110kV triple-winding on-load voltage regulation power transformer

Rated capacity (kVA)

Voltage combination (kV)

Bonding group

No-load loss (kW)

No-load current (%)

Short circuit loss (kW)

Short circuit impedance (%)

High pressure

Medium pressure

Low pressure

Step-up

Step-up

6300

110±8 × 1.25%

35

37

38.5

± 2 × 2.5%

Or

± 5%

6.3

6.6

10.5

11

YNyn0d11

12

0.6

47

High-Medium

10.5

High-Low

17-18

Medium-Low

6.5

High-Medium

17-18

High-Low

10.5

Medium-Low

6.5

8000

14.4

0.6

56

10000

17.1

0.55

66

12500

20.2

0.55

78

16000

24.2

0.5

95

20000

28.6

0.5

112

25000

33.8

0.45

133

31500

40.2

0.45

157

40000

48.2

0.4

189

50000

56.9

0.4

225

63000

67.7

0.35

270