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Normally grounded conductors may be ungrounded and energized when a ground-
fault is indicated. Risk of electric shock.
• Test before touching.
• Work on the Disconnect Unit must be carried out by qualified personnel.
C
B
A
D
Figure 16: Connection of DC cables to busbar with screw terminals
Position
Description
A
Nut ‒ size: M 12
B
Spring washer
C
Washer
D
Screw terminal
E
Busbar
F
Screw head ‒ size: M12
1. Strip the cable by about 1
2. Open the set screw of the terminal completely.
Installation Guide
E
C
B
F
1
⁄
in. (30 mm).
5
6 Electrical connection
A
B C
C
B
DisconACDC_SCUS-IUS103110
F
35
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