Vacuum Interrupter (ZKTDW-630/12-20 TYPE)

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Vacuum Interrupter (ZKTDW-630/12-20 TYPE)
Posting date : Aug 03, 2006
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85-
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Vacuum Interrupter (ZKTDW-630/12-20 TYPE) ZKTDtype vacuum switch pipe make insulation shell with high alumina porcelain, outside, cover again in pipe and the insulating material of high-strength ripple form, make medium with high vacuum, thus endure high voltage and minute to break, ability is strong the length of service life , Chu head need not repair , especially because of its electric arc not outside dew, safe reliable advantage, is coal, power, chemical engineering, metallurgy, weaving and high-rise building etc. profession department place extensive adopting. This product matches with suitable hold motivation Gou, may assemble close the business flow out circuit breaker , happen as three-phase exchange , power supply system in distribution and motor concentration control equipment. Technical parameter Specified working voltage 10KV Specified is short endure by time 4S Specified working current 630A Specified work frequency withstand voltage 42KV The specified switched current of short circuit 20KA Impact withstand voltage 75KV Specified short circuit is opened broken frequency 30Frequency Chu head from close force 100+_10N Specified barrier joins current (Peak value )50KA Specified is away from open take off Chu head turn over force 140+_14N Specified current breaks open frequency 1000 times Specified Chu first pressure contact resistance ≤100μΩ Mechanical life 10000Is ten thousands Match to use circuit breaker ZW8-12type Specified is short withstand current 20KA

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