3WL Air Circuit Breakers
43
Siemens · 2009
3WL Air Circuit Breakers/Non-Automatic Air Circuit Breakers up to 6300 A (AC)
Project planning aids
Size II, up to 4000 A, fixed-mounted version, 3- and 4-pole
1) Mounting space for removal of the arc chutes.
2) Arc quenching space, "≤ 690 V" circuit breaker facing grounded or non-
conductive surfaces.
11) Terminal face.
For safety clearances to grounded parts and to live parts see
page 38.
For more connection options see previous page.
Vertical connection 4000 A
200
130
200
10
20
NSE0_01868
142
162
30
30
85 Nm
11)
40
100
1)
2)
345,5
79,5
Ø
13,5
461,5
541,5
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