{"product_id":"is200edexg1b-general-electric-is200edexg1bbb-de-excitation-control-board","title":"IS200EDEXG1B General Electric IS200EDEXG1BBB De-Excitation Control Board","description":"\u003cp\u003eConfigured for field energy management in EX2100 control platforms, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE IS200EDEXG1B\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(\u003cstrong\u003eIS200EDEXG1B\u003c\/strong\u003e) De-Excitation Control Board provides direct physical\/electrical execution of generator field suppression sequences.\u003c\/p\u003e\n\u003ch3\u003eModule Configuration Matrix\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eModel: IS200EDEXG1B \/ IS200EDEXG1BBB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSeries: EX2100 Excitation Control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFunction: SCR De-Excitation Logic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSignal Path: Sourced via EXTB Terminal Board\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInterface: SCR Firing Circuits (Gate Control)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIS200EDEXG1B\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGeneral Electric (GE)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOrigin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.8 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e16 cm x 16 cm x 12 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard industrial range\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSystem backplane dependent\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBoard Group\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGroup 1\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Processing Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe module governs field current discharge during system trips or controlled shutdown sequences. It operates via high-speed backplane bus communication velocity, ensuring timing alignment with turbine valve status and breaker state changes. By interfacing with SCR firing circuits, it facilitates the phase-shift required to move bridges into inverter mode, accelerating field decay. The hardware supports I\/O density scaling within the EX2100 rack and is fully firmware flash compatible, allowing for logic updates to the de-excitation sequence without physical module replacement.\u003c\/p\u003e\n\u003ch3\u003eOrdering Info\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOne (1) IS200EDEXG1B De-Excitation Control Board\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStandard industrial conformal coating\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGEI-100466 technical instruction manual (digital)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMounting: Ensure the EX2100 rack slot is clean. Align the board with internal card guides and engage the backplane connector firmly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFastening: Secure the module using standard rack retention screws to maintain structural stability under vibration conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGrounding: Confirm the control rack is bonded to the plant ground bus to prevent signal noise on the SCR gate control lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWiring: Connect the EXTB terminal board interface cables. Verify pin-to-pin continuity against the system wiring schematic before energizing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTesting: Execute a functional de-excitation test sequence through the control management interface to verify proper gate pulse logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Does this board support hot-swapping?\u003c\/p\u003e\n\u003cp\u003eA: No, the IS200EDEXG1B does not support hot-swapping; power must be disconnected from the excitation rack prior to module replacement to prevent damage to the SCR firing circuits.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: How do I verify the de-excitation sequence is active?\u003c\/p\u003e\n\u003cp\u003eA: Monitor the de-excitation gate pulse status through the Mark VI control interface during a simulated trip or controlled shutdown sequence.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: What is the purpose of the conformal coating?\u003c\/p\u003e\n\u003cp\u003eA: The standard industrial conformal coating protects sensitive circuit paths from environmental contaminants and humidity common in power generation facilities.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Can this board be used for reverse-power protection?\u003c\/p\u003e\n\u003cp\u003eA: The board manages the de-excitation logic; reverse-power protection is a function of the primary control software, which triggers the discharge command via this board.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Is firmware updated on the board?\u003c\/p\u003e\n\u003cp\u003eA: Firmware logic for de-excitation sequences is updated via the main controller and disseminated to this board over the backplane bus.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: What happens if the firing pulse is lost?\u003c\/p\u003e\n\u003cp\u003eA: Loss of firing pulses will prevent controlled energy dissipation, potentially resulting in sustained field voltage levels; diagnostics will flag a \"Gate Pulse Fail\" alarm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Are there user-replaceable fuses on this board?\u003c\/p\u003e\n\u003cp\u003eA: No, the IS200EDEXG1B is a sealed assembly and does not contain user-serviceable components or field-replaceable fuses.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Does the board require specific impedance matching?\u003c\/p\u003e\n\u003cp\u003eA: The firing circuit interface is designed to standard GE EX2100 bridge impedance specifications; no additional field-side impedance matching is required.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":45636899143853,"sku":"IS200EDEXG1BBB","price":469.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/IS200EDEXG1BBB_1___1.jpg?v=1768981718","url":"https:\/\/www.maxwellplc.com\/ru\/products\/is200edexg1b-general-electric-is200edexg1bbb-de-excitation-control-board","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}