Siemens SENTRON 3VL160X System Manual page 83

Safety clearances between molded case circuit breakers
Minimum clearance to be maintained between two molded case circuit breakers installed
immediately above one another with different connection methods.
A
B
C
D
①
②
Figure 6-4
Table 6- 4
Molded case circuit
breaker type
Switching capacity
x ≤ 690 V
3VL IEC molded case circuit breakers
System Manual, 11/2013, 110 0110 - 02 DS 03
Font connection with cable, direct
Front connection with cable lug
Front connection with flat connecting bar
Rear connection with plug-in base or busbar terminals
Insulation
Insulation of busbar
Table of different connection types
Safety clearances to be maintained between molded case circuit breakers
VL160X
N, H
VL160 VL250 VL400
N, H, L
160 mm
Installing/mounting
6.2 Mounting and safety clearances
VL630 VL800 VL1250
N, H, L
200 mm
VL1600
83