{"product_id":"digital-protection-relay-woodward-mrd1t2htl6m42","title":"Digital Protection Relay Woodward MRD1T2HTL6M42","description":"\u003cp\u003eThe \u003cstrong\u003eWoodward MRD1T2HTL6M42\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eMRD1T2HTL6M42\u003c\/strong\u003e Digital Protection Relay, operates as a dedicated hardware component for current monitoring and overcurrent protection within electrical power distribution 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\u003eMRD1T2HTL6M42\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eWoodward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e5.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e144 mm x 72 mm x 130 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 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\u003e24-270 VDC \/ 24-230 VAC Auxiliary Supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Current\u003c\/td\u003e\n\u003ctd\u003e1 A or 5 A (selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Frequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOvercurrent Setting Range\u003c\/td\u003e\n\u003ctd\u003e0.5 to 20 x In\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEarth Fault Current Range\u003c\/td\u003e\n\u003ctd\u003e0.01 to 2 x In\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTime Delay Range\u003c\/td\u003e\n\u003ctd\u003e0.1 to 20 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Contacts\u003c\/td\u003e\n\u003ctd\u003e4 changeover contacts (250 VAC, 8 A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003eUp to 95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eActuator Loop Feedback Response and Thermal Dissipation Profiles\u003c\/h3\u003e\n\u003cp\u003eDriven by onboard digital signal processing algorithms, the MRD1T2HTL6M42 evaluates real-time current waveforms across 50\/60 Hz power lines against configured overcurrent (0.5 to 20 x In) and earth fault (0.01 to 2 x In) thresholds. Fast signal acquisition maintains high-speed actuator loop feedback response when commanding external circuit breaker trip mechanisms via four 250 VAC \/ 8 A changeover output contacts. Internal power distribution circuits are engineered to maintain optimized thermal heat sink dissipation profiles across the wide 24-270 VDC and 24-230 VAC auxiliary supply range.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What auxiliary power supply ranges does the MRD1T2HTL6M42 relay accept?\u003c\/p\u003e\n\u003cp\u003eA: The module accepts a wide universal auxiliary power input of 24-270 VDC or 24-230 VAC.\u003c\/p\u003e\n\u003cp\u003eQ: What are the output contact ratings for protective trip execution?\u003c\/p\u003e\n\u003cp\u003eA: The relay includes 4 changeover contacts rated for up to 250 VAC at an 8 A continuous resistive load.\u003c\/p\u003e\n\u003cp\u003eQ: How are current secondary inputs configured on this protection unit?\u003c\/p\u003e\n\u003cp\u003eA: The hardware features selectable secondary current transformer (CT) input channels supporting 1 A or 5 A nominal current (In).\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFully isolate all auxiliary power supplies and secondary CT wiring prior to attaching or removing rear terminal connectors.\u003c\/li\u003e\n\u003cli\u003eShort-circuit secondary current transformer (CT) terminals before disconnecting field wiring to prevent dangerous high-voltage inductive arcs.\u003c\/li\u003e\n\u003cli\u003eAttach the protective earth (PE) grounding conductor directly to the primary panel earth grounding bar using low-impedance grounding hardware.\u003c\/li\u003e\n\u003cli\u003eSecure panel cutout mounting brackets evenly to ensure correct mechanical seating of the 144 mm x 72 mm x 130 mm chassis.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":50730113499388,"sku":"MRD1T2HTL6M42","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/MRD1G5MA2.jpg?v=1785203760","url":"https:\/\/www.electronicplc.com\/es\/products\/digital-protection-relay-woodward-mrd1t2htl6m42","provider":"Electronic PLC","version":"1.0","type":"link"}