GE EX2100 - DC Field Circuit Contactor and Control Board

4-10
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Chapter 4 Terminal Board I/O and Equipment Connections GEH-6632 EX2100 User’s Guide
41A
41B
J2/3M
FILT1
1
2
3
4
3
4
To Bridge 2
41A
To Bridge 2
SCR1
SCR4
SCR2
SCR5
SCR3
SCR6
41B
J1
J2 J5
J3
J6
J4
Generator Field -
Auxiliary Cabinet
Generator
Field +
2
1
+ -
BK WH
53B (Y)
53B (W)
Field
Flash
De-Excit.
HS +
FDI-1
TB1-2
TB1-1
Shaft
Voltage
J505
J508
J515
EXTB
Control Cabinet
K41_M1
K41_M2
K41_M2
K41_M1
K41_C
K41_C
Feedback
70V
Return
J6
9
1
2
3
J505
J508
J515
EMIO
C
M2
M1
EMIO
EMIO
Control Rack
P70V
EISB M1
Auxiliary Cabinet
21
P1
E1
VCO
VCO
EDCF-1
2
1
P2
P24VDC
-
+
+ -
BK
BK
WH
VFOF
CFOF
Volts
Current
Control Cabinet
Generator
Field
Duplex Fiber-
Optic Link
2
1
PSM1
Voltage
Current
PPT
Scaling
Shunt (mv)
L1
L2
L3
Dc
Shunt
N125
P125
Figure 4-6. DC Field Circuit Contactor and Control Board