{"product_id":"abb-rej603bb401nn31e-self-powered-feeder-protection-relay","title":"ABB REJ603BB401NN31E Self-Powered Feeder Protection Relay","description":"\u003cdiv style=\"box-sizing: content-box; margin: 0px; padding: 0px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); touch-action: manipulation;\"\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"box-sizing: content-box; margin: 0px; padding: 0px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); touch-action: manipulation;\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"box-sizing: content-box; margin: 0px; padding: 0px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); touch-action: manipulation;\"\u003e\u003cspan\u003eThe ABB \u003cstrong\u003eREJ603BB401NN31E\u003c\/strong\u003e is a self-powered feeder protection relay from the Relion® 605 series. Designed for secondary distribution networks, it provides reliable overcurrent and earth-fault protection without requiring auxiliary power, making it ideal for remote or backup installations.\u003c\/span\u003e\u003c\/div\u003e\n\u003cdiv style=\"box-sizing: content-box; margin: 0px; padding: 0px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); touch-action: manipulation;\"\u003e\n\u003cbr\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e REJ603BB401NN31E\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eSeries:\u003c\/strong\u003e Relion® 605\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eType:\u003c\/strong\u003e Self-Powered Feeder Protection Relay\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003ePower Supply:\u003c\/strong\u003e Directly powered by current transformers (CTs)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Medium-voltage distribution feeders\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eProtection Functions:\u003c\/strong\u003e Overcurrent, earth-fault protection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -40°C to +55°C (typical)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eInputs\/Outputs:\u003c\/strong\u003e Configurable binary inputs and outputs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eIndication:\u003c\/strong\u003e LED and mechanical flag indicators\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eCommunication:\u003c\/strong\u003e Optional HMI and testing interface\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Sweden\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12 months\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"box-sizing: content-box; margin: 0px; padding: 0px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); touch-action: manipulation;\"\u003e\n\u003cstrong\u003eFeatures\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eSelf-Powered Operation:\u003c\/strong\u003e Eliminates need for auxiliary supply, powered directly by CTs.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eReliable Protection:\u003c\/strong\u003e Provides continuous overcurrent and earth-fault protection for feeders.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eCompact Design:\u003c\/strong\u003e Suitable for secondary distribution networks and remote installations.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eEnhanced Safety:\u003c\/strong\u003e Built-in self-supervision ensures dependable performance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eFlexible Integration:\u003c\/strong\u003e Optional HMI for local monitoring and configuration.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eIndustrial Durability:\u003c\/strong\u003e Operates in harsh environments with wide temperature tolerance.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eGlobal Compliance:\u003c\/strong\u003e Part of ABB’s Relion® series, meeting international standards for feeder protection.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":47598507491587,"sku":"REJ603BB401NN31E","price":769.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/7995\/4179\/files\/e4e10f0071f6df037b7080f265a8380f_7fff670d-7a0e-4821-bd02-df818b1bed17.jpg?v=1701936039","url":"https:\/\/www.runtoelectronic.com\/products\/abb-rej603bb401nn31e-self-powered-feeder-protection-relay","provider":"Runto Electric","version":"1.0","type":"link"}