{"product_id":"sr750-p5-g5-s5-hi-a20-g-ge-multilin-feeder-relay","title":"SR750-P5-G5-S5-HI-A20-G GE Multilin Feeder Relay","description":"\u003cp\u003eThe \u003cstrong\u003eGE Multilin SR750-P5-G5-S5-HI-A20-G\u003c\/strong\u003e is a high-performance, microprocessor-based hardware component designed for the comprehensive digital protection, automated command control, and algorithmic monitoring of medium- to large-scale electrical distribution feeders within utility and heavy industrial substations.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eSR750-P5-G5-S5-HI-A20-G (also referenced as 750-P5-G5-S5-HI-A20-G-E)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE Multilin \/ General Electric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eMultilin 750 \/ 760 Protection Platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eCanada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e14.00 lbs (6.35 kg) nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e252 mm x 216 mm x 224 mm (9.92\" x 8.50\" x 8.82\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eDraw-out case construction optimized for panel\/rack environments\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +70 deg C (-40 deg F to +158 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHI Power Supply Range\u003c\/td\u003e\n\u003ctd\u003eHigh-voltage auxiliary input range (supports standard station DC batteries or AC lines)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog Interfaces\u003c\/td\u003e\n\u003ctd\u003eEight (8) 4–20 mA isolated DC analog outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTime Synchronization\u003c\/td\u003e\n\u003ctd\u003eIntegrated IRIG-B hardware port for coordinated clock linking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control and Networks\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Bus Communication Velocity:\u003c\/strong\u003e The relay engine utilizes a dedicated high-speed internal parallel bus structure to transfer instantaneous current and voltage waveforms from physical input modules to the processing core. Tripping equations compute within millisecond windows, executing high-speed output contacts rapidly to isolate faulted feeder zones before the transient overcurrent propagates into upstream switchgear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Density Scaling:\u003c\/strong\u003e The integrated layout merges three-phase CT inputs, ground fault CT connections, potential transformer (PT) links, and programmable output contacts into a single high-density draw-out frame. This single-slot panel layout eliminates multiple discrete protective induction disks, drastically dropping physical terminal strip wireway density.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware Flash Compatibility:\u003c\/strong\u003e Core inverse-time protective curves, FlexLogic equations, Modbus registers, and communication node profiles are maintained in non-volatile flash memory sectors. The local hardware firmware version must correlate completely with the active EnerVista 750 configuration software baseline to prevent parameter upload locks or data truncation during settings downloads.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":47616281379006,"sku":"SR750-P5-G5-S5-HI-A20-G","price":620.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-08_09-54-27_393420be-1f6c-4ba4-82ec-fe23b09361ab.png?v=1780995259","url":"https:\/\/www.autooiltech.com\/products\/sr750-p5-g5-s5-hi-a20-g-ge-multilin-feeder-relay","provider":"AutoOilTech Limited","version":"1.0","type":"link"}