Dry-type power transformer in cast resin transformer
Dry-type power transformer in cast resin transformer
Dry-type power transformer in cast resin transformer

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Dry-type power transformer in cast resin transformer

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Model No. : SCB10
Brand Name :
10yrs

Wenzhou, Zhejiang, China

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Product description

  • Rated capacity: 30 to 2500kVA
  • Rated voltage: up to 12kV
  • Frequency: 50 or 60Hz
  • Cooling methods: ONAN or ONAF
  • Tapping range: ±5%, 2x2.5% and 4x2.5%
  • Regulator way: off-circuit-tap-changing or on-load-tap-changing
  • Connection symbol: Yyn0 or Dyn11
  • Altitude of installation could not be over 1000m
  • Environment temperature: less than 40°C
  • Coil temperature rise: 1000K
  • Cooling methods: AN or AF
  • Crust prevention class: IP00, IP20 and IP23
  • Insulation class: F class
  • Insulation level:
    • 10kV:
      Power frequency withstand voltage: 35kV
      Thunder impact voltage: 75kV
    • 20kV:
      Power frequency withstand voltage: 50kV
      Thunder impact voltage: 125kV
    • 35kV:
      Power frequency withstand voltage: 70kV
      Thunder impact voltage: 170kV
  • Standards: GB1094, GB6450, GB/T10228, DIN 42523 and IEC726
  • Can run in 100% relative humidity or other harsh environment
  • 10kV:
    Power frequency withstand voltage: 35kV
    Thunder impact voltage: 75kV
  • 20kV:
    Power frequency withstand voltage: 50kV
    Thunder impact voltage: 125kV
  • 35kV:
    Power frequency withstand voltage: 70kV
    Thunder impact voltage: 170kV
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