Siemens SENTRON 3WA1 - Page 441

Technical specifications
6.2 Dimension drawings
3WA1 air circuit breaker
Equipment Manual, 02/2023, 92310000002-06
439
Horizontal connection
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
(4)
Dimension to inside surface of the closed control cabinet door
58 mm
(5)
Mounting holes
∅ 9 mm
(6)
Space for cable harness to electrical auxiliary circuit connections
20 mm
(10)
Circuit breaker in connected position
88.5 mm
(11)
Circuit breaker in test position
121.5 mm
(12)
Circuit breaker in disconnected position
140.5 mm
(15)
Maximum device height
For N, S, M
For E
489 mm
539 mm
(16)
Guide frame upper edge
For N, S, M
For E
460 mm
510 mm
a
Busbar thickness
For N, S
≤ 1000 A AC
≤ 2000 A AC
10 mm
15 mm
For M, E
≤ 2000 A AC
15 mm