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GREEGOO Electric Co.,Ltd.
No.6 Floor,Jinye Mansion, Lvzhuang, Liushi, Yueqing, Zhejiang, 325604 P.R. China
Tel: +86-577-62776000
Mob: +86-159 5877 6000
Fax: +86-577-62776006
E-mail: Peter@greegoo.com
Skype: greegoo_peter
MSN: greegoo_peter@hotmail.com
Visit us on the web at...
http://www.greegoo.com
You are here: Home >> Products >> Vacuum Contactor >> Vacuum Circuit Breakers (VCB) >> ZW32-400A/630A 12kV
ZW32-400A/630A 12kV
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Vacuum Circuit Breakers (ZW32-12 outdoor type)
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Summarize
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ZW832-12 series pole outdoor vacuum circuit breaker is outdoor high voltage switch equipment with rated voltage 12KV, tri-phase AC 50Hz, which is mainly applicable to breaking, Switch-off on load current, overload current, short-circuit current of urban network, rural network system
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Main technical specifications:
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Type
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Unit
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ZW32-12/
T400-12.5
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ZW32-12/
T630-16
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ZW32-12/
T630-20
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rated voltage
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KA
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12
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rated current
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A
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400
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630
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630
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rated short circuit breaking current
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KA
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12.5
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16
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20
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rated short circuit switch-off on curretn)speak vavue)
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31.5
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40
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50
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rated peak withstand current
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31.5
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40
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50
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rated short circuit withstand current
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12.5
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16
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20
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rated short circuit lasting time
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S
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4
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Rated insulating level
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lighting impulse withstand voltage (peak value)
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KV
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of pole, earthing 75, breaking fracture 85
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1 min P.F withstand voltage
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of ple earthing42 , braking fractrue 48
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rated operating sequence
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break-0.3s-close and break-180s-close and break(electric operating mechanism)
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rated short circuit curretn breaking time
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Time
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30
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mechanical endurance
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10000
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rated operating voltage (opening, closing coil)
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v
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DC220,110,ac220
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permit abrasion total thickness of dynamic and static contactor
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mm
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3
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rated curretn of loading unlocking device
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A
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5
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curretn transformer curretn ratio
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200/5? 400/5? 600/5
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opening distance of contact
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mm
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9+1
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over travel of contact
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2+0.5
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average switch-off speed?
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m/s
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1.2+0.3
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average switch-on speed
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0.+0.2
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switch-off time
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ms
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30~60
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switch-on time
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20~40
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bounce time of switch-on
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≤2
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same period of three phase switch-off on
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≤2
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each phase feedback DC resistance
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μΩ
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≤80
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energy storing motor
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rated voltage
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V
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-220
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rated power
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W
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200
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energy storing time
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S
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≤8
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quality
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Kg
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85
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