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Technical specifications
8.1
Technical data 3WL10
3WL10 air circuit breaker
Breaking capacity
Number of poles
Rated current
Rated operational voltage
Rated insulation voltage
Rated impulse withstand voltage
Current-carrying capacity of the neutral pole for
4-pole circuit breakers
Rated ultimate short-circuit breaking capacity
Rated service short-circuit breaking capacity
Rated short-circuit making capacity
Rated short-time withstand current
Break time
Rated conditional short-circuit current of the non-
automatic air circuit breakers
Dimensions and weights, see Chapter Technical overview (Page 34).
8.2
Technical specifications - 3VA27
3VA27 molded case circuit breakers
Breaking capacity
Number of poles
Rated operational current
Rated operational voltage
3VA27 molded case circuit breakers & 3WL10 air circuit breakers
Equipment Manual, 10/2023, L1V30499596002-03
I
40 °C
n
U
AC (50/60 Hz)
e
U
AC (50/60 Hz)
i
U
imp
I
415 V AC
cu
500 V AC
690 V AC
I
415 V AC
cs
500 V AC
690 V AC
I
415 V AC
cm
500 V AC
690 V AC
I
1 s
cw
3 s
I < I
cw
I > I
cw
I
cc
I
40 °C
n
U
AC (50-60 Hz)
e
B
N
3, 4
A
630, 800, 1000, 1250
V
Up to 690
V
1000
kV
12
% I
100
n
kA
42
55
kA
42
50
kA
—
42
kA
42
50
kA
42
50
kA
—
42
kA
88
121
kA
88
105
kA
—
88
kA
42
42
kA
24
24
ms
40
ms
25
kA
—
42
M
H
3, 4
A
630, 800, 1000, 1250
V
690
8
S
66
50
50
50
50
50
145
105
105
50
36
50
C
207
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