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IS200EXIBG1AAA - Excitation Field Ground Detector Board is available in stock which ships the same day.
IS200EXIBG1AAA - Excitation Field Ground Detector Board comes in UNUSED as well as REBUILT condition.
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SPECIFICATIONS:
Part Number: IS200EXIBG1AAA
Manufacturer: General Electric (GE)
Series: EX2100
Product Type: Excitation Field Ground Detector Board
Functional Acronym: EXIB
Application: Exciter Bridge
Drive Compatibility: 3300 V and 6600 V drive versions
Primary Functions: Current feedback
Heat Dissipation: 16 heatsinks
Transformers: 6
Coil Inductors: 2
Test Points: 47 diagnostic test points
Connectors: 10 plug connectors and 9 stab-on connectors
Resistor Networks: 5
Mounting: Four corner-drilled mounting holes
PCB Coating: Normal coating
Availability: In Stock
Repair Lead Time: Subject to evaluation
Documentation Reference: GEI-100448
IS200EXIBG1AAA is an Excitation Field Ground Detector Board designed and manufactured by General Electric as part of the EX2100 Series used in GE Excitation Control Systems. The EXIBG1AAA board provides current feedback and AC/DC voltage feedback to the associated control circuitry. It also supports SCR gating and detects metal oxide varistor (MOV) fuse loss, helping the control system identify protection-related conditions within the exciter bridge. The EXIB board provides current feedback and AC/DC voltage feedback to the associated control circuitry. It also supports SCR gating and detects metal oxide varistor (MOV) fuse loss, helping the control system identify protection-related conditions within the exciter bridge. The board contains multiple heat sinks and power-related components designed to support operation in the exciter bridge interface application. Its diagnostic architecture includes 47 test points, providing access to I/O signals, gate-current amplifier signals, and power-supply signals for troubleshooting and maintenance.
INSTALLATION:
The module is designed for secure mounting within the Mark VI Excitation Control Cabinet. Connections are made via multi-pin connectors to interface with other excitation system boards. During installation, proper grounding and alignment must be ensured, and the environment should be free from excessive heat, dust, and moisture. Handling should follow standard ESD precautions to prevent damage to internal circuitry. After installation, initial configuration and testing should be performed through the control system to verify communication and operational readiness.
OPERATION:
The EXIBG1AAA module transmits firing commands from the controller to the power bridge while receiving continuous feedback on current, voltage, and bridge health. It detects abnormal conditions such as overcurrent, voltage irregularities, or feedback loss, and reports these to the control processor for immediate corrective action. By maintaining accurate communication between the control electronics and the exciter bridge, the module ensures stable voltage regulation, smooth generator performance, and reliable system protection.
WHY BUY FROM WOC
World of Controls maintains an extensive global inventory of genuine OEM replacement parts for GE EX2100, EX2100e, and Speedtronic control systems. The Exciter Interface Board is available in UNUSED surplus and professionally REBUILT conditions, backed by full warranty coverage. Every unit is inspected and bench-tested by experienced technical personnel to verify attenuation accuracy, channel isolation, signal paths, and voltage tolerances prior to dispatch. We also offer fast repair and exchange services to help plant managers eliminate unnecessary downtime and maintain steady power generation operations. Contact our sales team today to request a quote, check live availability, or arrange immediate worldwide shipping.
What is GE IS200EXIBG1AAA?
The GE IS200EXIBG1AAA is an Exciter Bridge Interface Board used in GE Mark VI-related Innovation Series drive applications. It provides interface functions between the exciter bridge and the EXIC Exciter Control Interface Card, including current feedback, AC/DC voltage feedback, SCR gating, and MOV fuse-loss detection.
How does the Excitation Field Ground Detector Board detect field ground faults?
The board injects a low-frequency AC/DC signal into the generator field circuit and measures return leakage current. When insulation breakdown occurs, ground current increases, enabling the board to detect both low-resistance and high-resistance ground paths.
What happens when the Excitation Field Ground Detector Board detects a low field insulation condition?
When ground resistance drops below preset levels, the board signals the primary EX2100 control processor. Depending on system programming, the controller raises an HMI alarm for minor leakage or trips the generator field breaker if a severe fault is detected.
Why is field ground detection important in a generator excitation system?
Field ground monitoring helps identify unwanted electrical paths between the generator field circuit and ground. Detecting insulation problems early can assist maintenance teams in investigating potential excitation-system faults and protecting generator operation.
What is the difference between field ground detection and general excitation monitoring?
Field ground detection specifically focuses on identifying unintended electrical connections between the excitation field circuit and ground, while general excitation monitoring can include broader measurements and operating conditions within the generator excitation system.
Where can I get technical support for IS200EXIBG1AAA?
World of Controls provides technical support, repair, replacement, and exchange services for GE excitation and control boards. Contact the WOC team with the complete part number for compatibility and service assistance.
