{"product_id":"1mrk002239-bbr03-power-supply-module-abb","title":"1MRK002239-BBr03 Power Supply Module | ABB","description":"\u003cp\u003eThe \u003cstrong\u003eABB 1MRK002239-BBr03\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1MRK002239-BB\u003c\/strong\u003e Power Supply Module (PSM), operates as a dedicated hardware component for auxiliary power regulation within ABB protection relay platforms.\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\u003e1MRK002133-ACr06\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\u003eSwitzerland\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.52 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e74 mm x 370 mm x 361 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-25 to +70 deg C (Standard Industrial Range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSelf-Consuming Power Conversion Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e90-250 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003eRegulated Internal System DC Voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGlobal Commercial Alias\u003c\/td\u003e\n\u003ctd\u003ePSM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003ePower Supply Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity \u0026amp; I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe power supply module converts high-voltage wide-range DC inputs (90-250 VDC) into regulated low-voltage rails distributed across internal backplane buses. Maintaining constant DC rail stability ensures high backplane bus communication velocity and continuous data integrity during maximum I\/O density scaling. Integrated over-voltage and thermal limiting circuits maintain firmware flash compatibility across host processors, protecting attached logic processing assemblies from input line voltage fluctuations.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the permissible DC input voltage range for the 1MRK002239-BBr03 power supply card?\u003c\/p\u003e\n\u003cp\u003eA: The module accepts a wide input range from 90 VDC to 250 VDC to convert power for internal system electronics.\u003c\/p\u003e\n\u003cp\u003eQ: How is output power distributed from the 1MRK002239-BBr03 card to other relay boards?\u003c\/p\u003e\n\u003cp\u003eA: Regulated DC power is fed directly into the host rack backplane bus, energizing adjacent processing, communication, and I\/O cards.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDisconnect all primary 90-250 VDC auxiliary power sources before inserting or extracting the power supply card from the rack frame.\u003c\/li\u003e\n\u003cli\u003eEnsure protective earth grounding points on the chassis faceplate are tightly fastened to prevent high-voltage transient coupling.\u003c\/li\u003e\n\u003cli\u003eVerify proper clearance around rack ventilation slots to allow convection cooling across internal power dissipation components.\u003c\/li\u003e\n\u003cli\u003eTorque module retention screws to recommended panel specifications to prevent vibration induced disengagement from backplane connectors.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53236563804469,"sku":"1MRK002239-BBr03","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/1MRK002239-BBr03.png?v=1785484426","url":"https:\/\/www.5gplc.com\/products\/1mrk002239-bbr03-power-supply-module-abb","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}