial Network Integration The SR750 platform uses programmable relay firmware with integrated FlexLogic control functions for custom protection and automation sequences. Firmware flash compatibility management defines the supported software environment for relay operation, configuration retention, and application updates. The relay supports industrial communication through RS232 and RS485 interfaces with Modbus RTU protocol. The communication structure allows exchange of protection status, metering values, event records, and control commands with supervisory systems. The hardware architecture provides current input processing for phase, ground, and sensitive ground protection channels. Waveform capture supports fault analysis with oscillography recording up to 32 samples per cycle, while the event recorder stores up to 256 time-tagged events. Frequently Asked Questions Q: Does the SR750-P5-G5-S5-HI-A20-G support hot-swap module replacement?A: The available technical data does not specify hot-swap operation. Module replacement should be performed with the relay de-energized and according to approved maintenance procedures. Q: What is the analog output load capability of the A20 option?A: The A20 option provides 8 assignable analog current outputs with selectable 0-20 mA or 4-20 mA DC operation and supports a maximum load of 600 ohms. Q: What environmental protection is provided by the G option?A: The G option applies factory conformal coating for harsh industrial environments and is specified for ISA S71.04 Class G3 conditions. Field Installation Guidelines Install the relay in a suitable protective enclosure with appropriate clearance for wiring access and maintenance activities. Connect CT secondary wiring using correct polarity and maintain separation between current circuits, control wiring, and communication cables. Shielded communication cables should follow standard industrial grounding practices to reduce electromagnetic interference. Verify control power wiring before energization. Confirm that the supply voltage range matches the HI power input specification of 88-300 VDC or 88-265 VAC. Route analog output wiring separately from high-current conductors. Use proper terminal tightening procedures and inspect all protective earth and enclosure bonding connections before commissioning. Configure protection settings, communication parameters, and FlexLogic sequences according to the approved system protection design before placing the relay into service.
$200.00 $100.00
-
General Electric GE Multilin SR489-P1-HI-A20-E Generator Management Relay
GE Multilin SR489-P1-HI-A20-E Generator Management Relay The GE Multilin SR489-P1-HI-A20-E, also cataloged as the 489-P1-HI-A20-E Generator Management Relay, operates as a dedicated hardware component for generator protection, monitoring, and control signal processing within generator management and power system protection networks. Hardware Specifications Parameter Specification Model SR489-P1-HI-A20-E Brand GE Multilin Operating Temp -40 deg C to +60 deg C Power Consumption Not specified in provided documentation Product Type Generator Management Relay Control Power Supply 70 to 265 VAC (48 to 62 Hz), 90 to 300 VDC Phase Current Input 1 A secondary CT input Ground / Neutral Current Input 1 A or 5 A selectable CT input Voltage Input Range 0 to 280 VAC phase-to-neutral Frequency Measurement Range 20 Hz to 70 Hz Analog Outputs 8 assignable 4 to 20 mA channels RTD Inputs 12 RTD inputs Digital Inputs 9 assignable discrete contact inputs Output Relays 8 configurable trip, alarm, and auxiliary relays Communication Ports RS232 front port, RS485 rear port, optional 10 Mbps Ethernet Communication Protocols Modbus RTU, Modbus TCP/IP, DNP 3.0 Level 2 Firmware Flash Compatibility and Generator Control Interface The GE Multilin SR489-P1-HI-A20-E uses a microprocessor-based relay architecture with configurable protection logic, measurement processing, and communication functions. The relay integrates firmware-managed protection algorithms with generator electrical inputs, RTD temperature monitoring, programmable outputs, and Modbus-based data exchange. The hardware supports firmware flash compatibility through the SR489 platform configuration, allowing installed protection logic and communication functions to be maintained according to the supported relay firmware revision. Configuration parameters include CT scaling, VT measurement ranges, protection pickup values, alarm thresholds, and output assignments. The relay provides deterministic communication through RS485 Modbus RTU and optional Ethernet Modbus TCP/IP interfaces for integration with generator control and monitoring systems. Frequently Asked Questions Q: What current transformer inputs are supported by the SR489-P1-HI-A20-E?A: The P1 option provides 1 A secondary phase current CT inputs. Ground and neutral current inputs support configurable 1 A or 5 A nominal CT connections. Q: Does the relay support hot-swap replacement during operation?A: The provided documentation does not specify hot-swap capability. Replacement should be performed with the relay isolated from control power and field wiring according to site procedures. Q: Which communication interfaces are available for configuration and system integration?A: The relay provides an RS232 front port for EnerVista setup software, an RS485 rear port supporting Modbus RTU, and optional Ethernet supporting Modbus TCP/IP. Field Installation Guidelines Install the SR489-P1-HI-A20-E in a protected relay panel environment with wiring separation between CT circuits, VT circuits, control power, and communication cables. Verify CT polarity and secondary wiring before energizing the relay. CT circuits should remain properly terminated during testing and maintenance activities. Use shielded communication cables for RS485 networks and terminate cable shields according to the plant grounding practice. Maintain separation between communication wiring and high-current conductors to reduce electrical interference. Connect control power within the specified AC and DC input ranges. Confirm grounding continuity, terminal tightness, and insulation condition before commissioning. Configure CT ratios, VT parameters, protection settings, RTD assignments, and communication addresses through the approved configuration software before placing the generator protection functions into service.
