Siemens 3VA1 100 A Manual page 287

When a sliding bar interlock between three 3VA molded case circuit breakers is locked by
padlocks, the following combinations of handle position are possible:
Installation of other accessories
When the front sliding bar is fitted, some other accessories cannot be installed, see chapter
Possible combinations of of accessories (Page 142).
3VA molded case circuit breakers
Manual, 04/2015, A5E03603177010-02
Accessories
4.7 Locking and interlocking
287