Low Noise Oil Immersed Power Transformer

1)High reliability,advanced level of performance,reasonable economical indicators.
2)The core joints are of stepped shape with 3steps,and the surface of the core is coated with cured paint to lower losses and noise.

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Product Details
2

Low noise oil immersed power transformer using the first domestic brand voltage switch, karamay transformer oil, low noise, low temperature rise.


Product Introduction

1)High reliability,advanced level of performance,reasonable economical indicators.

2)The core joints are of stepped shape with 3steps,and the surface of the core is coated with cured paint to lower losses and noise.

3)The winding has novel structure and its oil passage is reasonable designed.Its newly designed insulation structure helps enhance its mechanical strength and the short circuit withstanding ability.

4)The oil tank is various types,all have good outlook.


Products Specification

Rated Capacity
(kVA)

High Voltage
(kV)

H.V Tap Range(%)

Low Voltage
(kV)

Vector Group

Short-circuit Impedance(%)

No-load Loss(kW)

On-load Loss(kW)

No-load Current(%)

630

63
66
69

±5%

6.3
6.6
10.5
11

Yd11

8

1.28

7.13

1.4

800

1.52

8.55

1.35

1000

1.76

9.88

1.3

1250

2.1

12

1.3

1600

2.5

14.10

1.25

2000

2.88

16.63

1.2

2500

3.44

19.7

1.1

3150

YNd11

4.1

23.1

1.05

4000

4.8

27.4

1

5000

5.76

30.8

0.85

6300

63
66
69

±2*2.5%

6.3
6.6
10.5
11

9

7.36

34.2

0.75

8000

9

40.6

0.75

10000

10.6

47.9

0.7

12500

12.5

56.8

0.7

16000

15

69.8

0.65

20000

17.6

84.6

0.65

25000

20.8

100

0.60

31500

24.6

120.6

0.55

40000

29.4

141.5

0.55

50000

35.2

175.3

0.5

63000

41.6

211.2

0.45


Product feature and application

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Product qualification

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We have a number of outstanding technical personnel, and our products were popular in domestic and foreign markets. We have KEMA&CESI reports, which were acknowledged in industry.


Deliver-shipping and serving

image009(001) image011(001)


Delivery time

Normally, if with MR or ABB tap changer, the max. Deliver time about 120 days after technical drawings confirmed, if with Chinese brand tap changer, max. 90 days for any capacity and voltage range transformer.

Packing

The transformer main body usually in nude, and the accessories are packed in plywood case with steel structure, it’s worthy for ocean transportation.

Transportation

Usually, the total weight under 45 tons, it’s available by kinds of container, above 45 tons, it’s available by bulk ship.

After service

Usually, we will dispatch experienced technicians to client’s installation site for the supervision service within 15 working days after getting official information.


FAQ

1.What are the power transformers classified by the total number of electromagnetic coils?

There are auto-transformer,two-winding transformer (protective type) and three-winding transformer.

2.What are the classification of power transformers according to conductive materials?

There are copper core transformer aluminum cable transformer and half copper half aluminum superconductor transformer.

3.What are the power transformers classified according to the transformer method?

There are no-exciting transformer and load transformer.


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