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See ZW7 circuit breaker common fault treatment
Time：2019-10-16 12:19:49 Hits：2
With the wide application of ZW7 vacuum circuit breaker, many 10 kV low-oil circuit breakers have been replaced by vacuum circuit breakers. Due to different manufacturers, part of the vacuum circuit breaker performance is better, maintenance, maintenance workload is small, high power supply reliability; There are also some vacuum circuit breaker performance is poor, there are more problems; There are some vacuum circuit breaker defects are very serious, easy to cause the accident grade, leading to a large area of power failure.
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