330kV Class 90000kVA ~ 360000kVA Three-phase Triple-winding On-load Tap Changer Autotransformer Power Transformer (Series Winding End Voltage Regulation)

Rated capacity (kVA)

Voltage combination and tap range

Bonding Group Label

Level 1 Energy Efficiency

Level 2 Energy Efficiency

Level 3 Energy Efficiency

Short circuit impedance (%)

Capacity allocation (%)

High voltage and tap range (kV)

Medium voltage (kV)

Low voltage (kV)

No-load loss (kW)

Load loss (kW)

No-load loss (kW)

Load loss (kW)

No-load loss (kW)

Load loss (kW)

90000

330±8 × 1.25%

345±8 × 1.25%

121

10.5

11

35

38.5

YNa0d11

26

235

31

235

38

248

High-Medium 10~11

High-Low 24~26

Medium-Low 12~14

100/100/30

120000

32

292

38

292

47

308

150000

38

345

45

345

55

364

180000

43

396

51

396

63

418

240000

54

492

64

492

79

520

360000

74

668

87

668

107

705

Note: 1. The data listed in the table is applicable to step-down structure products, and step-up structure products can also be provided according to requirements;

2. The value when the short-circuit impedance in the table is 100% of the rated capacity;

3, according to user requirements to manufacture a variety of special parameters and performance of the transformer.