Siemens SINAMICS S120 Manual page 111

Loosen the DC link screws at the right-hand end
of the left module, and at the left-hand end of the
adjacent module.
Screw the DC link busbar screws tight: Starting
from the left at the lower DC link busbar, and then
from the left at the upper DC link busbar.
Tightening torque: 1.8 Nm (16 lbf in)
Power Units in Booksize C/D-Type Format
Manual, 12/2018, 6SL3097-5AC20-0BP0
6.6 Electrical connection
Always connect the lower DC link busbars first
and then the upper DC link busbars. To do this,
turn over the DC link bridge.
Fit the 24 V jumper plugs
onto the 24 V busbars. Press the 24 V jumper
plugs until they latch into position.
Remove the side covers from the DC link protec-
②
tive cover .
Cabinet design
①
from the terminal kit
109