Siemens SENTRON 3WL10, Manual

Page: 28 / 234

Description
2.3 Basic unit
Air circuit breaker 3WL10
26
Manual, 11/2017, L1V30499596002-01
Breaking capacity B N S
Rated ultimate short-circuit
breaking capacity AC
I
cu
415 / 440 V AC kA 42 55 66
I
cu
500 / 525 V AC kA 42 50 50
I
cu
690 V AC kA — 42 50
Rated service short-circuit
breaking capacity AC
I
cs
415 / 440 V AC kA 42 50 50
I
cs
500 / 525 V AC kA 42 50 50
I
cs
690 V AC kA — 42 50
Rated short-circuit making
capacity AC
I
cm
415 / 440 V AC kA 88 121 145
I
cm
500 / 525 V AC kA 88 105 105
I
cm
690 V AC kA — 88 105
Rated short-time withstand
current
I
cw
1 s kA 42 42 50
I
cw
3 s kA 24 24 36
Break time on opening I < I
cw
ms 40
I > I
cw
ms 25
Rated conditional short-circuit
current of the non-automatic air
circuit breakers
I
cc
500 / 690 V AC kA — 42 50
Mechanical and electrical endurance with regular maintenance in accordance with the
manufacturer's instructions:
Mechanical endurance I
u
≤ 1000 1250
Operating cycles
x 1000
20 20
Frequency Operating cycles/h 60 60
Electrical endurance 440 V Operating cycles
x 1000
8 8
690 V Operating cycles
x 1000
8 6.5
Operating cycles/h 30 30
Dimensions and weights:
Dimensions Fixed breaker H mm 29 1
D mm 183
W 3-pole mm 210
4-pole mm 280
Withdrawable
breaker
H mm 363.5
D mm 271
W 3-pole mm 278
4-pole mm 348
Weight
(with ETU and current sensor)
Fixed breaker 3-pole kg 14
4-pole kg 16
Withdrawable breaker 3-pole kg 38
4-pole kg 43