PRODUCT DETAILSVS1-12 indoor high voltage vacuum circuit breaker is
the indoor switchgear of three-phaseAC power system with rated
voltage of 50Hz and 12kV. It is used as the protection and control
unit of power grid equipment andpower equipment of industrial and
mining industry.Suitable for frequent operation under rated working
current, or more switching short circuit current.Circuit breaker
adopts vibration mechanism and circuit breaker body integrated
design.It can be used as a fixed installation unit, or equipped
with a special propulsion mechanism to form a hand car
unit TECHNICAL PARAMETER serial
numbername unit data 1 nominal
voltageKV122 rated frequencyHz503Rated insulation levelVoltage
withstand 1min power frequencykAmax/alternate with 42/48Lightning
shock voltage (peak)kAmax/alternate with 75/854Rated short
circuit breaking
currentkA202531.540
rated
current A6306301250160012501600A1250125020002500200025006Rated
short-time tolerable current (effective value)kA202531.5407Rated
peak tolerable current (peak)kA5063801008Rated short circuit
closing current (peak) 5063801009Rated short circuit current
durationS410 mechanical lifenext2000011Power frequency
withstand voltage of secondary circuit (1min)V200012Rated sequence
of operationminute -1- Or points -t1- Or
points THE
USE OF CONDITIONS Air temperature;Cap + 40 ºC.Lower limit - 15
ºC; Altitude;≤ 1000m (if need to increase the altitude, then
rated insulationImprove accordingly); Earthquake intensity;Not
more than 8 degrees; Installation place: no fire, explosion
danger, serious pollution, chemical decay of violent vibration
place. COMPANY INFORMATIONWOORKSHOPContact
Us CertificationsSHIPPING PAYMEANT/* January 22, 2024 19:08:37
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