Connecting
7.1 Cables and busbars
3VL IEC molded case circuit breakers
94 System Manual, 11/2013, 110 0110 - 02 DS 03
Circuit breaker dimensions
Permissible switching capacity class for U
e
≤ 600 V AC / 500 V DC
• Connecting bar, directly installed
• Insulation 8 mm above phase
barrier and 250 mm from circuit
breaker
•
– Phase barriers
– Terminals with screw
connection
N
H
N
H
L
N
H
L
N
H
L
N N N N
• Connecting bar
• Front connecting bars, standard
• Insulation 8 mm above phase
barrier and 250 mm from circuit
breaker
•
– Phase barriers
– Terminals with screw
connection
– Front connecting bars,
standard
N
H
N
H
L
N
H
L
N
H
L
N N N N