{"product_id":"protection-control-relay-abb-ref615c_d-relion-615","title":"Protection Control Relay | ABB REF615C_D Relion 615","description":"\u003ch2\u003eABB REF615C_D Relion 615 Feeder Protection Relay\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eREF615C_D\u003c\/strong\u003e is a dedicated feeder protection and control relay from ABB’s Relion 615 series, designed for medium-voltage power distribution networks. It provides comprehensive protection, measurement, and supervision for overhead lines and cable feeders in radial, looped, or meshed system topologies. Featuring a withdrawable plug-in unit design, the relay allows fast installation, commissioning, and routine maintenance without disturbing panel wiring.\u003c\/p\u003e\n\u003ch3\u003eProtection Capabilities and Measurement Inputs\u003c\/h3\u003e\n\u003cp\u003eThe relay incorporates protection algorithms to safeguard primary equipment against overcurrent, earth fault, phase unbalance, thermal overload, and breaker failure conditions. It accepts signal inputs from conventional current and voltage transformers (CTs\/VTs) as well as modern sensor-based measurement devices, offering flexible adaptation to traditional and updated switchgear configurations.\u003c\/p\u003e\n\u003cp\u003eIntegrated control functions manage primary switching apparatus, including circuit breaker and disconnector control with built-in interlocking logic. Real-time system monitoring is supported by a large graphical LCD with LED status indicators, along with time-stamped event logs and disturbance recording for detailed fault analysis.\u003c\/p\u003e\n\u003ch3\u003eSystem Integration and Communication\u003c\/h3\u003e\n\u003cp\u003eDesigned for substation automation and control system integration, the module supports standard communication protocols, including IEC 61850, Modbus, DNP3, and IEC 60870-5-103. Built to withstand demanding electrical environments, it meets IEC, ANSI, and CE standards and operates within an ambient temperature range of -40 deg C to +70 deg C.\u003c\/p\u003e\n\u003ch3\u003eTechnical 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\u003eREF615C_D\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\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eRelion 615\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eFeeder Protection and Control Relay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Functions\u003c\/td\u003e\n\u003ctd\u003eOvercurrent, earth fault, phase unbalance, thermal overload, breaker failure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Inputs\u003c\/td\u003e\n\u003ctd\u003eConventional CTs\/VTs or sensor-based measurements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Capabilities\u003c\/td\u003e\n\u003ctd\u003eCircuit breaker control, disconnector control, interlocking logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Protocols\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\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eGraphical LCD with LED status indicators\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEvent and Fault Recording\u003c\/td\u003e\n\u003ctd\u003eTime-stamped event logs, disturbance recorder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eWithdrawable plug-in unit (panel mounting)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards Compliance\u003c\/td\u003e\n\u003ctd\u003eIEC, ANSI, CE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\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\u003eDimensions (L x W x H)\u003c\/td\u003e\n\u003ctd\u003e160 x 120 x 100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.5 to 2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What primary feeder protection functions are provided by the ABB REF615C_D? A: It provides protection against overcurrent, earth fault, phase unbalance, thermal overload, and breaker failure in medium-voltage distribution systems.\u003c\/p\u003e\n\u003cp\u003eQ: Which measurement sensors and transformers can be connected to the REF615C_D? A: The relay supports inputs from both conventional instrument transformers (CTs\/VTs) and sensor-based measurement hardware.\u003c\/p\u003e\n\u003cp\u003eQ: What mounting design is used for the REF615C_D relay unit? A: It features a withdrawable plug-in unit design for panel mounting, facilitating quick extraction and testing.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":43774749999203,"sku":"REF615C_D","price":676.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/523_c126084c-8888-4e77-ab2b-ed6f2fcee4ac.jpg?v=1792657498","url":"https:\/\/www.autocontrolglobal.com\/products\/protection-control-relay-abb-ref615c_d-relion-615","provider":"AutoControl Global","version":"1.0","type":"link"}