$200.00 $100.00
-
General Electric GE Multilin F35-N03-HCH-TF8-FH6-EM8-HP6-EU8-HW6-E Multiple Feeder Protection System
GE Multilin F35-N03-HCH-TF8-FH6-EM8-HP6-EU8-HW6-E Multiple Feeder Protection System The GE Multilin F35-N03-HCH-TF8-FH6-EM8-HP6-EU8-HW6-E, also cataloged as the F35 Multiple Feeder Protection System, operates as a dedicated hardware component for feeder protection, control, measurement, and communication within GE Multilin Universal Relay (UR) platforms. Hardware Specifications Parameter Specification Model F35-N03-HCH-TF8-FH6-EM8-HP6-EU8-HW6-E Brand GE Multilin Origin General Electric Universal Relay (UR) family Operating Temp -40 deg C to +60 deg C Power Consumption Approximately 15-30 W nominal, up to 45 W depending on installed I/O modules Power Supply 125-250 V DC / 100-240 V AC nominal, operational range 88-300 V DC / 88-265 V AC Feeder Capacity Up to five feeders with busbar voltage measurement or up to six feeders without busbar voltage measurement Current Inputs 4 CT inputs, 1 A / 5 A selectable Voltage Inputs 4 VT inputs, 50-240 V AC nominal phase-to-neutral Communication Ports RS485, Ethernet interfaces (RJ45 or fiber depending on CPU option) Communication Protocols Modbus RTU, Modbus TCP/IP, DNP 3.0, IEC 61850 GOOSE/MMS optional Protection Functions 50P/51P, 50N/51N, 50G/51G, 49, 27/59, 81U/81O Environmental Coating Conformal coating for harsh environment operation Profinet / EtherNet-IP Deterministic Network and Firmware Compatibility The GE Multilin F35 uses a modular Universal Relay hardware structure with CPU-based processing, configurable I/O expansion, and communication interfaces. The relay architecture supports high-speed Ethernet communication functions through installed communication modules, enabling deterministic data exchange for protection monitoring, event reporting, and substation automation systems. The F35 firmware platform provides compatibility management for configured hardware modules, including CT/VT acquisition boards, digital I/O assemblies, and communication interfaces. Module configuration, FlexLogic programming, and firmware revision control define the operational behavior of the protection system. Frequently Asked Questions Q: Can the F35 support hot-swap replacement of installed modules?A: The F35 uses a modular architecture; however, module replacement procedures must follow GE Multilin maintenance requirements. Power isolation and configuration verification are required before removing or installing hardware assemblies. Q: What is the function of the CT/VT input modules in the F35 configuration?A: CT/VT modules provide analog current and voltage acquisition for feeder protection elements, metering calculations, fault recording, and protection algorithm execution. Q: Which communication protocols are available on the F35 relay?A: The F35 supports Modbus RTU, Modbus TCP/IP, DNP 3.0 serial/TCP communication, and optional IEC 61850 GOOSE and MMS functions depending on installed communication options. Field Installation Guidelines Install the relay in a suitable protection panel with adequate mechanical support and environmental protection. Route CT and VT wiring separately from high-energy power conductors to reduce electromagnetic interference. Connect CT secondary circuits using correct polarity and approved shorting practices during maintenance activities. Apply shielded communication cables where required and terminate shields according to site grounding standards. Verify auxiliary supply voltage before energizing the relay. Confirm the installed power supply module matches the system voltage. Check terminal tightness, module seating, and rear communication connections before commissioning. Perform configuration verification after installation, including CT/VT ratios, digital input assignments, output relay logic, and communication addressing.
