33kV 11kV oil immersed power transformer
Low loss Oil immersed typedistributiotransformer 1.Application3.3kV-36kV transform…
33kV 11kV oil immersed power transformer

33kV 11kV oil immersed power transformer

Detailed description

  • Description
  • 15kV up to 36kV Series
  • 33kV series
  • 35kV series

Low loss Oil immersed typedistributio transformer

1.Application

3.3kV-36kV transformers are mainly made of iron core and windings which are placed in the oil tank that filled with insulating oil.

It is mainly used for power plant, power transmission and distribution station as the equipment of power transmission.

2.Type and Rating

Product types: Single phase or three phases

Two windings or three windings

On-load or no-load voltage tap changer,

Autotransformer,

Natural cooling forced cooling or oil cooling, etc.

.Capacity range: 50kVA-5000kVA

.Frequency; 50/60Hz

3.Standard

IEC 60076-1:2000, IEC 60076-2:1993, IEC 60076-3:2000, IEC 60076-5:2006, IEC 60137:2003; ANSI, IEEE, AS, etc

11kV Series

Capacity (kVA)

Voltage Combination

Vector group

No-load loss (W)

Load loss (W)

(75°C)

Impedance voltage (%)

No-load current (%)

HV

Tapping range of HV

LV

25

6 kV

6.6Kv

10.5kV

11kV

±5%,±2×2.5%

0.38 kV

0.4 kV

0.415 kV

0.48 kV

Yyn0

Dyn5

Dyn11

100

600

4.0

1.7

50

130

870

1.6

63

150

1040

1.5

80

180

1250

1.4

100

200

1500

1.3

125

240

1800

1.2

160

280

2200

1.1

200

340

2600

1

250

400

3050

0.9

315

480

3650

0.9

400

570

4300

0.8

500

680

5100

0.8

630

810

6200

4.5

0.7

800

980

7500

0.6

1000

1160

10300

0.55

1250

1360

12000

0.5

1600

1640

14500

0.45

2000

1940

18500

5.5

0.4

2500

2300

20500

0.4




Capacity (kVA)

Voltage Combination

Vector group

No-load loss (W)

Load loss (W)

(75°C)

Impedance voltage (%)

 

No-load current (%)

HV

Tapping range of HV

LV

630

13.2kV

13.8kV

15 kV

20 kV

22 kV

33 kV

34.5 kV

 

±5%,±2×2.5%

 

0.38 kV

0.4 kV

0.415 kV

0.48 kV

 

 

Yd11

1150

6200

4.5

0.9

800

1400

7500

5.5

0.8

1000

1650

10300

0.7

1250

1950

12800

0.6

1600

2300

14500

0.6

2000

2650

17100

0.6

2500

3100

20000

0.6

3150

3650

23700

0.5

4000

4450

28100

0.5

5000

5200

32700

0.5

6300

6150

36900

0.5

8000

8900

44000

0.4

10000

11600

50600

6.5

0.4

 

 


Capacity (kVA)

Voltage

Vector group

No-load loss (W)

Load loss (W)

(75°C)

Impedance voltage (%)

No-load current (%)

Primary

Tapping range (%)

Secondary

50

33 kV

±5%

 

0.38 kV

0.4 kV

0.415 kV

0.48 kV

 

 

Yyn0

6.5

1210

6.5

2.0

100

305

2020

1.80

125

340

2380

1.75

160

360

2830

1.65

200

430

3300

1.55

250

510

3950

1.40

315

610

4750

1.40

400

735

5750

1.30

500

870

6900

1.30

630

1040

8250

1.25

800

1250

9900

1.05

1000

1480

12150

1.00

1250

1760

14600

0.90

1600

2130

17500

0.85

2000

2500

20680

0.75

2500

2975

24500

0.75

 

 

 


Capacity (kVA)

Voltage Combination

Vector group

No-load loss (W)

Load loss (W)

(75°C)

Impedance voltage (%)

 

No-load current (%)

HV

Tapping range of HV

LV (kV)

800

35 kV

±5%

0.38 kV

0.4 kV

0.415 kV

0.48 kV

Yd11

1250

9900

6.5

1.05

1000

1480

12000

1.00

1250

1760

14000

0.90

1600

2130

17550

0.75

2000

2600

19350

0.75

2500

3150

20700

0.75

3150

 

      ±5%

3870

24300

7.0

0.70

4000

35 kV

38.5 kV

4630

28800

0.63

5000

5490

33030

0.63

6300

6570

36900

7.5

0.60

8000

  ±2×2.5%

YNd11

9000

40500

0.55

10000

10600

47700

0.55

12500

12600

57000

8.0

0.50

16000

15300

69500

0.50

20000

18090

83500

0.50

 

 

Best solution for your power!
Copyright © 2018 Rockwill Electric Group Co.,Ltd. All Rights Reserved.