Vacuum Interrupter (ZKTJ-250/1140 TYPE)

Quick Detail

Package & Delivery Lead Time

Detailed Description

Vacuum Interrupter (ZKTJ-250/1140 TYPE) ZKTJ type,ZKTD Type porcelain vacuum switch pipe make insulation shell and pipe with high alumina porcelain make medium with high vacuum, thus its volume is little , 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 and metallurgical, petroleum etc. industrial department place extensive adopting. This product matches with suitable hold motivation Gou, may assemble is broken motor high , in the alternating circuit breaker or alternating contactor of low voltage , is used in is high , in the distribution control equipment of low voltage. let remote put through and divide into , transformer / condenser group etc., special suitable composition separate Bao type magnetic force starter. Technical parameter Specified working voltage 1140V Specified working current 250A Specified put through ability 2.5KA,100 Frequency Specified minute break ability 2KA 25 Frequency Limit divides into broken ability 4.5KA,3 Frequency Specified is short withstand current 2KA The specified duration of short circuit 10S Work frequency withstand voltage 10KV Electrical life AC4 6 ten thousands Mechanical life 100 ten thousands Chu head specified is away from open 2.0+_0.2mm Chu head from close force 50+_5N Chu head specified is away from open 65+_6.5N Chu head from close force take off contact resistance ≤120μΩ Chu the first thickness of permissible wear 1mm The biggest quality of switch pipe 0.5Kg Match to use contactor CKJ5-250type

Basic Company Information

Zhejiang ZhengGuang Vacuum Interrupters Co.,Ltd.

Company Advantage

Detail Company Introduction