$200.00 $100.00
-
General Electric GE Multilin F35N03HAHG8GH6TM8HP6TU5FW6D Feeder Management Relay
GE Multilin F35N03HAHG8GH6TM8HP6TU5FW6D Feeder Management Relay The GE Multilin F35N03HAHG8GH6TM8HP6TU5FW6D, also cataloged as the F35 Feeder Management Relay, operates as a dedicated hardware component for feeder protection, control, and monitoring within GE Multilin Universal Relay (UR) platforms. Hardware Specifications Parameter Specification Model F35N03HAHG8GH6TM8HP6TU5FW6D Brand GE Multilin Dimensions Standard 19-inch rack-mount chassis, horizontal orientation Operating Temp -40 deg C to +60 deg C Power Consumption Not specified in supplied documentation Product Type Feeder Management Relay Platform GE Multilin Universal Relay (UR) Series Power Supply 88-300 VDC / 88-264 VAC Current Inputs 4 CT inputs, 1 A / 5 A rated Voltage Inputs 4 VT inputs Digital I/O High-density contact inputs and Form-A/Form-C relay outputs Communication Redundant Ethernet with IEC 61850 support Protection Functions 50/51, 50N/51N, 50G/51G, 50BF, 67, 67N, 67G, 27, 59, 59N, 81U/81O, 81R Recording Functions Oscillography, Sequence of Events recorder with 1 ms timestamping, fault locator Metering RMS current, voltage, kW, kVAR, kVA, power factor, frequency, energy measurement Power Quality Harmonic analysis up to 25th harmonic, THD measurement GE Multilin Universal Relay Modular Architecture The F35N03HAHG8GH6TM8HP6TU5FW6D uses the GE Multilin UR modular hardware architecture with configurable protection, communication, and I/O assemblies. The configuration includes high-density digital I/O, redundant Ethernet communication, CT/VT acquisition modules, and auxiliary transducer interfaces. The UR platform supports deterministic protection processing through dedicated firmware functions and configurable logic elements. Firmware revision FW6D defines the supported protocol configuration, including IEC 61850, DNP3, and Modbus TCP/RTU communication capabilities. Frequently Asked Questions Q: Does the F35 support hot-swappable module replacement?A: The supplied documentation does not specify hot-swap capability. Module replacement should follow GE Multilin UR maintenance procedures with the relay isolated from external power and field wiring. Q: What communication protocols are supported by this configuration?A: The specified FW6D configuration supports communication options including IEC 61850, DNP3, and Modbus TCP/RTU according to the configured firmware and communication hardware. Q: What input signals are processed by the relay?A: The relay processes transformer-derived current and voltage signals through the integrated 4 CT / 4 VT module and supports protection, metering, and monitoring functions based on sampled electrical measurements. Field Installation Guidelines Install the relay in a suitable 19-inch rack or panel enclosure according to the GE Multilin UR mechanical installation requirements. Terminate CT and VT circuits using dedicated protective wiring practices. Maintain separation between instrument transformer wiring, communication cables, and high-voltage conductors to reduce electrical interference. Connect communication ports using appropriate shielded cabling and apply grounding practices according to substation protection standards. Verify Ethernet network configuration, fiber or copper interface compatibility, and IEC 61850 network settings before commissioning. Before energizing the relay, verify power supply polarity, auxiliary voltage range, terminal connections, digital input polarity, and output contact wiring. Confirm firmware compatibility with the configured protection logic and communication functions.
