{"product_id":"ge-ds200exdeg1a-mark-v-de-excitation-control-board","title":"GE DS200EXDEG1A Mark V De-Excitation Control Board","description":"\u003cp\u003eThe \u003cstrong\u003eGE DS200EXDEG1A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eDS200EXDE\u003c\/strong\u003e De-Excitation Control Board, operates as a dedicated hardware component for high-voltage energy discharge sequence execution and field circuit de-excitation within Mark V Speedtronic Turbine Control System 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\u003eDS200EXDEG1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE (General 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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard PCB footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Mark V card slot size\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eBus line driven\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctional Acronym\u003c\/td\u003e\n\u003ctd\u003eEXDE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDe-Excitation Control Board\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Interfacing\u003c\/td\u003e\n\u003ctd\u003e2 34-pin connectors, 2 10-pin connectors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiagnostic Interface\u003c\/td\u003e\n\u003ctd\u003e5 operational status LEDs (OK indicators)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnergy Storage\u003c\/td\u003e\n\u003ctd\u003e8 high-voltage storage capacitors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCircuit Customization\u003c\/td\u003e\n\u003ctd\u003eTerminal connectors for jumper cable configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTest Points\u003c\/td\u003e\n\u003ctd\u003eOnboard physical verification points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePCB Coating\u003c\/td\u003e\n\u003ctd\u003eNormal Coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFunctional Revision\u003c\/td\u003e\n\u003ctd\u003eGroup 1, Revision A\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 DS200EXDEG1A maintains fast response execution during field de-excitation events by routing trigger signals directly through dual 34-pin and dual 10-pin connectors. Onboard high-voltage storage capacitors discharge rapidly upon receiving logic commands, isolating the field circuit without introducing signal propagation delays to adjacent control loops. This direct hardware interfacing maintains high backplane bus communication velocity and total firmware flash compatibility across Mark V turbine generator control racks.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the function of the five LEDs on the DS200EXDEG1A board?\u003c\/p\u003e\n\u003cp\u003eA: The five OK LEDs provide immediate hardware diagnostic status; they illuminate upon passing initial startup checks and remain lit during normal operation if no faults are detected.\u003c\/p\u003e\n\u003cp\u003eQ: How are energy storage components handled safely during maintenance on the DS200EXDEG1A?\u003c\/p\u003e\n\u003cp\u003eA: The board contains eight high-voltage capacitors that retain electrical energy during power cycles. Technicians must de-energize primary feeds and verify zero residual voltage across test points before handling the board.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eDisconnect all main power inputs to the turbine control cabinet and isolate external field excitation lines prior to servicing.\u003c\/li\u003e\n\u003cli\u003eAllow adequate time for onboard capacitors to bleed down, then confirm zero voltage state across test points with a calibrated multi-meter.\u003c\/li\u003e\n\u003cli\u003eWear a grounded ESD wrist strap to protect static-sensitive components during handling.\u003c\/li\u003e\n\u003cli\u003eSet hardware jumper cables over designated terminal connectors in accordance with original system drawings.\u003c\/li\u003e\n\u003cli\u003eAlign and seat all 34-pin and 10-pin ribbon connectors into their respective keyed headers, verifying retainers are locked before reapplying control power.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":43913570386010,"sku":"DS200EXDEG1A","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/DS200EXDEG1A.png?v=1787714855","url":"https:\/\/www.spareoil.com\/products\/ge-ds200exdeg1a-mark-v-de-excitation-control-board","provider":"SpareOil Automation","version":"1.0","type":"link"}