Siemens SENTRON 3WA1 - Page 286

Accessories
4.5 Accessories for main connections
3WA1 air circuit breaker
284 Equipment Manual, 02/2023, 92310000002-06
3WA1 circuit breakers / non-automatic circuit breakers - size 2
Short-
circuit
breaking
capacity
I
cu
= I
cs
Rated short-
circuit
breaking
capacity
class
I
n
[A]
Vertical Horizontal Front vertical on
top /
horizontal at
the bottom
horizontal
on top /
vertical at
the bottom
66 kA @
500 V AC
S
2000
✓
✓
✓
✓
✓
2500
✓
✓
✓
✓
✓
3200
✓
✓
✓
✓
✓
4000
✓
--
--
--
--
85 kA @
500 V AC
M
2000
✓
✓
✓
✓
✓
2500
✓
✓
✓
✓
✓
3200
✓
✓
✓
✓
✓
4000
✓
--
--
--
--
100 kA @
500 V AC
H
2000
✓
✓
✓
✓
✓
2500
✓
✓
✓
✓
✓
3200
✓
✓
✓
✓
✓
4000
✓
--
--
--
--
130 kA @
500 V AC
C
2000
✓
✓
--
✓
✓
2500
✓
✓
--
✓
✓
3200
✓
✓
--
✓
✓
4000
--
--
--
--
--
85 kA @
690 V AC
85 kA @
1000 V AC
50 kA @
1150 V AC
E
2000
✓
✓
✓
✓
✓
2500
✓
✓
✓
✓
✓
3200
✓
✓
✓
✓
✓
4000
✓
--
--
--
--
3WA1 non-automatic circuit breakers for DC - size 2
Short-
circuit
breaking
capacity
I
cu
= I
cs
Rated short-
circuit
breaking
capacity
class
I
n
[A]
Vertical Horizontal Front vertical on
top /
horizontal at
the bottom
horizontal
on top /
vertical at
the bottom
25 kA @
600 V DC
D
1000
✓
✓
✓
✓
✓
2000
✓
✓
✓
✓
✓
4000
✓
✓
--
✓
✓
20 kA @
1000 V DC
E
1000
✓
✓
✓
✓
✓
2000
✓
✓
✓
✓
✓
4000
--
20 kA @ 150
0 V DC
E
1000
✓
✓
✓
✓
✓
2000
✓
✓
✓
✓
✓
4000
✓
✓
--
✓
✓