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400 KVA 20 KV hermetic oil type distribution transformer, oil immersed transformer, oil cooled transformer, China manufacturer supplier factory, high quality

Characteristic of 400 KVA 20 KV hermetic oil type distribution transformer

Transformer Type: S11- 400kVA-20/0.4 kV

  • High voltage: 20 kV
  • Low voltage: 0.4 kV
  • Connection symbol: Dyn11/Yyn0/Yzn11
  • Tapping range: ±2×2.5%
  • Coil material: Copper/Aluminum
  • Cooling type: ONAN
  • Voltage regulation mode: Off-load voltage regulating/Unexcited voltage regulating
  • Load loss: 4970/4730 W
  • No load loss: 570 W
  • Impedance voltage: 5.5 %

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