{"product_id":"abb-ref601ce446bb1-feeder-protection","title":"ABB REF601CE446BB1 Feeder Protection","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eABB REF601CE446BB1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-reliability feeder protection relay from the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRelion® 600\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efamily, specifically engineered for the protection, measurement, and control of medium-voltage distribution feeders. Designed for flexibility, this relay is optimized for space-constrained switchgear panels in both utility substations and industrial power systems. \u003c\/p\u003e\n\u003ch3\u003eTechnical Characteristics\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eABB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeries:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eRelion 600\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eREF601CE446BB1\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDIN-rail mounted\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAuxiliary Power:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e110-240 V AC\/DC (Universal supply)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent Inputs:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e1 A or 5 A (Software selectable to match CT secondaries)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSystem Frequency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e50 \/ 60 Hz compatible\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e-20 °C to +60 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturing Location:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSweden\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInterface:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated HMI with LCD and status LEDs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProtection and Control Functions\u003c\/h3\u003e\n\u003cp\u003eThe REF601CE446BB1 provides a comprehensive suite of protection elements to ensure network stability:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePhase Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eNon-directional overcurrent protection with both definite time and inverse time (IDMT) characteristics.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEarth Fault:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHighly sensitive earth fault protection for identifying insulation breakdowns.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Monitoring:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThermal overload supervision to protect cables and transformers from heat-related damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage and Frequency:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIntegrated overvoltage, undervoltage, underfrequency, and overfrequency detection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCircuit Breaker Control:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFull feeder control logic including circuit breaker position supervision and trip circuit monitoring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eData Logging:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSophisticated event and fault recording with precise time stamping for post-event diagnostic analysis.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":46799742501054,"sku":"REF601CE446BB1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-05-08_11-33-39_2311c416-e288-4db5-9470-8911acc0bb9d.png?v=1778211468","url":"https:\/\/www.autooiltech.com\/products\/abb-ref601ce446bb1-feeder-protection","provider":"AutoOilTech Limited","version":"1.0","type":"link"}