power transformer  
 
Company News
Industry News
Company Announcement
Tansformer Knowledge
 
500kva 1250kva/ 2000kva/11-0.42kv dry type transformer
 Release time:2013.04.04    Source:    View times:4688
 

TECHNICAL SPECIFICATION FOR TRANSFORMERS

Distribution transformer 2000kva/11-0.42kv

No.

Description

Unit

Guaranteed Value

1

Country of Origin

 

CHINA

2

Company name

 

Jingyuan ELECTRIC GROUP CO.,LTD.

3

Standard

 

GBT10228-2008

4

Type

 

Non encapsulated

5

Installation

 

indoor

6

Quantity

Set

2

7

Nominal Power

kVA

2000

8

Primary Voltage

kV

11

9

Secondary Voltage

kV

0.42

10

Rated Frequency

Hz

50

11

Cooling system

 

AN/AF

12

Number of phase

 

3

14

Tap range

 

±2X2.5%

15

Refrigerant

 

Air and wind

16

No-load losses

kW

3.05

17

Load losses

kW

14.45

18

No-load current

%

0.5

18

Impedance

%

6

21

Basic insulation level

 

 

a)

Primary

 kV

75

b)

Secondary

kV

5

22

Power frequency withstand voltage

 

 

a)

Primary

kV

35

b)

Secondary

kV

5

25

Connect Group

 

Dyn11

28

Winding material ( H.V & L.V)

 

Copper

29

Core material

 

Grain oriented silicon steel

30

H.V Bushing

 

Resin

31

L.V Bushing

 

Resin

Transformer Dimensions Including All Fittings And Weight (Only for reference)

1

Dimensions

 

 

a)

Length

mm

1660

b)

Width

mm

1120

c)

Height

mm

1945

2

Weights

 

 

a)

The transformer.

kg

3950

b)

Shell

kg

350

c)

Total 

kg

4300

Accessories

2

Fan

Yes/No 

Yes

3

temperature control unit

Yes/No

Yes

Tests

1

Measurement of Winding Resistance

Yes/No

Yes

2

Dielectric tests

Yes/No

Yes

3

Measurement of Voltage Ratio and Vector Group

Yes/No

Yes

4

Measurement of No-load Losses and No-load Current

Yes/No

Yes

5

Measurement of Impedance Voltage and Load losses

Yes/No

Yes

6

Separate-Source Power-Frequency Voltage Withstand Test

Yes/No

Yes

7

Sealing test

Yes/No

Yes

Distribution transformer 500kva/11-0.42kv

No.

Description

Unit

Guaranteed Value

1

Country of Origin

 

CHINA

2

Company name

 

jingyuan ELECTRIC GROUP CO.,LTD.

3

Standard

 

GBT10228-2008

4

Type

 

Non encapsulated

5

Installation

 

Intdoor

6

Quantity

Set

1

7

Nominal Power

kVA

500

8

Primary Voltage

kV

11

9

Secondary Voltage

kV

0.42

10

Rated Frequency

Hz

50

11

Cooling system

 

AN/AF

12

Number of phase

 

3

14

Tap range

 

±2X2.5%

15

Refrigerant

 

Air or wind

16

No-load losses

kW

1.16

17

Load losses

kW

4.88

18

No-load current

%

1

18

Impedance

%

4

21

Basic insulation level

 

 

a)

Primary

 kV

75

b)

Secondary

kV

5

22

Power frequency withstand voltage

 

 

a)

Primary

kV

35

b)

Secondary

kV

5

25

Connect Group

 

Dyn11

28

Winding material ( H.V & L.V)

 

Copper

29

Core material

 

Grain oriented silicon steel

30

H.V Bushing

 

resin

31

L.V Bushing

 

resin

Transformer Dimensions Including All Fittings And Weight (Only for reference)

1

Dimensions

 

 

a)

Length

mm

1320

b)

Width

mm

870

c)

Height

mm

1375

2

Weights

 

 

a)

The transformer.

kg

1750

b)

shell

kg

220

c)

Total 

kg

1970

Accessories

1

Fan

Yes/No 

Yes

2

Temperature indicator

Yes/No

Yes

Tests

1

Measurement of Winding Resistance

Yes/No

Yes

2

Dielectric tests

Yes/No

Yes

3

Measurement of Voltage Ratio and Vector Group

Yes/No

Yes

4

Measurement of No-load Losses and No-load Current

Yes/No

Yes

5

Measurement of Impedance Voltage and Load losses

Yes/No

Yes

6

Separate-Source Power-Frequency Voltage Withstand Test

Yes/No

Yes

7

Sealing test

Yes/No

Yes

Distribution transformer 1250kva/11-0.42kv

No.

Description

Unit

Guaranteed Value

1

Country of Origin

 

CHINA

2

Company name

 

jingyuan ELECTRIC GROUP CO.,LTD.

3

Standard

 

GBT10228-2008

4

Type

 

Non encapsulated

5

Installation

 

Intdoor

6

Quantity

Set

16

7

Nominal Power

kVA

1250

8

Primary Voltage

kV

11

9

Secondary Voltage

kV

0.42

10

Rated Frequency

Hz

50

11

Cooling system

 

AN/AF

12

Number of phase

 

3

14

Tap range

 

±2X2.5%

15

Refrigerant

 

Air or wind

16

No-load losses

kW

2.09

17

Load losses

kW

9.69

18

no-load current

%

0.6

18

Impedance

%

6

21

Basic insulation level

 

 

a)

Primary

 kV

75

b)

Secondary

kV

5

22

Power frequency withstand voltage

 

 

a)

Primary

kV

35

b)

Secondary

kV

5

25

Connect Group

 

Dyn11

26

H.V Bushings lead out

 

Upside

29

Core material

 

Grain oriented silicon steel

30

H.V Bushing

 

resin

31

L.V Bushing

 

resin

Transformer Dimensions Including All Fittings And Weight (Only for reference)

1

Dimensions

 

 

a)

Length

mm

1580

b)

Width

mm

870

c)

Height

mm

1575

2

Weights

 

 

a)

The transformer

kg

2750

b)

shell

kg

300

c)

Total 

kg

3050

Accessories

1

fan

Yes/No

Yes

2

temperature control unit

Yes/No

Yes

Tests

1

Measurement of Winding Resistance

Yes/No

Yes

2

Dielectric tests

Yes/No

Yes

3

Measurement of Voltage Ratio and Vector Group

Yes/No

Yes

4

Measurement of No-load Losses and No-load Current

Yes/No

Yes

5

Measurement of Impedance Voltage and Load losses

Yes/No

Yes

6

Separate-Source Power-Frequency Voltage Withstand Test

Yes/No

Yes

7

Sealing test

Yes/No

Yes