A1
B1
B
C
D1
D
E1
E2
D2
E3
E
C1
C2
A
D I S T R I B U T I O N S O LU T I O N S
43
4.1.3 Installing the WBC unit cables
a) Open cable door A by unscrewing knurled screws
A1.
b) If necessary, remove the lower front cover by
unscrewing screws C1 and C2.
c) If supplied, remove plate D of the voltage
transformers (VT) by unscrewing screws D1 and
D2 (depend on the type of VT).
d) If supplied, remove surge arrester E by
unscrewing screws E1, E2 and E3.
2) Connect the cables to the circuit busbar.
3) Connect the cable earthing screen beside the
plastic locking devices.
Close the RLC unit cable compartment.
Carry out the same operations in reverse order
to open the RLC unit cable compartment.
Figure 108. RLC unit earthing cable terminals
Figure 107. RLC unit cable terminal connections
Figure 106. Exploded drawing of the cable locking parts
on the bottom of the RLC unit
Figure 109.
(on both sides)
Figure 110.
Figure 111.
