{"product_id":"abb-3dde300401-cma121-synpol-d-power-supply-modules","title":"ABB 3DDE300401 CMA121 Synpol D Power Supply Modules","description":"\u003ch2\u003eABB CMA121 Synpol D Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eThe ABB \u003cstrong\u003eCMA121\u003c\/strong\u003e (\u003cstrong\u003e3DDE300401\u003c\/strong\u003e) is a DC power supply plug-in card module designed for the ABB Synpol D excitation and generator control system platform. Manufactured in Sweden, it delivers regulated DC power while interfacing with measurement transformers to maintain stable unit operation in industrial control racks.\u003c\/p\u003e\n\u003ch3\u003eInstrumentation Interface and Transformer Integration\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eCMA121\u003c\/strong\u003e accepts a 100 V secondary voltage input from external potential transformers. For current measurements, it works alongside standard current transformers with a selectable secondary current input of 1 A or 5 A, accommodating primary current ranges adjustable from 100 A up to 4000 A.\u003c\/p\u003e\n\u003ch3\u003ePhysical Design and Rack Integration\u003c\/h3\u003e\n\u003cp\u003eWeighing 600 g, the module uses a compact plug-in card format built for direct insertion into compatible Synpol D system subracks. This construction facilitates straightforward installation and routine maintenance during system panel assembly or servicing.\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\u003eCMA121\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\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e3DDE300401\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSynpol D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDC Power Supply Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Voltage Input\u003c\/td\u003e\n\u003ctd\u003e100 V (via voltage transformers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Current Input\u003c\/td\u003e\n\u003ctd\u003e1 A or 5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Primary Current\u003c\/td\u003e\n\u003ctd\u003eAdjustable 100 A to 4000 A (via current transformers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003ePlug-in card module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e600 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eFrequently Asked Questions\u003c\/p\u003e\n\u003cp\u003eQ: What control system is the ABB CMA121 designed for? A: The \u003cstrong\u003eCMA121\u003c\/strong\u003e is a plug-in power supply card specifically built for integration within ABB Synpol D excitation and control architectures.\u003c\/p\u003e\n\u003cp\u003eQ: What transformer inputs does the CMA121 module accept? A: It accepts a 100 V secondary voltage input along with a 1 A or 5 A secondary current input from external measurement transformers.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":43774981275747,"sku":"CMA121","price":676.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/768..jpg?v=1792723336","url":"https:\/\/www.autocontrolglobal.com\/products\/abb-3dde300401-cma121-synpol-d-power-supply-modules","provider":"AutoControl Global","version":"1.0","type":"link"}