Zw20f-12 Series Outdoor Itelligent Vacuum Circuit Breaker

ZW20F-12 Series Outdoor Itelligent Vacuum Circuit BreakerZW20F-12 Series Outdoor Itelligent Vacuum Circuit Breakerrated voltage12kvrated current630 1000Arated short-circuit breaking current12.5 16 20 25kArated frequency50Hz mechanical life10000timesrated peak withstand current31.5 40 50 63kArated short time withstand curren

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ZW20F-12 Series Outdoor Itelligent Vacuum Circuit Breaker
ZW20F-12 Series Outdoor Itelligent Vacuum Circuit Breaker
rated voltage12kv
rated current630 1000A
rated short-circuit breaking current12.5 16 20 25kA
rated frequency50Hz
 mechanical life10000times
rated peak withstand current31.5 40 50 63kA
rated short time withstand current12.5\16\20\25kA
rated short-circuit making current31.5 40 50 63kA
rated current dropout frequency10000times
net weight140kg
dropout times of rated short circuit dropout current30times
secondary circuit 1min power frequency withstand
 
2kV
NOItemUnitTechnical Data
1Rated voltageKV12
21 min power frequency withstand voltage42
Lighting impulse withstand voltage(peak value)75
3Rated FrequencyHz50
4Rated currentA630, 1250, 1600, 2000, 2500, 3150, 4000
5Rated short time withstand currentKA20, 25, 31.5, 40
6Rated withstand current(peak)50, 63, 80, 100
7Rated short-circuit opening current20, 25, 31.5, 420
8Rated short-circuit closing current50, 63, 80, 100
9Rated duration of short-circuitS4
10Contact's clearance  3.5±0.5
11Contact's travel  9±1/11±1
12Average opening speedM/s1.1±0.2
13Average closing speedM/s0.6±0.2
14Opening timeMs35-60
15Closing timeMs20-45
16Mechanical lifeTimes30000
17Rated operating order  O-0.3S-CO-180S-CO(<40KA)
O-180S-CO-180S-CO(≥40KA)

Zw20f-12 Series Outdoor Itelligent Vacuum Circuit Breaker

Zw20f-12 Series Outdoor Itelligent Vacuum Circuit Breaker

 

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