Siemens SENTRON 3KC0 Manual page 51

Procedure for sizes 3 and 4
Hazardous voltage!
All bolts must have the correct orientation: The nuts must be positioned on the outside of
the transfer switching equipment.
Mount the cable lugs or busbars:
1. Insert both bolts from the center.
2. Secure each connection with 1 bolt, 1 washer, and 1 nut on the cable lug or busbar.
Size of transfer switching
equipment
3
4
Procedure for size 5
Hazardous voltage!
All bolts must have the correct orientation: The nuts must be positioned on the outside of
the transfer switching equipment.
3KC0 manual transfer switching equipment
Manual, 09/2018, L1V30368969105-01
WARNING
WARNING
Tightening torque
(Nm)
30 ... 44
50 ... 75
Connection
6.2 Connecting to the circuit
Width across flats for wrench
(mm)
16
18
49