Technical specifications
6.3 Technical specifications of 3WA circuit breakers
3WA1 air circuit breaker
Equipment Manual, 02/2023, 92310000002-06
493
Endurance (operating cycles)
Without maintenance ≤ 690 V
Without maintenance ≤ 690 V
Without maintenance ≤ 690 V
Without maintenance ≤ 690 V
≤ 1000 V
4)
Maintenance means: Replace main contacts and arc chutes (see Chapter Inspection and maintenance
(Page 387))
5)
The main contact elements can only be replaced in the factory.
Breaking capacity N and S
6)
Minimum interval time between two operations
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