Siemens UL 1066 Operating Instructions Manual page 270

For frame size III, draw out version:
mechanical interlocking module
2
3
NOTE
Working through step 9, the intermediate shaft must engage in a hole inside the circuit breaker.
Only then it will be possible - working through step 10 - to fit the support for the intermediate shaft in the guide of the side wall.
19 – 9
with ringg
4
8
9
7
5
6
Hold