Exciter Terminal Interface Board | IS200ECTBG1ADE GE Mark VI
Manufacturer: GE Fanuc
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Part Number: IS200ECTBG1ADE
Condition：New with Original Package
Product Type: Exciter Control Terminal Board
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
Product Overview
The IS200ECTBG1ADE (functional acronym ECTB) is an authoritative Exciter Control Terminal Board developed by GE Fanuc for the Mark VI Speedtronic turbine control system. This module serves as the critical physical interface between the high-speed exciter control electronics and external field devices. It is a mechanical necessity for signal routing, conditioning, and protective connections within the excitation subsystem. Engineered for the demanding environments of power generation and heavy industry, the IS200ECTBG1ADE manages the distribution of feedback signals, trip commands, and sensor inputs, ensuring that the generator field remains under precise control during all phases of turbine operation.
Detailed Technical Specifications
| Attribute | Details |
| Manufacturer | GE Fanuc / General Electric |
| Model Number | IS200ECTBG1ADE |
| Series | Mark VI Speedtronic |
| Functional Acronym | ECTB |
| Product Type | Exciter Control Terminal Board |
| Input Signals | Exciter feedback, trip commands, sensor inputs |
| Output Signals | Field control signals, protective trip outputs |
| Protection | Integrated surge suppression and galvanic isolation |
| Logic Voltage | 24 VDC ±10% (via system backplane) |
| Wiring Interface | Multiple high-density terminal blocks |
| Operating Temp | -40 °C to +70 °C (-40 °F to 158 °F) |
| Humidity | 5% to 95% non-condensing |
| Form Factor | Standard Mark VI Terminal Board (266 × 197 mm) |
| Weight | 0.8 kg |
Engineering and Operational Guidelines
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Signal Interfacing Expertise: The IS200ECTBG1ADE acts as the primary junction point for exciter-related field wiring. This expertise ensures that low-voltage control signals are properly routed to the VME processors while maintaining clear separation from high-current field excitation paths.
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Protective Surge Suppression: To ensure long-term reliability in power plant environments, this board features authoritative surge suppression circuitry. This prevents electrical transients from external field devices from reaching and damaging the sensitive processor cards in the Mark VI rack.
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Simplified Field Maintenance: The terminal block design of the IS200ECTBG1ADE is a trustworthy solution for maintenance engineers. It allows for direct signal probing and simplified replacement of field-side cables without disturbing the internal VMEbus connections.
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Integrated Fault Detection: The board supports integrated diagnostic monitoring. This allows the Mark VI system to detect open circuits or shorted wiring in the excitation loop, providing immediate alerts to the operator to prevent nuisance trips or equipment damage.
Technical FAQ
Q: Does the IS200ECTBG1ADE require a specific VME card to function?A: Yes. The IS200ECTBG1ADE typically works in conjunction with an exciter main control board (such as the EMCS board). The terminal board handles the field-side physical connections, while the VME card handles the digital processing and logic execution.
Q: What is the significance of the "G1ADE" revision?A: The "G1ADE" suffix specifies the hardware group and functional revision level. In the Mark VI system, matching the revision level is an engineering best practice to ensure compatibility with existing mounting standoffs and signal pinouts within your specific excitation cabinet.
Q: Can this terminal board handle high-voltage excitation field current directly?A: No. The IS200ECTBG1ADE is a control-level interface. High-voltage field current is managed by the power bridge components; this board handles the pilot signals, feedback, and control logic that govern those power components.