{"product_id":"abb-reb611-busbar-protection-numerical-relay-module","title":"ABB REB611 Busbar Protection Numerical Relay Module","description":"\u003cdiv style=\"box-sizing: content-box; margin: 0px; padding: 0px; -webkit-tap-highlight-color: rgba(0, 0, 0, 0); touch-action: manipulation;\"\u003e\n\u003cp\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe ABB \u003cstrong\u003eREB611\u003c\/strong\u003e is a numerical busbar protection relay module designed for medium‑voltage substations, providing fast differential protection, reliable fault isolation, and seamless integration into modern protection schemes.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e ABB REB611\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eProtection Type:\u003c\/strong\u003e Numerical busbar differential protection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eApplication Voltage Level:\u003c\/strong\u003e Medium‑voltage distribution substations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eCurrent Inputs:\u003c\/strong\u003e 1 A \/ 5 A CT selectable\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eRated Frequency:\u003c\/strong\u003e 50\/60 Hz\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eCommunication Protocols:\u003c\/strong\u003e IEC 61850, Modbus, DNP3 (configuration‑dependent)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eBinary Inputs\/Outputs:\u003c\/strong\u003e Multiple programmable I\/O channels\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eTrip Time:\u003c\/strong\u003e High‑speed differential tripping for internal busbar faults\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eMeasurement Functions:\u003c\/strong\u003e Current, sequence components, fault detection\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eEvent \u0026amp; Disturbance Recording:\u003c\/strong\u003e Integrated recorder with time‑stamped logs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 24–250 V AC\/DC (model‑dependent)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eMounting:\u003c\/strong\u003e Flush‑mounted relay case\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e –40 °C to +55 °C\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003e\u003cstrong\u003eFront Panel Protection:\u003c\/strong\u003e IP54\u003c\/span\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eHigh‑Speed Busbar Protection:\u003c\/strong\u003e Provides rapid and selective tripping for internal busbar faults.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eNumerical Accuracy:\u003c\/strong\u003e Advanced algorithms ensure precise differential measurement and fault discrimination.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eIEC 61850 Support:\u003c\/strong\u003e Enables seamless integration into digital substations and SCADA systems.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eFlexible Configuration:\u003c\/strong\u003e Programmable I\/O and scalable communication interfaces.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eEnhanced Diagnostics:\u003c\/strong\u003e Built‑in disturbance recorder and event logs improve maintenance efficiency.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eRobust Design:\u003c\/strong\u003e Wide temperature tolerance and industrial‑grade reliability for harsh environments.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e\u003cstrong\u003eUser‑Friendly Interface:\u003c\/strong\u003e Clear LCD display and intuitive configuration tools for easy setup.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":47561350873347,"sku":"REB611","price":695.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0640\/7995\/4179\/files\/e4cb3570b6d592cfbd04e3d7dc7b9a7d_d1c10179-f86a-4cd0-a523-835aafad6256.jpg?v=1763349106","url":"https:\/\/www.runtoelectronic.com\/products\/abb-reb611-busbar-protection-numerical-relay-module","provider":"Runto Electric","version":"1.0","type":"link"}