Siemens SENTRON 3WA1 - Page 478

Technical specifications
6.2 Dimension drawings
3WA1 air circuit breaker
476 Equipment Manual, 02/2023, 92310000002-06
Withdrawable circuit breakers
(1)
Horizontal clearance
(2)
Depth clearance
(3)
Vertical clearance
Breaking
capacity
Rated
voltage
U
e
/ Max. U
e
[V]
Vertical clearance (3)
[mm]
Horizontal
clearance (1)
[mm]
Depth
clearance
(2)
[mm]
Closed
panels
Struts /
grids /
perforated
sheets
With arc
chute cover
With arc chute
cover;
against closed
panels
N, S
500 / 525
515
460
461
0
40
0
690 / 725
515
460
461
0
40
0
M
690 / 725
515
510
461
0
40
0
E
690 / 725
560
560
--
1)
0
--
1)
0
1000 / 1050
615
615
0
0
IT system only
N, S, M
500 / 525
550
550
--
1)
0
--
1)
0
E
690 / 725
615
615
0
0
1)
Arc chute cover not permissible