$200.00 $100.00
-
General Electric GE Multilin F35-E00-VF-HF-8F-H6T-M6T-PXX Universal Relay
GE Multilin F35-E00-VF-HF-8F-H6T-M6T-PXX Universal Relay The GE Multilin F35-E00-VF-HF-8F-H6T-M6T-PXX, also cataloged as the F35 Universal Relay, operates as a dedicated hardware component for feeder protection, control, and metering within GE Multilin Universal Relay (UR) platforms. The relay executes electrical measurement, protection logic, digital I/O processing, and communication functions for multiple feeder applications. Hardware Specifications Parameter Specification Model F35-E00-VF-HF-8F-H6T-M6T-PXX Brand GE Multilin Operating Temp -40 deg C to +60 deg C Power Consumption 15-30 W typical, 45 W maximum Power Supply 110-250 VDC / 110-230 VAC Protection Type Multiple Feeder Protection Relay Current Inputs 1 A / 5 A dual-rated CT inputs Voltage Inputs 60-300 V AC phase-to-neutral VT inputs Digital Outputs Form-A trip-rated contact outputs Digital Input Range 24-250 VDC configurable Ethernet Communication 10/100Base-T, 100Base-FX fiber options Serial Communication RS485 Modbus RTU / DNP 3.0 Ethernet Protocols IEC 61850 Ed. 1/Ed. 2, Modbus TCP/IP, DNP 3.0 over TCP/IP, SNTP Enclosure Rating IP40 front panel, IP20 terminal block Profinet / EtherNet Deterministic Network and Firmware Compatibility The GE Multilin F35 uses the Universal Relay platform communication architecture for deterministic substation data exchange. The CPU and communication module support Ethernet-based protocols including IEC 61850 and Modbus TCP/IP for protection event reporting, control commands, and monitoring data transfer. Firmware flash compatibility is managed through the UR platform software environment, allowing supported application packages and communication configurations to be maintained according to the relay hardware revision. The relay integrates configurable FlexLogic(TM) processing for custom interlocks, protection schemes, and control sequences. The modular design supports I/O density scaling through CT/VT and digital expansion modules including the H6T and M6T configurations. Frequently Asked Questions Q: Does the F35 support hot-swappable module replacement during operation?A: The F35 modular architecture supports field service access to configurable hardware assemblies; however, module replacement procedures must follow GE Multilin maintenance instructions and required system isolation practices. Q: What communication protocols are available through the CPU and communication module?A: The relay supports IEC 61850 Ed. 1/Ed. 2, Modbus TCP/IP, DNP 3.0 over TCP/IP, SNTP, and RS485-based Modbus RTU/DNP 3.0 communication. Q: What is the input capability of the 8F CT/VT module?A: The 8F module provides dual-rated 1 A / 5 A current transformer inputs and voltage transformer inputs rated for 60-300 V AC phase-to-neutral measurements. Field Installation Guidelines Install the relay in a protected control panel environment with adequate clearance for terminal wiring and front-panel access. Use shielded communication cables for serial and Ethernet connections where required by the installation environment. Connect cable shields according to site grounding practices to reduce electromagnetic interference on measurement and communication circuits. Separate CT, VT, digital input, and communication wiring routes to reduce electrical coupling between signal groups. Verify CT polarity, VT phase assignment, and terminal identification before energizing protection circuits. Confirm auxiliary supply voltage compatibility before connecting the HF power supply module. Ensure protective grounding connections are completed according to substation electrical standards. Configure protection settings, FlexLogic sequences, and communication parameters after hardware installation verification.
