{"product_id":"is200ergth1aaa-ge-mark-vi-exciter-ground-trd-terminal-board","title":"IS200ERGTH1AAA GE  Mark VI Exciter Ground TRD Terminal Board","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE IS200ERGTH1AAA (ERGT)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a critical Exciter Ground TRD (Terminal Board) within the General Electric Mark VI Speedtronic control system. This specialized board facilitates the interface between the excitation system and the ground detection circuitry. It monitors the insulation integrity of the generator field and identifies potential ground faults before they lead to catastrophic equipment failure. We provide this component as a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eunit. By integrating high-impedance sensing paths and localized signal conditioning, the ERGT board provides the Mark VI controller with accurate real-time data regarding the electrical health of the exciter circuit, ensuring the continuous safety and availability of the turbine-generator set.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\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\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\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\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIS200ERGTH1AAA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eControl Series\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMark VI Speedtronic\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBoard Function\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eExciter Ground Detection \/ Terminal Interface\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Channels\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSpecialized for Ground TRD Monitoring\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eHigh-level galvanic isolation for protection\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMounting\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eStandard Mark VI Termination Rack\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eStorage Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-40 to 85 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Brand New Original\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePrecision Ground Fault Detection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe IS200ERGTH1AAA incorporates high-precision resistor bridges designed to detect minute leakage currents to ground. This early detection capability allows operators to identify insulation degradation in the generator field early, preventing high-current faults that could result in costly rotor repairs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRuggedized Signal Conditioning:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGE engineers optimized the ERGT for the high-voltage environment of an excitation system. The board filters out the common-mode noise generated by the thyristor bridges, ensuring that only valid ground fault signals reach the I\/O pack, thereby eliminating nuisance trips caused by electrical harmonics.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDirect Field Termination Architecture:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe board features industrial-grade screw terminals that provide secure, low-resistance connections for field wiring. These terminals simplify the installation process and ensure long-term connectivity in high-vibration power plant environments where loose connections often plague standard electronic interfaces.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFail-Safe Redundancy Support:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIn Triple Modular Redundant (TMR) configurations, the ERGT board supports the fan-out of sensing signals to the R, S, and T control cores. This allows the system to perform a \"two-out-of-three\" vote on ground fault status, significantly increasing the reliability of the protection logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the specific role of the \"TRD\" designation in this board?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe TRD designation typically refers to a specialized termination board that handles specific diagnostic or protection signals—in this case, focusing on the Exciter Ground protection subsystem. It acts as the physical landing point for field cables before the data enters the digital control network.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I replace an earlier ERGTH1A board with the IS200ERGTH1AAA?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The \"AAA\" suffix indicates a fully backward-compatible revision level. This version utilizes updated component selections for enhanced thermal stability and improved mean time between failures (MTBF), making it a superior replacement for older H1 series boards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this board contain active components that require firmware?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The IS200ERGTH1AAA is a passive terminal board. It uses hardware-level circuitry (resistors, capacitors, and isolation components) to condition signals. The actual data processing occurs in the connected Mark VI I\/O pack or processor module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat maintenance is required for the IS200ERGTH1AAA?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eRegular maintenance should include inspecting the terminal screws for tightness and checking the board for signs of thermal stress or dust accumulation. Always ensure the cabinet airflow remains unobstructed to keep the board within its 60 deg C operating limit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":53469847814328,"sku":"IS200ERGTH1AAA","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/IS200ERGTH1AAA_2_1.jpg?v=1778838665","url":"https:\/\/www.globalpetroparts.com\/products\/is200ergth1aaa-ge-mark-vi-exciter-ground-trd-terminal-board","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}