{"product_id":"is200exhsg3aec-ge-ex2100-high-speed-relay-driver","title":"IS200EXHSG3AEC GE EX2100 High-Speed Relay Driver","description":"\u003ch2\u003e\u003cstrong\u003eGE IS200EXHSG3AEC Exciter HS Relay Driver – EX2100 Series\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eGeneral Electric IS200EXHSG3AEC\u003c\/strong\u003e functions as an \u003cstrong\u003eExciter High-Speed Relay Driver Board (EXHS)\u003c\/strong\u003e within the \u003cstrong\u003eEX2100 Excitation Control system\u003c\/strong\u003e. This board drives DC contactors and pilot relays for de-excitation and field flashing operations. Engineers trust \u003cstrong\u003eIS200EXHSG3AEC\u003c\/strong\u003e for reliable relay control and signal conditioning in gas, steam, and hydro turbine applications.\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eCore Technical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e General Electric (GE)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e IS200EXHSG3AEC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e EX2100 Excitation Control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctional Acronym:\u003c\/strong\u003e EXHS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Exciter HS Relay Driver Board\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Channels:\u003c\/strong\u003e 12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Coil Voltage:\u003c\/strong\u003e 125 V DC nominal (100-140 V DC range)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay Contact Voltage:\u003c\/strong\u003e 24 V DC nominal from exciter cabinet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistive Load Rating:\u003c\/strong\u003e 2 A at 28 V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInductive Load Rating:\u003c\/strong\u003e 1 A at 28 V DC for 0.007 seconds (L\/R)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCB Coating:\u003c\/strong\u003e Normal coating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 8.26 cm x 4.19 cm x 12.1 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnology:\u003c\/strong\u003e Surface-mount\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctional Revisions:\u003c\/strong\u003e A, E\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArtwork Revision:\u003c\/strong\u003e C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e United States (USA)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eExcitation Control Functions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrives DC contactor 41 for main excitation control.\u003c\/strong\u003e Essential for current flow regulation in the excitation system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvides pilot relays for field flashing relays 53A and 53B.\u003c\/strong\u003e Initiates and controls field current establishment in synchronous generators.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes pilot relays for KDEP de-excitation relay.\u003c\/strong\u003e Enables safe and controlled de-energization of the excitation system.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevents excessive voltage buildup during shutdown.\u003c\/strong\u003e Ensures operational safety for personnel and equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #005a9c;\"\u003e\u003cstrong\u003eSolid-state relay driver paired with high-speed contactor.\u003c\/strong\u003e\u003c\/span\u003e Delivers fast and precise switching performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eSignal Conditioning and Transmission\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConditions de-excitation status signals from EDEX board.\u003c\/strong\u003e Processes critical status information for monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConditions crowbar status signals from EXDE board.\u003c\/strong\u003e Ensures accurate fault detection and reporting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmits conditioned signals to EMIO system.\u003c\/strong\u003e Enables further processing and instrumentation output.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal integrity maintained through onboard filtering.\u003c\/strong\u003e Eliminates noise before transmission to monitoring systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #005a9c;\"\u003e\u003cstrong\u003eReal-time status reporting enhances system diagnostics.\u003c\/strong\u003e\u003c\/span\u003e Operators receive immediate feedback on de-excitation and crowbar states.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eRelay Electrical Characteristics\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay coil powered from J9 at 125 V DC nominal.\u003c\/strong\u003e Operating range extends from 100 V DC to 140 V DC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay contacts powered from exciter cabinet at 24 V DC.\u003c\/strong\u003e Separate power source ensures clean contact switching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResistive load capacity: 2 A at 28 V DC.\u003c\/strong\u003e Reliable switching for resistive applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInductive load capacity: 1 A at 28 V DC for 7 ms.\u003c\/strong\u003e Handles sudden current changes in inductive circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #005a9c;\"\u003e\u003cstrong\u003eExternal suppression required for relay coil.\u003c\/strong\u003e\u003c\/span\u003e No onboard suppression provided; external transient mitigation protects system components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eOnboard Component Inventory\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeven relays with industry-standard K nomenclature.\u003c\/strong\u003e Includes K53B_C and K53A_M1 relay configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat sink component for thermal management.\u003c\/strong\u003e Dissipates heat from solid-state relay driver.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver fifty capacitors for energy storage.\u003c\/strong\u003e Supports stable operation during transient events.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver one hundred resistors.\u003c\/strong\u003e Metal film and carbon composite types for precision and power handling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated circuits and transistors.\u003c\/strong\u003e Provide logic control and switching functionality.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThree d-shell vertical pin connectors.\u003c\/strong\u003e Eight plug connectors of various sizes for system interfacing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory-installed wire jumpers.