Siemens 3VA1 100 A Manual page 67

Safety clearances between molded case circuit breakers
No minimum clearance needs to be observed between the molded case circuit breakers on
the longitudinal sides (see table above).
The following safety clearances apply to molded case circuit breakers installed directly on
top of each other:
x
①
②
③
④
⑤
⑥
Minimum clearance for 3VA1 molded case circuit breakers:
Minimum clearance for 3VA2 molded case circuit breakers:
3VA molded case circuit breakers
Manual, 04/2015, A5E03603177010-02
See tables below for minimum clearance
Front connection with cable, direct
Front connection with cable lug
Front connection with flat busbar
Rear connection with plug-in base or busbar terminals
Insulation of cable
Insulation of busbar
Description
2.5 Standards and guidelines
67