$200.00 $100.00
-
General Electric GE Multilin F35-E00-HCH-F8F-H6G-M8F-P6H-UXX-WXX Multiple Feeder Protection System
GE Multilin F35-E00-HCH-F8F-H6G-M8F-P6H-UXX-WXX Multiple Feeder Protection System Configured for feeder protection execution in GE Multilin Universal Relay (UR) platforms, the GE Multilin F35-E00-HCH-F8F-H6G-M8F-P6H-UXX-WXX (F35 Multiple Feeder Protection System) provides direct physical and electrical execution for protection, control, monitoring, and feeder automation functions. Hardware Specifications Parameter Specification Model F35-E00-HCH-F8F-H6G-M8F-P6H-UXX-WXX Brand GE Multilin Dimensions 19-inch rack mounting, 3/4 size horizontal chassis Operating Temp -40 deg C to +60 deg C Power Consumption 25 W nominal, 45 W maximum per supply Series Universal Relay (UR) Platform Power Supply Dual redundant F8F supply, 125-250 V DC / 120-240 V AC nominal Input Module H6G CT/VT module with 4 current transformer inputs and 4 voltage transformer inputs I/O Modules M8F and P6H digital I/O modules with Form-A relay outputs and contact inputs Communication Interfaces RS485 Modbus RTU and Ethernet interfaces Protection Functions 50P/51P, 50N/51N, 50G/51G, 27P/59P, 59N, 81U/81O, 79, 52 Recording Capability Oscillography up to 64 samples/cycle and event recorder up to 1024 time-tagged records GE Multilin Universal Relay UR Platform Industrial Control Characteristics The F35 operates within the GE Multilin Universal Relay platform architecture using modular hardware configuration and rear communication interfaces. The relay supports deterministic protection processing through dedicated CT/VT acquisition modules, digital input scanning, Form-A output control, and embedded protection firmware. The modular slot structure allows configuration of I/O density scaling according to feeder protection requirements. Firmware flash compatibility supports controlled software updates within the UR platform hardware environment. The relay processes RMS current, voltage, active power, reactive power, apparent power, power factor, frequency, and energy measurement data for protection and monitoring functions. The communication subsystem provides RS485 Modbus RTU and Ethernet connectivity for integration with substation control systems. Data exchange is performed through defined relay communication protocols with configured network parameters. Frequently Asked Questions Q: Does the F35 support redundant power supply operation?A: Yes. The F35-E00-HCH-F8F-H6G-M8F-P6H-UXX-WXX configuration includes dual redundant F8F power supplies. Each supply operates within its specified voltage range and supports relay power continuity requirements. Q: What hardware modules are installed in this ordering configuration?A: The configuration includes the H6G CT/VT module, M8F digital I/O module, P6H high-density digital I/O module, and UXX reserved expansion slot position. Q: What communication interfaces are available on this model?A: The WXX communication configuration provides standard rear communication ports including RS485 Modbus RTU and Ethernet interfaces. Field Installation Guidelines Install the relay in a suitable 19-inch rack mounting enclosure with adequate clearance for front panel access and rear wiring connections. Use shielded signal wiring for CT, VT, communication, and low-level control circuits where required by the installation environment. Terminate cable shields according to the site grounding design to reduce electrical interference. Separate high-voltage wiring from communication and measurement circuits during cable routing. Verify CT polarity, VT connections, contact input wiring, and Form-A output circuits before energizing the relay. Confirm power supply voltage selection matches the installed F8F supply configuration. Check communication addressing, protection settings, and I/O mapping before placing the relay into service.
$200.00 $100.00
-
General Electric GE Multilin F3500HCHF8FH6GM8FP6HCXXWXX Feeder Protection Relay
GE Multilin F3500HCHF8FH6GM8FP6HCXXWXX Feeder Protection Relay The GE Multilin F3500HCHF8FH6GM8FP6HCXXWXX, also cataloged as the F35 Feeder Protection Relay, operates as a dedicated hardware component for feeder protection, control, metering, and monitoring within Substation Automation Systems (SAS) and SCADA communication networks. Hardware Specifications Parameter Specification Model F3500HCHF8FH6GM8FP6HCXXWXX Brand GE Multilin Origin GE Multilin Protection Relay Product Family Dimensions Standard 19-inch rack-mount chassis or drawout panel mount Operating Temp -40 deg C to +60 deg C Power Consumption Nominal < 20 W, maximum < 35 W during relay actuation Protection Functions ANSI 50P/51P, 50G/51G, 67P/67G, 27/59, 59N, 81O/81U, 50BF, 79 CT Inputs Phase and ground CT inputs, 1 A / 5 A software selectable VT Inputs 50 V to 240 V AC nominal phase-to-neutral, auto-ranging Frequency Tracking 40 Hz to 70 Hz Communication Protocols IEC 61850 Edition 1 & 2, DNP 3.0, Modbus TCP/IP, Modbus RTU Event Recording Up to 1024 time-stamped events with 1 ms resolution Waveform Capture Up to 64 samples/cycle multi-channel oscillography Front Panel Interface Graphical LCD, programmable LED indicators, local control keys, RS232/USB maintenance port Protection Coating Conformal coating for industrial environments Deterministic Industrial Communication and Firmware Compatibility The GE Multilin F3500HCHF8FH6GM8FP6HCXXWXX incorporates Ethernet and serial communication interfaces for integration into protection and automation networks. The dual Ethernet interfaces support IEC 61850 Edition 1 and Edition 2, Modbus TCP/IP, and DNP 3.0 TCP communication. The RS485 serial interface supports Modbus RTU and DNP 3.0 protocols. The