{"product_id":"abb-relion-rec670-1mrk004814-ac-network-control-unit","title":"ABB Relion REC670 1MRK004814-AC Network Control Unit","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe ABB REC670 (Part Number 1MRK004814-AC) belongs to the premium Relion 670 series and serves as a highly sophisticated Intelligent Electronic Device (IED) for modern digital substation automation. This Swiss-manufactured unit controls and supervises primary electrical equipment within transmission and distribution networks up to 550 kV. It manages circuit breakers, disconnectors, and earthing switches using software-defined interlocking logic rather than legacy hard-wired systems.\u003c\/p\u003e\n\u003cp\u003eWe guarantee this product is 100% Brand New, original factory equipment, and ready for deployment in your high-voltage grid automation architecture.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eABB (Relion Series)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOrder Code\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1MRK004814-AC (REC670)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePrimary Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSubstation Bay Control and Supervision\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMaximum System Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 550 kV Networks\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProtocol Standards\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIEC 61850 Edition 1 and Edition 2 Compliance\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEthernet Communication\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDual 100BASE-FX Fiber or 10\/100BASE-TX Copper\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSupported Protocols\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIEC 61850-8-1, IEC 60870-5-103, DNP3, IEEE 1588 PTP\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTime Synchronization\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIRIG-B, SNTP, and Integrated GPS Clock Input\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput\/Output Array\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eConfigurable Binary I\/O Modules with High-Speed Switching\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAuxiliary Power Options\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24 to 60 VDC \/ 90 to 250 VDC \/ 110 to 240 VAC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP20 Chassis Case \/ IP40 or IP54 Front Panel Face\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-25 to +55 degrees C Continuous\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eForm Factor\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e6U High, Standard 19-Inch Rack-Mount Chassis\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eReplaces Complex Hard-Wired Frameworks:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe unit replaces heavy copper control wiring looms with high-speed digital communications over fiber optic networks. This transition reduces physical footprint inside control houses and drastically simplifies point-to-point electrical tracing during commissioning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSecures High-Voltage Switching Sequences:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eInternal software-defined interlocking mechanisms enforce strict control sequences for primary disconnectors and earthing switches. This logic prevents hazardous out-of-sequence operations, protecting substation personnel and high-value transformer assets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnables Real-Time Interoperability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFull compliance with IEC 61850 Edition 1 and Edition 2 allows the IED to exchange peer-to-peer GOOSE (Generic Object Oriented Substation Events) messages and Sampled Values smoothly. This standard ensuring seamless speed matching with third-party protection units.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDefies Intense Electromagnetic Interference (EMI):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe ruggedized metal 6U chassis contains specialized shielding that neutralizes extreme electromagnetic fields, radio frequency interference, and high-voltage switching surges common in high-voltage utility yards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 1MRK004814-AC handle time synchronization across a distributed network without an external master clock?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. This REC670 configuration integrates Precision Time Protocol (IEEE 1588 PTP) and SNTP protocols. It synchronizes down to microsecond thresholds directly over the station bus, though you can also attach an external GPS or IRIG-B antenna source directly to the chassis receiver ports.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the mounting prerequisites for securing the IP54 front panel rating?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTo maintain an IP54 ingress protection rating on the front face, you must use the standard flush-mounting kit with the supplied rubber sealing gasket against a clean, flat 19-inch cutout panel surface. Ensure all fixing screws match torque specifications to maintain compression along the gasket line.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this unit support dual-redundant network paths?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The dual 100BASE-FX or 10\/100BASE-TX Ethernet interfaces allow the IED to connect to parallel LAN segments. This configuration supports zero-delay recovery protocols like PRP (Parallel Redundancy Protocol) and HSR (High-availability Seamless Redundancy) to keep data flowing if a single fiber run breaks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":42870827155546,"sku":"REC670 1MRK004814-AC","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/107_cfd17e64-67f9-4759-baa0-036d0da429c2.jpg?v=1771894533","url":"https:\/\/www.spareoil.com\/products\/abb-relion-rec670-1mrk004814-ac-network-control-unit","provider":"SpareOil Automation","version":"1.0","type":"link"}