{"product_id":"ge-is200ectbg1a-exciter-contact-terminal-board","title":"GE IS200ECTBG1A Exciter Contact Terminal Board","description":"\u003ch2\u003eGE IS200ECTBG1A Exciter Contact Terminal Board\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGE IS200ECTBG1A\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eIS200ECTBG1A\u003c\/strong\u003e terminal board, serves as the primary contact‑I\/O interface used to execute trip‑relay voting and 70 V dc wetted‑input monitoring across EX2100 excitation platforms. It provides Form‑C relay routing, auxiliary‑contact conditioning, and redundant fan‑out to M1, M2, and C controllers.\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\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eIS200ECTBG1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eGE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOrigin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e33.0 cm × 17.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Temp\u003c\/th\u003e\n\u003ctd\u003e-30 to 65 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Consumption\u003c\/th\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCore Performance Indicators\u003c\/th\u003e\n\u003ctd\u003eRedundant‑only ECTB variant; two trip relays (2oo3 voting); four Form‑C general‑purpose relays; 70 V dc wetted auxiliary inputs; 52G\/86G monitoring; three 25‑pin sub‑D connectors (J405\/J408\/J415); TB1\/TB2 removable terminal blocks; surface‑mount construction\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 Licenses\u003c\/h3\u003e\n\u003cp\u003eWithin EX2100 excitation architectures, the ECTBG1A aligns with deterministic backplane timing required for synchronous trip‑relay energization. Its propagation paths maintain stable switching intervals for 2oo3 voting circuits, ensuring predictable relay‑coil activation under redundant M1\/M2\/C control. I\/O density scaling is achieved through fixed relay‑group allocation, while firmware flash compatibility resides entirely at the EMIO controller level; the terminal board itself contains no programmable logic.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the IS200ECTBG1A be inserted or removed while energized?\u003c\/strong\u003e A: No. Terminal boards must be handled only when the associated excitation rack segment is de‑energized to avoid unintended relay actuation or transient loading on the 70 V dc wetting supply.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does the board impose restrictions on auxiliary‑contact wiring?\u003c\/strong\u003e A: Yes. Auxiliary inputs must be connected using proper isolation to maintain the 63–84 V dc wetting range. Incorrect wiring may prevent LED indication or fan‑out to M1\/M2\/C controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the board behave in redundant trip‑relay configurations?\u003c\/strong\u003e A: The board provides fixed electrical routing; redundancy timing and 2oo3 voting behavior are governed by EMIO logic rather than by any internal switching mechanism on ECTBG1A.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMaintain separation between trip‑relay wiring and high‑current turbine‑protection circuits to reduce noise coupling.\u003c\/li\u003e\n\u003cli\u003eVerify correct polarity for the 70 V dc wetting supply from J13M1\/J13M2 before energizing the rack.\u003c\/li\u003e\n\u003cli\u003eEnsure TB1\/TB2 terminal blocks are fully seated and secured with both screws.\u003c\/li\u003e\n\u003cli\u003eBond shielded cables at a single termination point to avoid ground‑loop formation.\u003c\/li\u003e\n\u003cli\u003eInspect sub‑D connectors (J405\/J408\/J415) for proper alignment to ensure deterministic EMIO signal routing.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":48160836026558,"sku":"IS200ECTBG1A","price":320.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/general-electric-is200tvibh2bcc-termination-vibration-board-fw5x3ltncnp.png?v=1759132166","url":"https:\/\/www.autooiltech.com\/es\/products\/ge-is200ectbg1a-exciter-contact-terminal-board","provider":"AutoOilTech Limited","version":"1.0","type":"link"}