relay architecture supports firmware flash compatibility for embedded protection logic updates and configuration management. Communication processing is coordinated with protection algorithms, event recording, waveform capture, and control functions without changing the physical CT/VT measurement circuits. Frequently Asked Questions Q: What CT input configurations are supported by the F3500HCHF8FH6GM8FP6HCXXWXX?A: The relay supports phase and ground CT inputs with 1 A / 5 A secondary selection through software configuration. Sensitive ground fault CT input options are also available. Q: Does the relay support IEC 61850 communication?A: Yes. The relay supports IEC 61850 Edition 1 and Edition 2 through Ethernet communication interfaces, together with Modbus TCP/IP and DNP 3.0 TCP protocols. Q: What type of mounting configuration is available for this relay?A: The unit is configured for standard 19-inch rack mounting or drawout panel mounting according to the ordered hardware configuration. Field Installation Guidelines Install the relay in a protected control panel environment with adequate clearance for front-panel access and rear terminal wiring. Terminate CT circuits using appropriate shorting provisions during maintenance activities. CT wiring should be routed separately from high-voltage conductors and high-current switching cables to reduce electromagnetic interference. Connect VT input wiring with correct polarity and phase identification before energizing the relay. Communication cables should use proper shield termination practices, with shield grounding applied according to the substation grounding design. Verify auxiliary power supply polarity and voltage range before commissioning. Confirm Ethernet, RS485, and protection I/O wiring against the approved engineering drawings before applying operational settings. For panel installations, ensure mechanical fastening, terminal tightening, and enclosure grounding meet the site electrical installation requirements.
$200.00 $100.00
-
General Electric GE Multilin 750-P5-G5-S5-HI-A20-G-E Feeder Management Relay
GE Multilin 750-P5-G5-S5-HI-A20-G-E Feeder Management Relay Configured for feeder protection, control, and monitoring in distribution protection networks, the GE Multilin 750-P5-G5-S5-HI-A20-G-E (750 Feeder Management Relay) provides direct physical/electrical execution of phase, ground, and sensitive ground fault processing with integrated control I/O and communication interfaces. Hardware Specifications Parameter Specification Model 750-P5-G5-S5-HI-A20-G-E Brand GE Multilin Dimensions Standard 1/2-drawout case; 19-inch rack mounting option Operating Temp -40 deg C to +60 deg C Power Consumption 15 W typical, 25 W maximum Power Supply HI option: 88-300 VDC / 70-265 VAC operating range Phase Current Inputs 5 A nominal CT input; 0.05 to 20 x CT operating range Ground Current Input 5 A nominal CT input; 0.05 to 20 x CT operating range Sensitive Ground Input 5 A nominal CT input Voltage Inputs 50 V to 240 V phase-to-neutral VT input Digital Inputs 14 configurable digital inputs with dry/wet contact support Output Relays 8 output relays with Form-C and Form-A contacts Analog Outputs 8 channels, 4-20 mA assignable outputs Communication Ports RS232 front port, RS485 rear port, optional Ethernet or Modbus TCP/IP Display Interface Graphical LCD display with keypad Protection Functions ANSI 50/51, 50N/51N, 50G/51G, 67/67N, 27/59, 81O/81U, 46, 79, BF Deterministic Network and I/O Processing The GE Multilin 750 platform uses microprocessor-based protection logic for feeder current analysis, trip output control, and status monitoring. The relay processes phase CT, ground CT, sensitive ground CT, and VT measurement channels with configurable protection elements including instantaneous overcurrent, time overcurrent, directional protection, voltage protection, frequency protection, automatic reclosing, and breaker failure functions. The 750-P5-G5-S5-HI-A20-G-E configuration includes an A20 analog output package providing eight assignable 4-20 mA channels. Communication processing supports RS485 Modbus RTU connectivity with configurable data exchange for supervisory control systems. Frequently Asked Questions Q: Does the 750-P5-G5-S5-HI-A20-G-E support hot-swap replacement during operation?A: The provided data does not specify hot-swap capability. Replacement procedures should follow the applicable GE Multilin installation and maintenance instructions with power isolation applied. Q: What communication protocol is available through the rear communication port?A: The relay provides an RS485 rear communication port supporting Modbus RTU protocol. Optional Ethernet and Modbus TCP/IP communication are available according to configuration. Q: What current input withstand capability is specified for the CT channels?A: The phase, ground, and sensitive ground CT inputs support 20 A continuous thermal withstand and 500 A for 1 second. Field Installation Guidelines Install the relay in the specified 1/2-drawout case or compatible rack mounting arrangement. Verify CT polarity, phase sequence, and grounding before connecting protection current inputs. Route CT wiring separately from high-voltage power conductors to reduce induced electrical interference. Use shielded communication wiring for RS485 networks and connect cable shields according to site grounding practices. Confirm auxiliary power supply voltage matches the HI option operating range before energization. Configure digital inputs, output contacts, and protection settings according to the approved protection coordination scheme. Inspect terminal connections and enclosure grounding before placing the relay into service.
