{"product_id":"ge-fance-l30-line-current-differential-protection-relay","title":"GE Fance L30  Line Current Differential Protection Relay","description":"\u003cp\u003eThe \u003cstrong\u003eGE Multilin L30\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eL30\u003c\/strong\u003e Line Current Differential Protection Relay, operates as a dedicated hardware component for sub-transmission and medium-voltage line protection within electrical power distribution grids. This modular Urion-platform device executes high-speed fault detection, dynamic charging current compensation, and three-pole tripping sequences to isolate overhead lines and underground cables during power system fault conditions.\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\u003c\/td\u003e\n\u003ctd\u003eL30\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\u003eUR (Universal Relay) Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eCanada \/ United States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard UR series horizontal 19-inch rack-mount profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e4U standard chassis envelope configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard substation environmental limits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSourced via internal UR modular power supply options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication Scheme\u003c\/td\u003e\n\u003ctd\u003eThree-pole tripping and three-terminal line configurations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Transformer Limits\u003c\/td\u003e\n\u003ctd\u003eAdaptive restraint characteristics for CT saturation immunity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Interfaces\u003c\/td\u003e\n\u003ctd\u003eDirect fiber, RS422, G.703, IEEE C37.94, and 10\/100\/1000M Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIndustrial Protocols\u003c\/td\u003e\n\u003ctd\u003eIEC 61850 Ed. 1\/Ed. 2, IEC 61850-9-2LE, R-GOOSE, IEEE C37.118\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal Interface\u003c\/td\u003e\n\u003ctd\u003eIntegrated full-color display with bay mimic and graphical phasor visualization\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control and Ethernet Network Connectivity\u003c\/h3\u003e\n\u003cp\u003eThe protection relay implements advanced IEC 61850 process bus communication velocities, supporting deterministic data exchanges over station and process bus networks. High-density I\/O routing scales dynamically, allowing the device to process sampled values from remote Merging Units via IEC 61850-9-2LE or Hardfiber protocols.\u003c\/p\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":47605281554622,"sku":"L30","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-06-05_17-48-06.png?v=1780653049","url":"https:\/\/www.autooiltech.com\/ar\/products\/ge-fance-l30-line-current-differential-protection-relay","provider":"AutoOilTech Limited","version":"1.0","type":"link"}