{"product_id":"abb-red670-1mrk004810-ac-numerical-line-differential-protection-relays","title":"ABB RED670 1MRK004810-AC Numerical Line Differential Protection Relays","description":"\u003cp\u003eThe \u003cstrong\u003eABB RED670 1MRK004810-AC\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eRED670\u003c\/strong\u003e Numerical Line Differential Protection Relay, operates as a dedicated hardware component for line differential protection and communication bus management within power transmission systems.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eRED670 1MRK004810-AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eStandard industrial manufacturing origin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard protection relay enclosure profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard substation rack mount profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eCompatible with 40-300 V DC \/ 80-265 V AC supplies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Bus Communication Velocity Licences\u003c\/strong\u003e: Manages high-speed internal bus transaction velocities and internal processor communications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfinet \/ EtherNet\/IP Deterministic Networks\u003c\/strong\u003e: Executes deterministic data packet transfers across communication protocols including IEC 61850, IEC 60870-5-103\/104, Modbus, and DNP3.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Density Scaling\u003c\/strong\u003e: Supports flexible expansion of differential communication channels via direct fiber optic or multiplexed (G.703, PDH\/SDH) links.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware Flash Compatibility\u003c\/strong\u003e: Permits secure firmware upgrades and non-volatile configuration memory flashing without compromising base protection logic parameters.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the RED670 1MRK004810-AC unit support hot-swapping of internal modules during operation?\u003c\/p\u003e\n\u003cp\u003eA: Hot-swapping is restricted for primary protection core units to prevent unintended tripping or interruption of line differential protection loops.\u003c\/p\u003e\n\u003cp\u003eQ: What rated current options are configurable for this relay?\u003c\/p\u003e\n\u003cp\u003eA: The rated current  is configurable for either 1 A or 5 A inputs.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the relay securely into standard 19-inch electrical protection panels using appropriate structural fasteners.\u003c\/li\u003e\n\u003cli\u003eConnect the protective ground terminal directly to the substation grounding mesh using low-impedance copper conductors to ensure compliance with IEC 61850-3 and IEEE 1613 environmental standards.\u003c\/li\u003e\n\u003cli\u003eRoute fiber optic differential communication cables through dedicated conduits, maintaining safe bend radius limits and physical separation from high-voltage primary circuits.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45279444566131,"sku":"RED670 1MRK004810-AC","price":233.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-05-08_11-36-49_a118a1ff-1e61-45f9-bb97-e2af63dc1136.png?v=1784879218","url":"https:\/\/www.dcssupplier.com\/products\/abb-red670-1mrk004810-ac-numerical-line-differential-protection-relays","provider":"DcsSupplier Limited","version":"1.0","type":"link"}