$200.00 $100.00
-
General Electric GE Multilin 750-P5-G5-S5-HI-A1-R-E Feeder Management Relay
GE Multilin 750-P5-G5-S5-HI-A1-R-E Feeder Management Relay Configured for feeder protection, metering, and electrical control execution in distribution feeder networks, the GE Multilin 750-P5-G5-S5-HI-A1-R-E (750 Feeder Management Relay) provides direct physical/electrical execution through CT inputs, programmable I/O, and communication interfaces. Hardware Specifications Parameter Specification Model 750-P5-G5-S5-HI-A1-R-E Brand GE Multilin Operating Temp -40 deg C to +60 deg C Power Consumption 25 W nominal, 45 W maximum Product Type Feeder Management Relay Control Power Input 88-300 VDC / 70-265 VAC, 50/60 Hz Ride-Through Time 50 ms minimum at 120 VAC / 125 VDC Phase Current Inputs 5 A CT secondary Ground Current Inputs 5 A CT secondary Sensitive Ground Inputs 5 A CT secondary AC Voltage Inputs 50-240 VAC phase-to-neutral Frequency Range 20-70 Hz Analog Outputs 8 assignable channels, 4-20 mA or 0-1 mA Digital Inputs Up to 14 programmable contact inputs Output Relays 8 Form-C programmable relays Serial Communication Front RS232 and rear RS485 Modbus RTU Ethernet Communication 10Base-T RJ45 Modbus TCP/IP Mounting Type Drawout case, flush-mount 19-inch rack / panel installation Front Panel Protection IP54 GE Multilin Industrial Network and Communication Interface Characteristics The 750-P5-G5-S5-HI-A1-R-E supports industrial communication integration through RS232, RS485 Modbus RTU, and Ethernet Modbus TCP/IP interfaces. The Ethernet option provides 10Base-T RJ45 connectivity for networked feeder monitoring applications. The relay supports deterministic data exchange between protection logic, programmable inputs and outputs, and supervisory systems. The configurable analog output channels provide 4-20 mA signal transmission for external monitoring devices. Firmware configuration and communication mapping are managed through the relay interface and engineering configuration tools. The communication architecture supports integration with industrial control networks requiring feeder status, measurement data, and protection event information. Frequently Asked Questions (FAQ) Q: What type of current measurement inputs are available on the 750-P5-G5-S5-HI-A1-R-E?A: The relay provides 5 A CT secondary inputs for phase current, ground current, and sensitive ground current measurement. Q: Does the relay support Ethernet communication?A: Yes. The E option provides 10Base-T RJ45 Ethernet communication with Modbus TCP/IP protocol support. Q: What communication interfaces are available for serial connection?A: The relay includes a front RS232 port and a rear RS485 port supporting Modbus RTU communication. Field Installation Guidelines Install the relay in a suitable panel or rack enclosure using the specified drawout case mounting arrangement. Verify CT polarity, phase sequence, and secondary wiring before energizing the measurement circuits. Separate CT wiring, control wiring, and communication cables according to site electrical installation practices. Use shielded communication cables where required and terminate cable shields according to the grounding design of the protection panel. Confirm that control power voltage matches the HI option input range before connection. Check grounding continuity, terminal tightness, and communication addressing before placing the relay into service.
$200.00 $100.00
Anda telah melihat 48 dari 189 produk