{"product_id":"abb-rem620-relion-620-series-motor-protection-relay","title":"ABB REM620 Relion 620 Series Motor Protection Relay","description":"\u003cp\u003eConfigured for motor protection, control, measurement, and supervision in industrial process platforms, the \u003cstrong\u003eABB REM620\u003c\/strong\u003e (\u003cstrong\u003eREM620\u003c\/strong\u003e Motor Protection Relay) provides direct physical\/electrical execution. This dedicated hardware component manages medium- and large-sized asynchronous and synchronous motors using differential protection algorithms. Operating within ABB Relion 620 series frameworks, it processes RTD sensor inputs, mA analog signals, and IEC 61850 GOOSE communications for real-time fault clearance and overcurrent mitigation.\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\u003eREM620\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\u003eFinland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e5.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Flush-Mount \/ Withdrawable Enclosure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard Substation Auxiliary Power Supply Load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Focus\u003c\/td\u003e\n\u003ctd\u003eAsynchronous and Synchronous Motor Differential Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocols\u003c\/td\u003e\n\u003ctd\u003eIEC 61850 Ed 1\/2 (HSR\/PRP, GOOSE), Modbus, DNP3, IEC 60870-5-103\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTime Synchronization\u003c\/td\u003e\n\u003ctd\u003eIEEE 1588 V2 Precision Time Protocol\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuxiliary I\/O\u003c\/td\u003e\n\u003ctd\u003eRTD and mA Input Channels, Arc Protection Inputs\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 and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe operational architecture of the ABB REM620 integrates advanced substation bus communication and scaling features:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfinet \/ EtherNet\/IP Deterministic Networks:\u003c\/strong\u003e Supports IEC 61850 native GOOSE messaging alongside Ethernet-based topologies with zero-loss redundancy protocols (HSR and PRP), ensuring deterministic protection signal transmission across station buses.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Density Scaling:\u003c\/strong\u003e Accommodates high-density sensor inputs including direct RTD thermal monitoring, mA transducers, and optical arc sensors within a single withdrawable plug-in chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware Flash Compatibility:\u003c\/strong\u003e Standardized memory configuration registers enable local HMI custom single-line diagram (SLD) adjustments and direct software compatibility via web-browser HMIs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What redundancy protocols are natively supported on the REM620 Ethernet network interfaces?\u003c\/p\u003e\n\u003cp\u003eA: The module natively supports High-availability Seamless Redundancy (HSR) and Parallel Redundancy Protocol (PRP) according to IEC 61850 Editions 1 and 2.\u003c\/p\u003e\n\u003cp\u003eQ: How does the withdrawable design impact installation and testing constraints?\u003c\/p\u003e\n\u003cp\u003eA: The withdrawable plug-in unit allows fast physical swapping and secondary testing while maintaining secondary current transformer shorting through automatically engaged contact blocks.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eWhen installing and commissioning the REM620 motor protection relay in switchgear panels, follow standard substation practices:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDe-energize all auxiliary supply voltages and isolate CT\/VT secondary test circuits before inserting or removing the plug-in unit.\u003c\/li\u003e\n\u003cli\u003eGround the relay enclosure earth terminal directly to the panel main earth bus using a short, low-impedance copper conductor.\u003c\/li\u003e\n\u003cli\u003eRoute communication Ethernet cables and low-voltage analog signal wires in dedicated shielded ducts away from high-voltage primary conductors.\u003c\/li\u003e\n\u003cli\u003eConnect current transformer wiring through shorting test switches to ensure CT secondary loops remain closed during maintenance.\u003c\/li\u003e\n\u003cli\u003eVerify optical fiber cleanroom connections when implementing arc protection sensor runs to avoid signal attenuation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":45341506863219,"sku":"REM620","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_dc6fc86b-b3ca-4cf1-8cfc-24858022a201.png?v=1786420649","url":"https:\/\/www.dcssupplier.com\/products\/abb-rem620-relion-620-series-motor-protection-relay","provider":"DcsSupplier Limited","version":"1.0","type":"link"}