{"product_id":"abb-pmsi-121-3bse005669r1-power-supply-module","title":"ABB PMSI 121 3BSE005669R1 Power Supply Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe ABB \u003cstrong\u003ePMSI 121\u003c\/strong\u003e (Product ID: \u003cstrong\u003e3BSE005669R1\u003c\/strong\u003e) is a modular hardware \u003cstrong\u003epower supply\u003c\/strong\u003e assembly engineered to deliver stable internal operating voltage feeds to local control node devices and bus expansion subsystems. This unified product pack supplies clean, regulated electrical power directly across field controller backplanes while simultaneously provisioning necessary physical bus termination. The \u003cstrong\u003ePMSI 121 3BSE005669R1\u003c\/strong\u003e kit includes the core power conversion unit alongside a dedicated power supply connector and a \u003cstrong\u003eTB807\u003c\/strong\u003e Modulebus terminator plug to prevent communication reflections over adjacent serial links. Built as a compact, rail-ready component, this unit establishes secure distribution lines to eliminate data line sagging and electrical coupling interference within multi-module automation clusters.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eComplete integrated power assembly containing the core power unit, input power supply connector, and a \u003cstrong\u003eTB807\u003c\/strong\u003e Modulebus terminator.\u003c\/li\u003e\n\u003cli\u003eSpace-saving compact form factor designed to optimize panel space utilization within industrial control cabinets.\u003c\/li\u003e\n\u003cli\u003eCombined electrical power delivery and physical Modulebus signal line termination inside a single asset drop.\u003c\/li\u003e\n\u003cli\u003eLow-loss internal component configuration designed to reduce thermal output and prolong operational durability under continuous load conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-integrity centralized power sourcing for localized I\/O clusters and rail-mounted control extensions.\u003c\/li\u003e\n\u003cli\u003eSpecialized bus segment termination and auxiliary electrical supply regulation on dedicated Modulebus drops.\u003c\/li\u003e\n\u003cli\u003eProcessing environments such as material handling, thermal processing plants, and water treatment skids.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eDetail\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eProduct Ordering Reference\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Designation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePMSI 121\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct ID\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3BSE005669R1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCatalog Description\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePMSI121\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded Hardware Components\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCore Power Supply Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eDedicated Power Supply Connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e \u003c\/td\u003e\n\u003ctd\u003eTB807 Modulebus Terminator Plug\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\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\u003eDetail\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Designation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePMSI 121\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct ID\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3BSE005669R1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePower Supply Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIncluded Termination Module\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTB807 Modulebus Terminator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Net Width\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e85.6 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Net Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e136 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Net Depth \/ Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e58.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Net Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN Rail Installation:\u003c\/strong\u003e Snap the module vertically onto a standard top-hat TS 35 DIN rail. Verify that the rear ground grounding clips press tightly against the unpainted surface of the rail to secure a low-resistance EMI grounding bond.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBus Termination Sequence:\u003c\/strong\u003e Securely insert the provided TB807 Modulebus terminator plug into the open communication port located on the last physical drop of the segment chain to suppress signal reflection and prevent communication faults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Power Wiring:\u003c\/strong\u003e Connect the main feed lines into the designated positions of the included power supply connector plug. Double-check wire polarity markings before inserting the plug into the chassis terminal housing to avoid cross-wiring damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling and Ventilation:\u003c\/strong\u003e Maintain clear vertical airflow clearance zones of at least 50 mm above and below the module housing to enable passive convection and prevent structural overheating under full operating load.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":52668616311147,"sku":"3BSE005669R1","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/abb-pmsi121-3bse005669r1-industrial-control-module-hhxjy4gtddr_c9b7808e-a287-4672-9fae-08c05246ac56.jpg?v=1765535680","url":"https:\/\/www.plcprotech.com\/products\/abb-pmsi-121-3bse005669r1-power-supply-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}