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10kv 11kv 12kv FZN21 FN16 vaccum interrupter manufacturer

Basic Info

Model No.: FZN21 FN16A

Product Description

10kv 11kv 12kv FZN21 FN16 Vaccum Interrupter manufacturer 



Main techical data:  
Rated Voltage:   12kv
Rated current:   630A
Rate frequency:   50Hz
Rated short-time power frequency withstand voltage(1min)   42kv
Rated lighting implus withstand current 75kv
Rated short-time withstand current 16/20ka
Rated peak withstand current 40/50ka
Rated short-circuit current 40/50ka
Rated close-loop breaking current 630A
Rated active load breaking current 630A
Rated cable charging breaking current 10A
Rated single capacitor bank breaking current * 400A
Rated duration of short-current 4s
Mechanical life 10000times
Contact closing force due to bellows and atmosphere 70±40N
Counterforce at rated contact stroke 120±50N
ciruit resistance at rated contact force ≤45μΩ
Shelf life 20 years
Contact erosion limit 3mm
Weight of moving parts ≤0.7kg
Mechanical Date Required for Matched Vacuum Switchgear  
Rated contact strok 9±1mm
Average opening speed 1.0±0.2m/s
Average closing speed 0.65±0.2m/s
Added contact force 700/900±50N
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  



Mian products:










 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”.




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Product Categories : Vaccum Interrupter

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