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UHV-420 Vacuum Switch Vacuum Tester-Catalog
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UHV-420 Vacuum Switch Vacuum Tester-Catalog
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Wuhan UHV Power Technology Co.,Ltd.
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Wuhan UHV Power Technology Co.,Ltd. Vacuum circuit breaker is a common method for judging whether the vacuum degree of vacuum tube is degraded or not is the power frequency withstand voltage method. This method is only an arc extinguishing chamber that can judge the degree of vacuum degradation. When the vacuum degree deteriorates to 10-2-10-1 Pa, although the breakdown voltage does not decrease, the arc extinguishing chamber is no longer qualified. The vacuum degree measuring instrument adopts a new type of excitation coil and uses the magnetron discharge method to test the vacuum degree of...
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Wuhan UHV Power Technology Co.,Ltd. Real Picture and Accessories ♦ Website: www.hvtest .cc
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