{"product_id":"3bse005669r1-abb-uns3020a-z-v1-unitrol-ground-fault-relay","title":"3BSE005669R1 ABB UNS3020A-Z,V1 UNITROL Ground Fault Relay","description":"\u003ch3 class=\"\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe HIEE205010R0001,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ealso designated as the UNS3020A-Z,\u003c\/span\u003e\u003cspan class=\"\"\u003eV1,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eis a high-precision ground fault monitoring relay designed for the ABB UNITROL 5000 excitation system.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eThis heavy-duty protection module is engineered to detect insulation degradation and earth leakage within high-power excitation circuits and generator windings.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eBy providing early warning and rapid isolation of ground-fault conditions,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ethe UNS3020A-Z,\u003c\/span\u003e\u003cspan class=\"\"\u003eV1 prevents catastrophic damage to expensive synchronous machinery.\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eIts robust construction,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eweighing 5.\u003c\/span\u003e\u003cspan class=\"\"\u003e2kg,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003esignifies its specialized role in high-availability power generation environments where electrical safety and equipment longevity are the primary operational metrics.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 class=\"\"\u003eSystem Specifications and Hardware Profiles\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThe UNS3020A-Z,\u003c\/span\u003e\u003cspan class=\"\"\u003eV1 is built for critical infrastructure,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003efeaturing a solid-state architecture that eliminates the mechanical latency found in standard safety relays.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eOrder Code\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eHIEE205010R0001\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eModel Identification\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUNS3020A-Z,\u003c\/span\u003e\u003cspan class=\"\"\u003eV1\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eProduct Line\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eUNITROL 5000 Series\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eDetection Type\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eGround Fault \/ Earth Leakage Monitoring\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eTechnology\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSolid-state sensing for ultra-fast response\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eModule Weight\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e5.\u003c\/span\u003e\u003cspan class=\"\"\u003e2 kg\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003ePhysical Footprint\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e44 x 17 x 10 cm\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eChassis Build\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eHigh-durability industrial housing for rack or panel mounting\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eOrigin of Manufacture\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSweden\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eSystem Integration\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eFully compatible with ABB DCS and excitation controllers\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eHS Classification\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003e8537101190\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"\"\u003eIndustrial Protection and Field Utility\u003c\/h3\u003e\n\u003cp\u003e\u003cspan class=\"\"\u003eThis ground fault relay is a fundamental safety component in sectors where high-voltage excitation is utilized to manage large-scale electrical loads.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eGenerator Field Protection\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eContinuously monitors the rotor and stator insulation of large generators in thermal,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003ehydro,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eand nuclear power plants.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eExcitation System Safety\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSpecifically designed to detect faults in UNITROL 5000 excitation loops,\u003c\/span\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003epreventing phase-to-ground short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong class=\"\"\u003eLarge Synchronous Motor Monitoring\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003cspan\u003e \u003c\/span\u003eSafeguards heavy-duty industrial motors in mining and metals processing from winding failures caused by moisture or vibration.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSubstation Grid Reliability\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eMinimizes the risk of uncoordinated tripping by providing precise fault detection and isolation at the source.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDowntime Mitigation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProvides proactive diagnostic data that allows maintenance teams to address insulation issues before they result in an unplanned system outage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45518974484653,"sku":"HIEE205010R0001","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/abb-hiee205010r0001-uns3020a-z-v1-ground-fault-relay-gmby554leds.jpg?v=1766983583","url":"https:\/\/www.maxwellplc.com\/products\/3bse005669r1-abb-uns3020a-z-v1-unitrol-ground-fault-relay","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}