\u003c\/strong\u003e Non-customizable, added for initial voltage testing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eMechanical Design and Mounting Features\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll PCB edges drilled with conductive-ringed holes.\u003c\/strong\u003e Ensures reliable grounding and mounting integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo corners of the board clipped away.\u003c\/strong\u003e Facilitates proper alignment within drive assembly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour small notches cut into front edge surface.\u003c\/strong\u003e Purpose-designed for secure installation in EX2100 rack.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNormal PCB coating provides solid base protection.\u003c\/strong\u003e While not conformal, coating shields components from contamination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #005a9c;\"\u003e\u003cstrong\u003eInstallation-minded design simplifies field replacement.\u003c\/strong\u003e\u003c\/span\u003e Notches and drilled holes ensure consistent mechanical fit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eSystem Compatibility and Applications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegral component of EX2100 TMR turbine control system.\u003c\/strong\u003e Produces field excitation current for AC terminal voltage and reactive VA control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports new and retrofit steam turbine generators.\u003c\/strong\u003e Compatible with gas and hydro turbine applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull static excitation control pattern.\u003c\/strong\u003e Provides precise excitation management across diverse generation assets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart of final GE Mark series with Speedtronic technology.\u003c\/strong\u003e Highly sought for repair and continued service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan style=\"color: #005a9c;\"\u003e\u003cstrong\u003eIS200EXHSG3AEC functions as Static Exciter High-Speed Terminal board.\u003c\/strong\u003e\u003c\/span\u003e Critical interface between control logic and high-power excitation components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003ePackaging and Delivery\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEach \u003cstrong\u003eIS200EXHSG3AEC\u003c\/strong\u003e ships in anti-static shielded packaging.\u003c\/strong\u003e ESD foam protects all connectors and components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage includes one GE EXHS relay driver board.\u003c\/strong\u003e No cables, mounting hardware, or software included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect drop-in replacement for existing EXHS modules.\u003c\/strong\u003e Identical form factor and connector layout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWe ship via FedEx, UPS, or DHL.\u003c\/strong\u003e Tracking information provided within 24 hours of dispatch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternational export packaging available.\u003c\/strong\u003e Double-boxed with moisture barrier for air freight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eContact Information\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmail inquiries:\u003c\/strong\u003e \u003ca href=\"mailto:sales@nex-auto.com\"\u003esales@nex-auto.com\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhatsApp support:\u003c\/strong\u003e \u003ca href=\"https:\/\/wa.me\/8615392429628\"\u003e+86 153 9242 9628\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResponse time:\u003c\/strong\u003e Same business day for all technical and commercial questions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between \u003cstrong\u003eIS200EXHSG3AEC\u003c\/strong\u003e and earlier EXHS revisions?\u003c\/strong\u003e\u003cbr\u003eA: G3AEC includes functional revisions A and E with artwork revision C. It is the mature production version with enhanced relay driver firmware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How many relay channels does this board provide?\u003c\/strong\u003e\u003cbr\u003eA: \u003cstrong\u003eIS200EXHSG3AEC\u003c\/strong\u003e features 12 relay channels for driving DC contactors and pilot relays in excitation control applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What voltage does the relay coil require?\u003c\/strong\u003e\u003cbr\u003eA: Relay coil operates at 125 V DC nominal. Acceptable range is 100 V DC minimum to 140 V DC maximum.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this board provide suppression for relay coils?\u003c\/strong\u003e\u003cbr\u003eA: No. Suppression must be supplied externally. The EXHS board does not include onboard transient suppression components.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the K53B_C and K53A_M1 relays used for?\u003c\/strong\u003e\u003cbr\u003eA: These are pilot relays for field flashing relays 53A and 53B. They initiate and control field current establishment in synchronous generators.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I use this board in non-TMR applications?\u003c\/strong\u003e\u003cbr\u003eA: Yes. \u003cstrong\u003eIS200EXHSG3AEC\u003c\/strong\u003e functions in both simplex and TMR EX2100 configurations. Board operation is independent of redundancy level.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the typical lead time for \u003cstrong\u003eIS200EXHSG3AEC\u003c\/strong\u003e?\u003c\/strong\u003e\u003cbr\u003eA: In-stock orders ship within 48 hours. Volume orders typically ship within 5 business days.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Where can I find detailed installation instructions?\u003c\/strong\u003e\u003cbr\u003eA: Refer to GE Industrial Systems manuals and user guides issued with the original product. These contain complete functional and installation information.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePartner:\u003c\/strong\u003e \u003ca rel=\"noopener noreferrer\" href=\"https:\/\/www.autonexcontrol.com\/\" target=\"_blank\"\u003eAutoNex Controls Limited\u003c\/a\u003e – Authorized GE EX2100 parts supplier.\u003c\/p\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":47361081377026,"sku":"IS200EXHSG3AEC","price":774.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7280\/6146\/files\/IS200EXHSG3AEC.jpg?v=1770953274","url":"https:\/\/www.nex-auto.com\/products\/is200exhsg3aec-ge-ex2100-high-speed-relay-driver","provider":"NexAuto Technology Limited","version":"1.0","type":"link"}