{"product_id":"is200epsmg1a-exciter-power-supply-module-ge","title":"IS200EPSMG1A Exciter Power Supply Module | GE","description":"\u003cp\u003eConfigured for power conversion in EX2100 excitation control systems, the \u003cstrong\u003eGE IS200EPSMG1A\u003c\/strong\u003e (\u003cstrong\u003eIS200EPSMG1A\u003c\/strong\u003e Exciter Power Supply Module) provides direct physical\/electrical execution of DC-to-DC voltage regulation and distribution.\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\u003eIS200EPSMG1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGeneral Electric\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\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e125 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Rails\u003c\/td\u003e\n\u003ctd\u003e+5 V DC, +15 V DC, +24 V DC, Isolated +70 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks\u003c\/h3\u003e\n\u003cp\u003eThe IS200EPSMG1A module utilizes a dual-stage power architecture consisting of a buck-regulator and a push-pull inverter. The buck-regulator steps down the primary 125 V DC input to an intermediate 50 V DC rail, which is subsequently processed by the push-pull inverter to generate the system-required multi-voltage outputs. This design ensures high-voltage galvanic isolation between the input source and the control backplane. The module supports deterministic system stability by maintaining precise voltage regulation on the +5 V DC, +15 V DC, and +24 V DC rails, which are distributed via the Exciter Power Backplane (EPBP). The firmware flash compatibility and logic-level monitoring facilitate I\/O density scaling by ensuring stable power delivery to peripheral modules, including fans, crowbar circuits, and field current instrumentation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the EPSMG1 be interchanged with the EPSMG2?\u003c\/p\u003e\n\u003cp\u003eA: No. The EPSMG1 is strictly designated for use in excitation control system cabinets (powered by the EPBP backplane), whereas the EPSMG2 is utilized for regulator control and includes mounting provisions for the EPSD daughterboard.\u003c\/p\u003e\n\u003cp\u003eQ: How is the contact wetting voltage generated?\u003c\/p\u003e\n\u003cp\u003eA: The module provides an isolated +70 V DC output rail specifically dedicated to terminal board contact wetting, ensuring electrical separation from the logic-level power circuits.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackplane Mounting\u003c\/strong\u003e: Ensure the IS200EPSMG1A is installed into the EPBP Exciter Power Backplane located beneath the EBKP backplane. Verify that connectors P1 and P2 are fully seated to ensure secure power distribution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage Verification\u003c\/strong\u003e: Confirm the primary 125 V DC input source from the Power Distribution Module (PDM) is within nominal parameters before engagement to avoid overstressing the buck-regulator stage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Management\u003c\/strong\u003e: Maintain clear airflow around the module mounting position. Although the push-pull inverter is efficient, thermal dissipation is required to ensure long-term stability of the internal power semiconductors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Loading\u003c\/strong\u003e: When connecting external 24 V DC peripherals (e.g., fans, ground detectors), ensure the total current draw does not exceed the rated output capacity of the module to prevent premature protection triggering.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":52949495611701,"sku":"IS200EPSMG1A","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/IS200EPSMG1AED_eb7f462f-4560-4307-ad2c-9b68cae6ec53.jpg?v=1780305953","url":"https:\/\/www.5gplc.com\/products\/is200epsmg1a-exciter-power-supply-module-ge","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}