110kV triple-winding no-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-down

Step-up

6300

110

121

± 2 × 2.5%

35

37

38.5

± 2 × 2.5%

Or

± 5%

6.3

6.6

10.5

11

YNyn0d11

11.2

0.6

47

High-Medium

H-M

10.5

High-Low

H-L

17 to 18

Medium-Low

M-L

6.5

High-Medium

H-M

17-18

High-Low

H-L

10.5

Medium-Low

M-L

6.5

8000

13.3

0.6

56

10000

15.8

0.55

66

12500

18.4

0.55

78

16000

22.4

0.5

95

20000

26.4

0.5

112

25000

30.8

0.45

133

31500

36.8

0.45

157

40000

43.6

0.4

189

50000

52

0.4

225

63000

61.6

0.35

270