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66kV Zinc Oxide Lightening Arrester (Station)

  • Specifications: 66kV

  • Normal operating conditions for Zinc Oxide Lightening Arrester:
  • a) Ambient temperature no higher than +40℃, no less than -40℃
  • b) Above sea level no higher than 1000m (order should be indicated if used in tableland area)
  • c) Power frequency not less than 48HZ, and no higher than 62HZ
  • d) Continuous power frequency voltage loaded on lighting arrester no higher than continuous working voltage of lighting arrester
  • e) Utmost wind velocity no higher than 35 m/s
  • f) Area where earthquake intensity less than 7 degree
  • Messy area should be indicated
  • Technical Performance
  • Product performance conforms to National standard technical requirement of GB11032-2000(equal to IEC 60099-4)
  • Main Technical Parameters(Performance meet the GB11032~2000 eqvlEC60099-4)
  • Using Area Station(Z)
    Product Model HY5W-75/215 HY5W-90/224 HY10W-75/223 HY10W-75/230
    Lightning Arrester Rating voltage virtual value(KV) 75 90 75 75
    System nominal voltage virtual value(KV) 66 66 66 66
    Continuous working voltage virtual value(KV) 60 72.5 60 60
    DC(U1mA)Ref.Voltage no less than(KV) 123 130 127 127
    Max.residual voltage Peak value(KV) Teep ware impulse current 248 258 256 265
    Lighting impulse current 215 224 223 230
    Operating impulse current 183 190 190 196
    2000 μs Square wave flux capacity(A) 400 400 600 600
    4/10 μs Impulse current peak value(kA) 65 65 100 100
    Max.Leaking current under 0.75DC ref.Voltage(μA) 50 50 50 50
  • Main Technical Parameters(Performance meet the GB11032~2000 eqvlEC60099-4)
  • Using Area Station(Z)
    Product Model HY10W-75/250 HY10W-90/224 HY10W-90/232 HY10W-90/235
    Lightning Arrester Rating voltage virtual value(KV) 75 90 90 90
    System nominal voltage virtual value(KV) 66 66 66 66
    Continuous working voltage virtual value(KV) 60 72.5 72.5 72.5
    DC(U1mA)Ref.Voltage no less than(KV) 127 130 130 130
    Max.residual voltage Peak value(KV) Teep ware impulse current 288 258 266 270
    Lighting impulse current 250 224 232 235
    Operating impulse current 213 190 198 201
    2000 μs Square wave flux capacity(A) 600 600 600 600
    4/10 μs Impulse current peak value(kA) 100 100 100 100
    Max.Leaking current under 0.75DC ref.Voltage(μA) 50 50 50 50