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ZW37-40.5 Outdoor Vacuum Circuit Breaker
ZW37-40.5 Outdoor Vacuum Circuit Breaker
ZW37-40.5 Outdoor Vacuum Circuit Breaker
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 Product Information
ZW37-40.5 model outdoor vacuum circuit breaker is high voltage swit ch of ra ted voltage 40.5kV and three -phase. It a pplies to make and break big current, overload current and short-circuit current in power system. The applicable occasion includes substations, industry and mining, u rban and rural electric ity power networks, functioning as electric protection and control apparatus; it is especially applicable in occasions with frequent operation and automatic power distribution network. This product is qualified in type test executed in Beijing electric power research institute and conforms with IEC 62271-100 standards.
 Product Features
  Rated voltage(40.5kv)
  Rated current(630,1250,1600,2000A)
  Rated short-circuit breaking current(20,25,31.5kA)
  Rated short-circuit making current(50,63,80kA)
  Rated short-circuit withstand current(20,25,31.5kA)
  Rated peak withstand current(50,63,80kA)
  Rated short-circuit duration current(4s)
  1min P.F withstand voltage(95kV)
  Lighting impulse withstand voltage(185/215kV)
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