Siemens SENTRON 3WA1 - Page 296

Accessories
4.5 Accessories for main connections
3WA1 air circuit breaker
294 Equipment Manual, 02/2023, 92310000002-06
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 Horizont
al
Front Flange vertical
on top /
horizont
al at the
bottom
horizont
al on top
/ vertical
at the
bottom
flange
on top
/
horizon
tal at
the
bottom
horizon
tal on
top /
flange
at the
bottom
25 kA @
600 V DC
D
1000
✓
✓
✓
✓
✓
✓
✓
✓
2000
✓
✓
✓
✓
✓
✓
✓
✓
4000
✓
✓
--
✓
✓
✓
✓
✓
20 kA @
1000 V DC
E
1000
✓
✓
✓
✓
✓
✓
✓
✓
2000
✓
✓
✓
✓
✓
✓
✓
✓
4000
✓
✓
--
✓
✓
✓
✓
✓
20 kA @ 15
00 V DC
E
1000
✓
✓
✓
✓
✓
✓
✓
✓
2000
✓
✓
✓
✓
✓
✓
✓
✓
4000
✓
✓
--
✓
✓
✓
✓
✓
3WA1 circuit breakers / non-automatic circuit breakers - size 3 fixed-mounted
Short-
circuit
breaking
capacity
I
cu
= I
cs
Rated
short-
circuit
breaking
capacity
class
I
n
[A]
Vertical Horizont
al
Front Flange vertical
on top /
horizont
al at the
bottom
horizont
al on top
/
vertical
at the
bottom
flange
on top
/
horizon
tal at
the
bottom
horizon
tal on
top /
flange
at the
bottom
100 kA @
500 V AC
H
4000
✓
✓
✓
✓
✓
✓
✓
✓
5000
✓
✓
--
--
✓
✓
--
--
6300
✓
--
--
--
--
--
--
--
150 kA @
500 V AC
1)
C
4000
✓
✓
--
--
✓
✓
--
--
5000
✓
✓
--
--
✓
✓
--
--
6300
✓
--
--
--
--
--
--
--
85 kA @
690 V AC
85 kA @
1000 V AC
50 kA @
1150 V AC
E
4000
✓
✓
--
--
✓
✓
--
--
5000
✓
✓
--
--
✓
✓
--
--
6300
✓
--
--
--
--
--
--
--
1)
130 kA for 4-pole circuit breakers/non-automatic circuit breakers