{"product_id":"abb-ref620-620-series-feeder-protection-ied-relay","title":"ABB REF620 620 Series Feeder Protection IED Relay","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eREF620\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a feeder protection and control Intelligent Electronic Device (IED) engineered to manage, monitor, and protect utility and industrial power distribution systems. It is a member of ABB's\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRelion® 620 series\u003c\/strong\u003e, providing a scalable, withdrawable design ideal for both traditional CT\/PT-based feeders and modern sensor-based installations. The device supports radial, looped, and meshed networks, offering high versatility in distribution automation.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Protection Functions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMulti-stage overcurrent and earth-fault protection for directional and non-directional schemes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAdmittance-based protection for compensated and isolated neutral networks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShort-circuit and earth-fault location algorithms for rapid fault identification.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOptional modules for arc flash, motor, and capacitor bank protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFlexible Communication \u0026amp; Interoperability\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eNative IEC 61850 support with GOOSE messaging and Sampled Values (IEC 61850-9-2 LE).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRedundant network protocols including HSR (High-availability Seamless Redundancy) and PRP (Parallel Redundancy Protocol).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatibility with Modbus, DNP3, and IEC 60870-5-103 for hybrid network environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eIntegrated Control \u0026amp; Monitoring\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDirectly controls up to eight primary switching elements including breakers, disconnectors, and earthing switches.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eContinuous monitoring of breaker health and relay hardware status.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMeasures and logs power quality, including harmonics and total demand distortion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eHardware Flexibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSupports both conventional CT\/PT inputs and modern Rogowski coil or voltage divider sensors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh configurable I\/O count enables complex interlocking and automation without additional modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWithdrawable design for safe maintenance, including automatic CT shorting during removal.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABB Relion® 620\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDevice Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFeeder Protection \u0026amp; Control IED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Frequency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Interfaces\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEthernet (RJ45\/LC Fiber), RS-485, Serial Fiber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtocols Supported\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIEC 61850, Modbus, DNP3, IEC 60870-5-103\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIP Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP54 (Front Panel)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-25°C to +55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnalog Inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 12 (Current and Voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eControl Outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 8 switching elements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHMI Display\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGraphical LCD supporting Single Line Diagram, alarms, measurements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eProtection and monitoring of overhead lines and cable feeders.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSubstation automation in utility and industrial distribution networks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegration with renewable energy sources and distributed generation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse in both radial and meshed network topologies for flexible deployment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can REF620 work with both traditional CT\/PT and sensor-based inputs?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it supports conventional current\/voltage transformers as well as Rogowski coils and voltage dividers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is it possible to replace the REF620 without disconnecting field wiring?\u003c\/strong\u003e\u003cbr\u003eA: Yes, its withdrawable design allows safe removal with automatic CT shorting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which network protocols does REF620 support?\u003c\/strong\u003e\u003cbr\u003eA: It supports IEC 61850, Modbus, DNP3, and IEC 60870-5-103, including redundancy protocols HSR and PRP.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How customizable are the protection and control functions?\u003c\/strong\u003e\u003cbr\u003eA: Highly configurable using ABB’s PCM600 software, including multi-layer logic, timers, and flip-flops for tailored feeder applications.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":44131106226275,"sku":"REF620","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/ABBREF620.jpg?v=1776759613","url":"https:\/\/precisemodule.com\/products\/abb-ref620-620-series-feeder-protection-ied-relay","provider":"Precise Module Ltd.","version":"1.0","type":"link"}