{"product_id":"ge-multilin-750-p5-g5-s1-hi-a20-r-e-feeder-protection-relay","title":"GE Multilin 750-P5-G5-S1-HI-A20-R-E Feeder Protection Relay","description":"\u003ch2\u003eGE Multilin 750-P5-G5-S1-HI-A20-R-E Feeder Protection Relay\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE Multilin 750-P5-G5-S1-HI-A20-R-E\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e750\u003c\/strong\u003e Feeder Protection Relay, operates as a dedicated hardware component for feeder current monitoring, protection execution, and electrical network control within GE Multilin 750\/760 series platforms.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eGE Multilin 750-P5-G5-S1-HI-A20-R-E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE Multilin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e15 to 25 W nominal, 45 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFeeder Protection Relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eGE Multilin 750\/760 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eDrawout case, flush mounting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e90 to 300 V AC, 125 to 250 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase CT Input\u003c\/td\u003e\n\u003ctd\u003e5 A nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGround CT Input\u003c\/td\u003e\n\u003ctd\u003e5 A nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitive Ground CT Input\u003c\/td\u003e\n\u003ctd\u003e1 A nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Tracking\u003c\/td\u003e\n\u003ctd\u003e16 Hz to 65 Hz automatic tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003eRS232, dual RS485, optional Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocols\u003c\/td\u003e\n\u003ctd\u003eModbus RTU, DNP 3.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Inputs\u003c\/td\u003e\n\u003ctd\u003e14 optically isolated dry contact inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Contacts\u003c\/td\u003e\n\u003ctd\u003e8 Form-A \/ Form-C relay outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Inputs\u003c\/td\u003e\n\u003ctd\u003e4 isolated analog inputs, selectable 0-1 mA \/ 4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Outputs\u003c\/td\u003e\n\u003ctd\u003e8 configurable analog outputs, selectable 0-1 mA \/ 0-20 mA \/ 4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Functions\u003c\/td\u003e\n\u003ctd\u003e50P\/51P, 50G\/51G, 50N\/51N, 50SG\/51SG, 27\/59, 81O\/81U, 46, 49, 79, 25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFront Protection Rating\u003c\/td\u003e\n\u003ctd\u003eIP54 front panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Coating\u003c\/td\u003e\n\u003ctd\u003eConformal coating option for harsh environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control Communication and Firmware Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe GE Multilin 750 series relay uses embedded microprocessor control architecture with configurable protection logic, metering functions, and communication interfaces. The unit supports RS232 and RS485 Modbus RTU communication channels, with optional Ethernet expansion capability. Firmware compatibility is managed through GE Multilin configuration tools and supported hardware revisions.\u003c\/p\u003e\n\u003cp\u003eThe relay supports deterministic data exchange between protection functions, metering channels, and supervisory systems. Configuration parameters include protection pickup levels, timing curves, input\/output assignments, and communication settings.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: Does the GE Multilin 750-P5-G5-S1-HI-A20-R-E support hot-swappable replacement?\u003cbr\u003eA: The relay uses a drawout case design. Removal or insertion should follow the applicable electrical isolation procedure, as protection hardware replacement is not specified as a powered hot-swap operation.\u003c\/p\u003e\n\u003cp\u003eQ: What CT inputs are supported by this model configuration?\u003cbr\u003eA: The P5 option provides 5 A phase CT inputs, the G5 option provides 5 A ground CT inputs, and the S1 option provides 1 A sensitive ground CT input.\u003c\/p\u003e\n\u003cp\u003eQ: What communication interfaces are available for integration with control systems?\u003cbr\u003eA: The relay provides front RS232 and rear dual RS485 ports supporting Modbus RTU and DNP 3.0 protocols. Optional Ethernet communication is available through an expansion module.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the relay in a compatible drawout panel assembly with correct mechanical alignment of the case and terminal connections.\u003c\/p\u003e\n\u003cp\u003eCurrent transformer wiring should maintain proper polarity and phase identification. CT secondary circuits must remain isolated from unrelated signal wiring and should follow site grounding practices.\u003c\/p\u003e\n\u003cp\u003eCommunication cables should be routed separately from high-current power conductors. Shielded communication wiring should use appropriate termination and grounding methods according to the installation environment.\u003c\/p\u003e\n\u003cp\u003eThe conformal coating option should be considered where the relay is exposed to humidity, salt contamination, or airborne corrosive materials. Verify power supply voltage range before energizing the control supply terminals.\u003c\/p\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":44508305555544,"sku":"750-P5-G5-S1-HI-A20-R-E","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/750-P5-G5-S1-HI-A20-R-E.jpg?v=1786007789","url":"https:\/\/www.industriaxplc.com\/products\/ge-multilin-750-p5-g5-s1-hi-a20-r-e-feeder-protection-relay","provider":"IndustriaX Limited","version":"1.0","type":"link"}