Description
The GE IS200EAUXH1A Exciter Auxiliary Interface Board is a critical component of the EX2100e Excitation Control System, designed to manage auxiliary functions and signal conditioning between the UCSx controller and various excitation modules. It supports high-speed serial link (HSSL) communication and interfaces with contactors, field flashing relays, crowbar circuits, and ground detection systems, ensuring precise control and protection in generator excitation environments.
Technical Specifications
| Parameter |
Specification |
| Manufacturer |
GE |
| Series |
EX2100e Excitation Control System |
| Part Number |
IS200EAUXH1A |
| Description |
Exciter Auxiliary Interface Board |
| Input Voltage |
24 Vdc |
| Current |
1 A |
| Dimensions |
330 mm × 178 mm × 35 mm |
| Weight |
0.6 kg |
| Contact Wetting |
125 Vdc (from M1/M2 power supplies) |
| Interface Protocol |
HSSL |
| Compatible Modules |
EXAM, EDEX, CSLA, EAUD daughterboard |
| Signal Types |
Field voltage/current, AC bridge input, ground detection, crowbar status |
Key Features
-
Interfaces with 41DC contactors, 53A/53B field flashing relays, and 86G contact input
-
Supports crowbar and de-excitation signal conditioning from EDEX
-
Enables field ground detection via EXAM module and nine-conductor cable
-
Accepts EAUD daughterboard for high-speed contactor interface conversion
-
Communicates with M1, M2, and CSLA control boards through HSLA modules
-
Provides 125 Vdc wetting power for contact inputs from internal power supplies
-
Compact 330 × 178 × 35 mm board fits standard excitation cabinets
-
Ideal for generator excitation systems requiring robust auxiliary control
