IS200EXAMG1AAB-3 IS200EXAMG1AAB-2 IS200EXAMG1AAB-1

Engineered for precision excitation control, the GE IS200EXAMG1AAB Exciter Attenuation Module is a critical component within the EX2100 series, designed to ensure safe and stable turbine generator operation. Acting as a bridge between high-voltage field signals and control systems, this module delivers accurate attenuation and reliable ground detection. Its robust design makes it highly suitable for mission-critical power generation environments where consistency and protection are paramount.

Technical Specifications

Parameter	Specification
Manufacturer	General Electric (GE)
Model Number	IS200EXAMG1AAB
Module Type	Exciter Attenuation Module
Series	EX2100 Excitation Control
I/O Channels	13 Channels
Power Supply	24 V DC
AC Input Frequency	Up to 480 Hz
Operating Temperature	0°C to 40°C
Control Output	±10 VDC, 4–20 mA
Dimensions	230 × 191 × 30 mm
Weight	Approx. 0.46 kg
Installation	Rack-mounted (HVI module)
Communication	Fiber-optic interface

Compatible / Related Modules

For optimal system performance, the following modules are typically used alongside this unit:

IS200EGDM Exciter Ground Detector Module
IS200EPBP Exciter Power Backplane
IS200DSPX Control Board
IS200EXAMG1A (earlier revision)

Widely Used GE Control Modules

Within GE turbine and automation ecosystems, these models are frequently selected:

IS200EGDM Module
IS215UCVEM06A Controller
IS200DSPXH1D Processor Board
IS200EPDMG1B Power Distribution Module
IS220PDIAH1A I/O Pack

Industrial Applications

This module is purpose-built for high-demand environments where excitation control accuracy is essential:

Gas and steam turbine control systems
Power generation plants
Oil & gas processing facilities
Heavy industrial automation
Generator protection and monitoring systems

Key Benefits

The IS200EXAMG1AAB delivers a compelling combination of safety, reliability, and operational efficiency:

Accurate attenuation of high-voltage signals for safe processing
Seamless integration with EX2100 excitation systems
Enhanced generator protection through ground fault detection
Stable performance in redundant (TMR) configurations
Durable PCB coating for industrial environments
Fiber-optic communication for high-speed, noise-resistant data transfer

Technical FAQs

What is the primary function of this module?
It attenuates high-voltage signals and enables ground fault detection in excitation systems.
Which system is it designed for?
It is specifically designed for GE EX2100 excitation control systems.
Does it require additional modules to function?
Yes, it typically works with the IS200EGDM module for ground detection.
What type of installation does it use?
It is rack-mounted within the High Voltage Interface (HVI) module.
Can it operate in redundant systems?
Yes, it supports dual and triple modular redundancy (TMR).
What is the voltage handling capability?
It processes field voltages ranging from low to high levels through attenuation.
How does it communicate with the system?
Via a fiber-optic link to the controller for monitoring and alarms.
What is the operating temperature range?
It operates reliably between 0°C and 40°C.
Is the module suitable for harsh environments?
Yes, its coated PCB design enhances durability.
What industries benefit most from this module?
Power generation, oil & gas, and heavy industrial sectors rely heavily on it.