Siemens SINAMICS S120 Manual page 136

DC Link Components
4.2 Chassis
Installing the Braking Module
The steps for the installation procedure are numbered in accordance with the diagrams in
front of them.
1. Unscrew the 2 M6 screws from the front cover and lift off the cover.
2. Unscrew the 2 screws from the upper cover plate.
Unscrew the 1 M6 nut on the left-hand side.
Remove the left-hand cover.
3. Unscrew the 4 screws from the upper cover plate.
Unscrew the 3 screws from the rear cut-out sections.
Remove the top cover.
4. Unscrew the 3 screws for the blanking plate.
Remove the plate.
5. Insert the Braking Module where the cover used to be and secure it using the 3 screws
(step 4).
6. Secure the connection cable to the DC link with 2 screws (Braking Module connection)
and 2 nuts (DC link connection).
Carry out the subsequent steps in reverse order from steps 1 – 3.
An opening above the connections for the braking resistor (R1, R2) is provided in the cover
for connecting the cable to the braking resistor.
Note
You must observe the specified tightening torques.
136
Manual, (GH6), 07/2007 Edition, 6SL3097-2AL00-0BP2
AC Drive