66kV double-winding no-load voltage regulation power transformer

66kV double winding non-excitation voltage regulating 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

High voltage tap range

Low pressure

6300

110

121

± 2 × 2.5%

6.3

6.6

10.5

11

YNd11

9.2

0.6

36.0

9

8000

11.2

0.6

42.7

10000

13.2

0.55

50.4

12500

15.6

0.55

59.8

16000

18.8

0.5

73.5

20000

22.0

0.5

89.1

25000

26.0

0.45

105.3

31500

30.8

0.45

126.9

40000

36.8

0.4

148.9

50000

44.0

0.4

184.5

63000

52.0

0.35

222.3