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ZN28 VS1 20/24kv vacuum interrupter in circuit breaker 208D

Basic Info

Model No.: ZN28 VS1

Product Description

ZN28 VS1 20/24kv Vacuum Interrupter in circuit breaker 208D



Vaccum Interrupter



Main techical data:  
Rated Voltage:   12kv
Rated current:   630A/1250A
Rate frequency:   50Hz
Rated short-time power frequency withstand voltage(1min)   42kv
Rated lighting implus withstand current 75kv
Rated short-time withstand current 20/25kA
Rated short-circuit current (peak) 50/63kA
Breaking operations of rated short circuit breaking current 30 times
Rated single capacitor bank breaking current * 400A
Rated short-time withstand current 20/25KA
Rated peak withstand surrent 50/63kA
Rated duration of short-current 4s
Mechanical life 20000times
Contact closing force due to bellows and atmosphere 80±40N
Counterforce at rated contact stroke 120±50N
ciruit resistance at rated contact force ≤25μΩ
Shelf life 20 years
Contact erosion limit 3mm
Weight of moving parts ≤1.3kg
Mechanical Date Required for Matched Vacuum Switchgear  
Rated contact strok 10±1mm
Average opening speed 1.0±0.25m/s
Average closing speed 0.65±0.15m/s
Added contact force 2000±100N
contact bouncing duration at closing operation ≤2ms
contact bouncing bank amplitude ofopening operation ≤2mm
Three-pole simultaneity ≤1ms
Note:* Rated characteristics be given on request  



Main products:






vaccum interrupter






Our belief:

Zheguang company has advanced production and test equipments.In strict accordance with national standards and international standards of production.We control the procedures from raw material to the finished products completely. In addition,the company set down the quality policy"the customer demand as the center,production management as foundation,imporve the quality system continuously,provide customer with satisfaction products”.



vaccum interrupter

Contact us if you need more details on 20kv Vacuum Interrupter. We are ready to answer your questions on packaging, logistics, certification or any other aspects about 24kv Circuit Breaker、20kv Vacuum Interrupter. If these products fail to match your need, please contact us and we would like to provide relevant information.

Product Categories : Vaccum Interrupter

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