L&T Electrical & Automation GIS GV3N, Руководство по эксплуатации и техническому обслуживанию

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VACUUM CIRCUIT BREAKER
Operation & Maintenance Manual 06
3.5 - Standard Wiring Diagram
Figure 3.5 - VCB Wiring Diagram
+VE
ON P/B
H P3 LS
LS
C
C
LS
11
2
LS
C
b1
12
Y-b
Y-b R4 R4
R3 X-b C
5
D3
D4
CC
4
D6
7
D5
1
N1 N3
- VE
-- CONTROL
CARD
F
X-a
M
9
C
X-b
R1 R1
17
X-a
D1
X D2
8
N2 N4 A03 A04 A05 B02 B03 B04 B05
a3 a4 a5 b2 b3 b4 b5 a2 a1
A3 A4 A5 B2 B3 B4 B5 K2 HT2 K HT
+ VE + VE
ON P/B ON P/B
Y
TC1 TC2
- VE
LEGEND DESCRIPTION
Y
Y-b
X
X-a
X-b
TC1
M
CC
AUX. RELAY
Y RELAY N/C CONTACT
CONTROL RELAY
X RELAY N/O CONTACT
X RELAY N/C CONTACT
CLOSING COIL
TRIPPING COIL 1
SPRING CHARGING MOTOR
b
C
a BKR. AUX. CONTACT - N/O
BKR. AUX. CONTACT - N/C
CAPACITOR
DIODES
RESISTORS
FUSE
LEGEND DESCRIPTION
D1 - D6
R1 - R4
F
LS LIMIT SWITCH CONTACT CHANGES OVER
WHEN SPRING IS FULLY CHARGED.
TC2 TRIPPING COIL 2