Siemens SENTRON 3WA1 - Page 451

Technical specifications
6.2 Dimension drawings
3WA1 air circuit breaker
Equipment Manual, 02/2023, 92310000002-06
449
Front connection (double hole)
The broken blue contour on the side corresponds to the 4-pole version.
All dimensions in [mm].
(1)
Grooves (4 mm wide, 5 mm deep) for supporting phase barriers in the system
(5)
Fixing points for mounting the circuit breaker in the system (grid size in mm) 4 x M8 screw nut (150) and
4 x ∅ 9 (110)
c
Busbar thickness
For S, M, H,
D, E
≤ 2000 A AC/DC
≤ 2500 A AC
≤ 3200 A AC /
4000 A DC
10 mm
20 mm
20 mm
d
Clearance
For S, M, H,
D, E
≤ 2000 A AC/DC
≤ 2500 A AC
≤ 3200 A AC /
4000 A DC
34 mm
39 mm
39 mm