330kV Class 90000kVA ~ 360000kVA Three-phase Triple-winding On-load Tap Changer Autotransformer Power Transformer (Medium Voltage 220kV Line-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 (kV)

Medium voltage and tap range (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

345

363

230±4 × 1.25%

230±8 × 1.25%

242±4 × 1.25%

242±8 × 1.25%

10.5

11

35

38.5

YNa0d11

14

264

16

264

20

278

High-Medium 10~11

100/100/30

120000

17

327

20

327

25

345

150000

20

388

24

388

30

409

180000

23

445

27

445

34

469

240000

29

552

34

552

42

582

360000

40

753

47

753

58

795

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. "High and low" and "medium-low" short-circuit impedance by the manufacturer and the user to determine;

4. According to user requirements to manufacture a variety of special parameters and performance of the transformer.