{"product_id":"ge-multilin-350-c-p5-g5-h-s-m-n-p-sn-d-n-feeder-protection-relay","title":"GE Multilin 350-C-P5-G5-H-S-M-N-P-SN-D-N Feeder Protection Relay","description":"\u003ch2\u003eGE Multilin 350-C-P5-G5-H-S-M-N-P-SN-D-N Feeder Protection Relay\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE Multilin 350-C-P5-G5-H-S-M-N-P-SN-D-N\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e350\u003c\/strong\u003e Feeder Protection Relay, operates as a dedicated hardware component for feeder protection, measurement, control, and communication tasks within GE Multilin 3 Series protection 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\u003e350-C-P5-G5-H-S-M-N-P-SN-D-N\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\u003eGE Multilin 3 Series platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNominally \u0026lt; 10 W, maximum \u0026lt; 20 W\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\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e125 to 250 V DC \/ 100 to 240 V AC, 50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhase Current Inputs\u003c\/td\u003e\n\u003ctd\u003e3-phase CT inputs, 5 A nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGround Current Input\u003c\/td\u003e\n\u003ctd\u003eGround CT input, 5 A nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Inputs\u003c\/td\u003e\n\u003ctd\u003eVT phase and bus inputs for voltage protection functions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Rating\u003c\/td\u003e\n\u003ctd\u003e50 Hz or 60 Hz systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Withstand\u003c\/td\u003e\n\u003ctd\u003e20 x In for 1 second thermal withstand\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDigital Inputs\u003c\/td\u003e\n\u003ctd\u003e8 contact inputs, dry or powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Relays\u003c\/td\u003e\n\u003ctd\u003e7 output relays: 2 Form A and 5 Form C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Interface\u003c\/td\u003e\n\u003ctd\u003eFront LCD panel with target LEDs, menu keys, and USB configuration port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Type\u003c\/td\u003e\n\u003ctd\u003eDrawout case with automatic CT shorting mechanism\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003eFront USB and rear RS485 serial port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocols\u003c\/td\u003e\n\u003ctd\u003eModbus RTU, DNP 3.0, IEC 60870-5-103\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet-IP Deterministic Networks and Industrial Protection Processing\u003c\/h3\u003e\n\u003cp\u003eThe 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.\u003c\/p\u003e\n\u003cp\u003eThe 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.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the 350-C-P5-G5-H-S-M-N-P-SN-D-N support hot-swap operation?\u003cbr\u003eA: 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.\u003c\/p\u003e\n\u003cp\u003eQ: What communication interfaces are available on this relay?\u003cbr\u003eA: 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.\u003c\/p\u003e\n\u003cp\u003eQ: What CT input ratings are supported by the P5 and G5 configurations?\u003cbr\u003eA: The P5 phase current input and G5 ground current input configurations use 5 A nominal CT secondary inputs.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the relay in a compatible protection panel with appropriate mechanical support for the drawout chassis assembly.\u003c\/li\u003e\n\u003cli\u003eVerify CT polarity, phase sequence, and secondary wiring before energizing the protection circuit.\u003c\/li\u003e\n\u003cli\u003eMaintain separation between CT wiring, voltage sensing wiring, and communication cables to reduce electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eConnect RS485 communication wiring using shielded twisted pair cable with proper shield grounding practices according to site standards.\u003c\/li\u003e\n\u003cli\u003eConfirm auxiliary power supply voltage matches the 125 to 250 V DC or 100 to 240 V AC input range before startup.\u003c\/li\u003e\n\u003cli\u003eUse the front USB interface for configuration access while maintaining controlled access to protection settings and firmware data.\u003c\/li\u003e\n\u003cli\u003eVerify grounding continuity between relay enclosure, panel grounding system, and protective earth connection.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":44508362473560,"sku":"350-C-P5-G5-H-S-M-N-P-SN-D-N","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/350-E-P5-G5-H-E-M-N-P-SN-P-N.jpg?v=1786011249","url":"https:\/\/www.industriaxplc.com\/ar\/products\/ge-multilin-350-c-p5-g5-h-s-m-n-p-sn-d-n-feeder-protection-relay","provider":"IndustriaX Limited","version":"1.0","type":"link"}