Application planning
4.1 Types of installation and installation locations
3VA27 molded case circuit breakers & 3WL10 air circuit breakers
Manual, 10/2018, L1V30499596002-01
149
2 circuit breakers per panel width section in the switchboard
Circuit breaker power with rear terminals for main circuit connec-
tion
Horizontally oriented
Vertically oriented
I
u
[A]
Busbar
connection
[mm]
Com-
part-
ment
Ambient temperature
Ambient temperature
35 °C
45 °C
55 °C
35 °C
45 °C
55 °C
630 2 x 40 x 5
2
630 A
630 A
630 A
630 A
630 A
630 A
1
630 A
630 A
630 A
630 A
630 A
630 A
800 2 x 50 x 5
2
800 A
800 A
800 A
800 A
800 A
800 A
1
800 A
800 A
800 A
800 A
800 A
800 A
1000 2 x 50 x 10 /
2 x 50 x 8
1)
2
1000 A
960 A
920 A
1000 A
1000 A
970 A
1
970 A
930 A
900 A
1000 A
1000 A
950 A
1250 2 x 50 x 10 /
2 x 50 x 8
1)
2
1250 A
1200 A
1140 A
1250 A
1250 A
1200 A
1
1200 A
1150 A
1100 A
1250 A
1250 A
1150 A
1)
Horizontally oriented: 2 x 50 x 10 mm / vertically oriented: 2 x 50 x 8 mm
You will find information about the terminals used in Chapter Accessories for connection and
insulation (Page 93).
All other types of connection described (fixed-mounted and withdrawable) can be assumed
analogously with the horizontal rear terminals.
