Connecting
7.1 Cables and busbars
3VL IEC molded case circuit breakers
System Manual, 11/2013, 110 0110 - 02 DS 03
97
Circuit breaker dimensions
Permissible switching capacity class for U
e
≤ 690 V AC / 600 V DC
• Cable with cable lug
• Front connecting bars, standard
• Insulated up to the circuit
breaker
•
– Standard terminal cover
– Terminals with screw
connection
– Front connecting bars,
standard
N
H
N
H
L
N
H
L
N
H
L
N
H
L
N
H
L
N
H
L
Not
appli-
cable
• Cable with cable lug
• With extended connection cover
•
– Extended terminal cover
– Terminals with screw
connection
N
H
N
H
L
N
H
L
N
H
L
N
H
L
N
H
L
N
H
L
N
H
L
• Connecting bar, directly installed
• Insulation 250 mm from the
circuit breaker
•
• Standard terminal cover
• Terminals with screw connection
N
H
N
H
L
N
H
L
N
H
L
N
H
L
N
H
L
N
H
L
N
H
L