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  • No : 22347
  • Release Date : 2018/08/31 14:33
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Test button

How does a test button of earth leakage circuit breaker operate?
Category : 

Answer

The push button is used for testing whether it definitely trips when an earth leakage current occurs. At this test, a Leakage Display button will be come out by earth leakage current operation. For this operation, you need to apply voltage between power supply (upstream) terminals in order to test whether it electrically trips.
Product Name
Earth Leakage Circuit Breakers
Series
WS-V
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