{"product_id":"ge-multilin-750-p5-g1-s1-hi-a20-r-feeder-management-relay","title":"GE Multilin 750-P5-G1-S1-HI-A20-R Feeder Management Relay","description":"\u003ch2\u003eGE 750-P5-G1-S1-HI-A20-R Feeder Management Relay\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE 750-P5-G1-S1-HI-A20-R\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSR750\u003c\/strong\u003e feeder protection relay, serves as a dedicated hardware unit for phase and ground current monitoring, breaker control, and automation functions within medium to large feeder systems.\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\u003cth\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e750-P5-G1-S1-HI-A20-R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eGeneral Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e18 cm W × 16.5 cm L × 21.5 cm H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eHumidity\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eUp to 90% non‑condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eFrequency\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e25–60 Hz nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eCommunications\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e300–19200 baud\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003ePhase Inputs\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eGround Inputs\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003eSensitive \/ zero‑sequence\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eControl Power\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e88–300 VDC, 70–265 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOutputs\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e8 electromechanical relays, 8 × 4–20 mA analog outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eWaveform Capture\u003c\/strong\u003e\u003c\/th\u003e\n\u003ctd\u003e4 currents, 3 voltages, 14 logic inputs, 8 outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eModel Code Breakdown\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e750\u003c\/strong\u003e: Multilin SR750 Feeder Protection System\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eP5\u003c\/strong\u003e: 5 A phase current inputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eG1\u003c\/strong\u003e: Ground current input configuration (sensitive\/zero‑sequence)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eS1\u003c\/strong\u003e: Standard protocols\/options\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHI\u003c\/strong\u003e: High control power supply range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eA20\u003c\/strong\u003e: Advanced automation\/output features\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR\u003c\/strong\u003e: Standard rear terminal configuration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks\u003c\/h3\u003e\n\u003cp\u003eThe SR750 relay integrates into deterministic communication networks via rear terminal interfaces. Firmware flash compatibility ensures synchronization with supervisory systems. I\/O density scaling supports up to 20 logic inputs and 14 rear contact inputs, while deterministic scan cycles maintain predictable timing for feeder protection. Breaker control functions are executed with minimal latency, preserving deterministic operation across distributed automation networks.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How many logic inputs are available? A: The relay provides 20 logic inputs, with 14 rear contact inputs configurable as dry or wet contacts.\u003c\/p\u003e\n\u003cp\u003eQ: What is the function of the waveform capture? A: It records 4 current channels, 3 voltage channels, and logic\/output states for diagnostic and event analysis.\u003c\/p\u003e\n\u003cp\u003eQ: Can the relay simulate system processes without external inputs? A: Yes, it can generate simulated values stored in Trace Memory, allowing setpoint adjustments and testing without live inputs.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount relay securely in control panels with adequate clearance for airflow.\u003c\/li\u003e\n\u003cli\u003eEnsure wiring for current and voltage inputs is routed separately from communication cabling.\u003c\/li\u003e\n\u003cli\u003eVerify grounding and shielding practices to minimize interference.\u003c\/li\u003e\n\u003cli\u003eConfirm rear terminal connections for logic inputs and outputs are properly torqued.\u003c\/li\u003e\n\u003cli\u003eDe‑energize control power before insertion or removal to prevent undefined states.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE","offers":[{"title":"Default Title","offer_id":41240073011274,"sku":"750-P5-G1-S1-HI-A20-R","price":210.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/8569\/3770\/files\/SR750750-P5-G5-D5-HI-A20-R-E_1_4cbd31e0-e222-4e29-b0e3-db3b029015ef.jpg?v=1741078003","url":"https:\/\/www.topbrandsplc.com\/products\/ge-multilin-750-p5-g1-s1-hi-a20-r-feeder-management-relay","provider":"Topbrands PLC Limited","version":"1.0","type":"link"}