DS200AAHA1	GE Turbine Control	Mark V

DS200AAHA1	GE Turbine Control	Mark V

Home GE Boards & Turbine Control EX2100 & EX2100e Excitation Control IS200EXTBG1A

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IS200EXTBG1A

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Exciter Terminal Board IS200EXTBG1A is an input/output terminal board in the EX2100 series. This model is a redundant control that operates in contactor mode. This board is the first in the EXTB group of boards and will typically handle field flashing and protection functions.

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Part Number: IS200EXTBG1A
SKU: IS200EXTBG1AGBTC

Manufacturer: GE Industrial Systems
Series: EX2100 Excitation Control

Description
Repairs
Warranty
Manuals

IS200EXTBG1A Technical Specifications

Board Description	Exciter Terminal Board
Board Number	EXTB G1
Board Type	Input/Output Terminal Board
Close Relay 41 Used	Yes
Control Mode	Contactor Mode
Power Supply	70 VDC
Redundancy Type	Redundant
Trip Relay 41T Used	No

About the IS200EXTBG1A

The IS200EXTBG1A model is an Exciter Terminal Board that is part of the Input/Output Terminal Board models. The primary function of this board is to support contact inputs, signal conditioning circuits, and pilot relay contact outputs. This model is the first of the board groups, the IS200EXTBG1A model is a redundant control, used in contactor mode. This board will typically be used to handle protection functions as well as field flashing. Three sub-d pin connectors allow for other connections on the board.

The IS200EXTBG1A board is used with the EDEX and EMIO boards, the EDEX board is used to fire SCR de-excitations which the EXTB model controls, but the EMIO board is used to start the de-excitation feature. The EXTB model has to be connected to the EPDM module as it will send power to the EXTB model.

The IS200EXTBG1A board is no longer manufactured by General Electric but can still be found on the market. There are two manuals best used when installing the model, one of the manuals, the GEH-6632 EX2100 Excitation Control User’s Guide is a series manual, while the GEI-100458 manual is a product-specific manual.

Frequently Asked Questions about IS200EXTBG1A

How is the IS200EXTBG1A board used with the EDEX board?

When being used with the EDEX board the EXTB board opens the 41 DC contactors or breakers and then transfers de-excitation signals from the auxiliary contacts to SCR firing circuits on the EDEX model.

How is the IS200EXTBG1A model powered off?

The IS200EXTBG1A model can be powered off by the EPDM model that the EXTB is attached to.

Is there a board that is similar to the EXTB model?

Yes. The EXHS model is the board that is the most similar to the EXTB model. The EXHSG1 and EXTBG1 models both operate in a redundancy mode and both control a contactor field circuit.

Where does the power for the IS200EXTBG1A board come from?

The power for the IS200EXTBG1A model comes from the M1 and M2 power supplies.

Repair Services For IS200EXTBG1A

Type	Lead Time	Price	Action
Repair Service	1-2 weeks	$920

Our highly skilled technicians can repair your IS200EXTBG1A. All of our repairs come with a 3 Year AX Control Warranty. Please contact us for additional information about our repair process. To receive the repair pricing and lead time listed above please process your repair order via our website. The following repair options may be available upon request:

48-72hr Rush Repair
Detailed Repair Reports
AX Control Certificate of Warranty

AX Control Warranty Info

All products we sell are backed by our unparalleled warranty. A warranty certificate will be provided with your order upon request.

All PLCs, HMIs, and Turbine Control Boards:	3 Years
All AC/DC and Servo Drives:	2 Years
All Motors:	1 Year

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