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EX2100 User’s Guide GEH-6632 Chapter 2 Functional Description

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2-3

Exciter Configurations

EX2100 Exciters can be supplied with single or redundant control, and with single or

redundant bridges. Variations of the single control type are shown in Figure 2-1.

Simplex Control with

Parallel PCMs

Control with

I/O and

Operator

Keypad

Simplex Control with

Single PCM

Control with

I/O and

Operator

Keypad

PCM

Figure 2-1. Simplex Control Configurations

1 2 ... 18 19 20 21 22 23 24 25 26 27 28 ... 117 118

Excitation Control 1
Safety Symbol Legend 5
Reader Comments 7
GE Industrial Systems 8
Contents 9
Chapter 1 Equipment Overview 13
System Overview 14
Hardware Overview 17
Software Overview 18
Technical Characteristics 18
Related Documents 20
How to Get Help 20
Introduction 21
Exciter Hardware 22
Exciter Configurations 23
Power Conversion Cabinet 25
Current Shunt 26
Cooling Fan Assembly 27
Auxiliary Cabinet 28
Shaft Voltage Suppressor 29
Field Flashing Module 29
High Voltage Interface – HVI 29
Diagnostic Interface (Keypad) 30
Control Module 31
Simplex Control System 32
Redundant Control System 33
Control Power Supplies 34
Detector Modules 36
Exciter Software 37
Figure 2-10. Control Scheme 38
Auto Reference – AUTO REF 40
AVR Setpoint – EXASP 40
Manual Reference – MANUAL REF 41
Power System Stabilizer – PSS 42
Operator Interface 43
Overview 45
Control Boards 46
ACLA Board 48
EISB Board 48
EMIO Board 48
ESEL Board 48
I/O Terminal Boards 49
EDCF Board 50
EACF Board 50
EGPA Board 51
EXCS Board 51
EDEX Board 51
EGDM Module 51
EXAM Module 52
Power Supply Boards 53
DACA – Ac to Dc Converter 54
Related Board Publications 55
Equipment Connections 57
I/O for an excitation system 58
Analog Input 59
Customer Contact I/O 60
ECTBG2 (Simplex) 61
Power Supply Inputs 62
Exciter Internal I/O 64
Field Current Feedback 65
Field Voltage Feedback 65
De-Excitation 67
Field Ground Detector 70
Field Flashing 72
Data Highway Connections 75
EX2100 Excitation Control 78
Reading the Display 81
- CONTRAST ADJUSTMENT 83
HOLD UP ARROW TO INCREASE 83
HOLD DOWN ARROW TO DECREASE 83
Press ESCAPE to Continue 83
Status Screen 84
SELECTED FAULT - PRESS 86
Low AC V, B 86
006:40:11.008 86
Parameter Backup 87
Save Parameters to Backup 87
-- WARNING 88
Protecting the Keypad 90
Incorrect password! 91
Press Any Key to Continue 91
Identifying the Part 94
Order Specific Assemblies 95
Common Assemblies 95
Components 95
Warranty Terms 96
How to Order Parts 97
Appendix B Ratings and 99
Specifications 99
Glossary of Terms 103
*(,QGXVWULDO6\VWHPV 118

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