GE EX2100 用户手册
4-12
••••
Chapter 4 Terminal Board I/O and Equipment Connections
GEH-6632 EX2100 User’s Guide
EXTB G1 - Contactor Mode
5
2
J505
Control Cabinet
M1
Status
J8
J6
M2
Status
KDEP
J12M1
J12M2
P70VM1
P70VM2
P70Vdc
J515
J508
2 1
N
125
P125
P70V
Status
Feedback
70V Ret
3
6
4
1
3
2
4
7
5
8
6
1
9
P125
N125
41 Trip Relays
not present on
G1 and G2 boards
not present on
G1 and G2 boards
41 Close
J9
Bkr
Ct
Bkr
Ct
Bkr. Ct.
To EPBP
J17M2
To EPBP
J17M1
M1 De-Excit.
Status
M2 De-Excit.
Status
Self Firing
5
2
J8
M2 Firing
Command
M1 Firing
Command
3
1
6
4
DEPL
HS-
HS+
Auxiliary Cabinet
2
1
FDI
Generator
Field +
Field +
Generator
Field -
Field -
De-Excitation
EDEX
Converter Cabinet
7
8
7
8
1
2
1
2
4
3
3
4
4
A
B
A
B
P24V
P24V
N24
N24
N125
1
3
2
To
M1
M1
To
M2
M2
To
C
C
P24
COM
N24
P24
COM
N24
1
3
2
(Simplex version is G2)
Conduction
Sense Circuit
Sense Circuit
41A
41B
M1 M2
M2 C
C M1
Figure 4-7. DC Contactor Control and Wiring to De-Excitation Board