{"product_id":"ge-ur4la-digital-i-o-module","title":"GE UR4LA Digital I\/O Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE Multilin UR4LA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a versatile and robust\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDigital I\/O Module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eengineered for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eUniversal Relay (UR)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eplatform. This module serves as the primary interface between the relay's internal logic and the external substation environment. By integrating\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e8 optically isolated digital inputs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e4 high-speed Form A outputs\u003c\/strong\u003e, the UR4LA allows for the complex interlocking, alarming, and breaker control necessary for modern power system protection. \u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModule Type:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDigital Input\/Output Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Inputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e8 optically isolated channels\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNominal 48 V DC (range 30–60 V DC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInput Current:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e~5 mA at 48 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDigital Outputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e4 Form A (Normally Open) high-speed contacts\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Ratings:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e250V AC \/ 220V DC, 8A continuous\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eContact Life:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMore than 100,000 operations at full load\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eResponse Time:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHigh-speed (Sub-cycle) for protection schemes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDesign:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHot-swappable, modular UR chassis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eKey Features and Engineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Speed Output Logic:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 4 Form A outputs are optimized for \"high-speed\" operation, making them suitable for critical trip circuits where every millisecond counts toward clearing a fault and protecting expensive primary equipment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOptically Isolated Inputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEach of the 8 inputs is optically isolated to provide superior noise immunity. This protects the relay's internal processor from the high-voltage transients and electromagnetic interference common in high-voltage substations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHot-Swappable Reliability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe UR4LA is designed to be removed and replaced while the relay remains powered. This capability is essential for high-availability systems where process interruptions are not an option.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRobust Switching Capacity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCapable of handling\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e8A continuous current\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e250V AC\u003c\/strong\u003e, the output contacts are rugged enough to drive breaker trip coils and heavy-duty auxiliary relays directly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeamless UR Integration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAs a standard member of the UR family, this module is automatically recognized by the relay's firmware, simplifying the configuration process within the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eEnerVista\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esoftware.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE","offers":[{"title":"Default Title","offer_id":44940753338483,"sku":"UR4LA","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-09_10-11-30.png?v=1778293192","url":"https:\/\/www.dcssupplier.com\/products\/ge-ur4la-digital-i-o-module","provider":"DcsSupplier Limited","version":"1.0","type":"link"}