{"product_id":"red670-1mrk002810-ab-abb-line-differential-protection-relay","title":"RED670 1MRK002810-AB | ABB Line Differential Protection Relay","description":"\u003ch3\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRED670 (1MRK002810-AB)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance line differential protection relay from ABB’s Relion® 670 product family. It provides ultra-fast, selective, and secure protection for overhead lines and underground cables in transmission and sub-transmission networks—especially in multi-terminal or meshed configurations where traditional overcurrent schemes are insufficient.\u003c\/p\u003e\n\u003cp\u003eUsing time-synchronized current measurements from both ends of a protected line via IEC 61850-9-2 LE (sampled values) or legacy fiber-optic links, the RED670 detects internal faults within milliseconds while remaining stable during external disturbances, CT saturation, or inrush conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e \u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: ABB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel \/ Part Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRED670 (1MRK002810-AB)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e: Relion® 670\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrimary Function\u003c\/strong\u003e: Line current differential protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStandards Compliance\u003c\/strong\u003e: IEC 61850 Edition 2, IEEE C37.94, IEC 60255\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Interfaces\u003c\/strong\u003e:\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDual 100 Mbps Ethernet (IEC 61850-9-2 LE, GOOSE, MMS)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptional fiber-optic serial link (for legacy differential schemes)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIRIG-B, PTP (IEEE 1588), or SNTP for precise time sync\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSampling Rate\u003c\/strong\u003e: Up to 4 kHz per channel\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e: 24–250 VDC or 100–240 VAC (universal auxiliary supply)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eApplication Range\u003c\/strong\u003e: Up to 400 kV systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e: 19\" rack, 6U height\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e: Designed and manufactured in Europe (typically Sweden or Finland)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e \u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eProtection of critical transmission feeders between substations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCable circuits in urban distribution networks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTie-lines in industrial power systems requiring high-speed tripping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eQ: Does it require GPS at both line ends?\u003c\/strong\u003e\u003cbr\u003eA: Not necessarily—time synchronization can be achieved via PTP over IEC 61850 networks or IRIG-B from a local master clock. GPS is one option but not mandatory.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does it differ from the REL670?\u003c\/strong\u003e\u003cbr\u003eA: The REL670 is a general-purpose line distance\/overcurrent relay; the RED670 specializes exclusively in current differential protection with advanced stabilization algorithms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can it work with non-ABB relays at the remote end?\u003c\/strong\u003e\u003cbr\u003eA: Yes—if the remote device supports interoperable sampled values (IEC 61850-9-2 LE) or compatible differential protocols (e.g., IEEE C37.94 over fiber).\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":52513683669176,"sku":"RED670 1MRKO02810-AB","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/RED6703.jpg?v=1769772281","url":"https:\/\/www.globalpetroparts.com\/products\/red670-1mrk002810-ab-abb-line-differential-protection-relay","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}