Zw8 Vacuum Interrupter for Outdoor Circuit Breaker (202E)

Model NO.: 202E
Poles Number: 3
Type: Vacuum
Function: Vacuum
Certification: ISO9001-2000, CQC
Warranty: 12 Month
Rated Voltage: 12kv
Rated Current: 630A
Rated Lighting Impulse Withstand Voltage: 75kv
Rated Short-Circuit Braking Current: 20ka
Trademark: ZGVE
Transport Package: Standard Export Packing.
Specification: Vacuum
Origin: Wenzhou
HS Code: 8538900000
ZW8 Vacuum Interrupter For Outdoor Circuit Breaker(202E)
Zw8 Vacuum Interrupter for Outdoor Circuit Breaker (202E)


Main Technical Data
Main Technical Data
Rated Voltage  12kV
Rated Current  630A
Rated Frequency 50Hz
Rated Short-time power frequency withstand voltage(1min) 42kV
Rated Lighting impulse withstand voltage 75kv
Rated short-circuit breaking current  20KA
Rated short-circuit making current(peak) 50kA
Breaking operations of rated short circuit breaking current 30 timies
Rated sigle capacitor bank breaking current  400A
Rated short-time withstand current 20kA
Rated peak withstand current 50kA
Rated duration of short-circuit 4s
Mechanica life 10000times
Contact closing force due to bellows and atmosphere 70±40N
Counterforce at rated contact stroke 120±50N
Circuit resistance at rated contact force  ≤25μΩ
Shelf life  20 years
Contact erosion limit 3mm
Weight of moving parts ≤0.7kg
Mechanical Data Required for matched vacuum switchgear
Rated contact stroke 9±1mm
Average opening speed  1.0±0.25m/s
Average closing speed  0.65±0.15m/s
Added contact force  1600/2000±100N
Contact bouncing duration at closing operation ≤2ms
Contact bouncing bank amplitude of opening operation ≤2mm
Three-pole simultaneity ≤1ms

Dimensional Drawing
Zw8 Vacuum Interrupter for Outdoor Circuit Breaker (202E)




Zw8 Vacuum Interrupter for Outdoor Circuit Breaker (202E)

Zw8 Vacuum Interrupter for Outdoor Circuit Breaker (202E)

Zw8 Vacuum Interrupter for Outdoor Circuit Breaker (202E)



Zw8 Vacuum Interrupter for Outdoor Circuit Breaker (202E)






 

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