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400kva High Voltage Transformer with Transformer Parts for 11kV

Qingdao Hengfengyou Electrical Engineering Co., Ltd.
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Address: N0.506 Huicheng Road, Chengyang District, Qingdao City,China

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Qingdao Hengfengyou Electrical Engineering Co., Ltd.

400kva High Voltage Transformer with Transformer Parts for 11kV

Country/Region china
City & Province qingdao shandong
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Product Details

oil-immersed transformer S11,30-2500KVA,10KV series,3 phae/full sealed/double winding                              

Product Description

The S11 series oil-immersed transformer is a traditional structure with compact structure and high reliability transformer products. This series of products uses a fully sealed fuel tank to isolate the transformer oil from the air and slow down the aging of the transformer oil and insulation. This series of products uses traditional materials, compact and energy efficient products.

 

Features & Advantages

 

1. Product maintenance is simple.
2. The low voltage is wound by copper foil, so that the electric field of the transformer is evenly distributed. The low-voltage inner frame is formed by forming a hard paper tube, and the high-voltage outer half-layer is layered with a layer of glass adhesive tape. The compacting block is laminated wood. The mechanical strength of the transformer and the vacuum oil injection of the transformer can completely eliminate the air bubbles in the coil, thereby improving the overall resistance of the transformer to sudden short circuit.

3. The box is made of stainless steel bolts for a beautiful appearance.
4. The fuel tank adopts a fully sealed oil tank to isolate the transformer oil from the air, slow down the aging of the transformer oil, and the molded parts are molded parts to enhance the reliability of the transformer seal.

 

High-quality material

a. The three- phase oil-immersed Power Transformer applies new type insulating structure.
b. The iron core is made of high-quality cold-rolled silicon-steel plate 27ZH10.
c. All fasteners have been processed with special trearment to prevent them from loosening.

d.Oxygen-free copper lines of lower resistivity, which will become smoother and burr-free after series of additional surface treatment, so the load loss of our transformer is lower and the electric performance is better.
e.High-quality wooden laminating insulation pieces, which won’t split or move even under the influence of short circuit.
f. Thoroughly filtrated transformer oil containing less water, gas and impurities, which makes our transformers work better.
h.High-quality rubber sealing material, which can prevent the transformers form aging or leakage.

 

Application
This product is widely used in urban and rural power grid construction and renovation projects. This product is especially suitable for areas where there is insufficient power and load fluctuations and where daily maintenance is difficult. Because the transformer adopts a fully sealed structure to prevent the transformer oil from coming into contact with the air, it can operate in a humid environment and is an ideal power distribution equipment in urban and rural distribution networks

 

 

Technical data

 

MODEL
RATED CAPACITY(KVA)
CONNECTION SYMBOL
VOLTAGE COMBINATION(KV)
NO-LOAD LOSS(W)
LOAD LOSS (W)
NO-LOAD CURRENT(%)
SHORT CIRCUIT IMPENDENCE(%)
HV
TR
LV
S11-M-30
30
YYN0 ORDYN11
6
6.3
6.6
10
10.5
11
±5%
or
±2*2.5%
0.4
0.415
0.433
100
630/ 600
2.3
4.0
S11-M-50
50
130
910/ 870
2.0
4.0
S11-M-63
63
150
1090/1040
1.9
4.0
S11-M-80
80
180
1310/1250
1.9
4.0
S11-M-100
100
200
1580/1500
1.8
4.0
S11-M-125
125
240
1890/1800
1.7
4.0
S11-M-160
160
280
2310/2200
1.6
4.0
S11-M-200
200
340
2730/2600
1.5
4.0
S11-M-250
250
400
3200/3050
1.4
4.0
S11-M-315
315
480
3830/3650
1.4
4.0
S11-M-400
400
570
4520/4300
1.3
4.0
S11-M-500
500
680
5410/5100
1.2
4.0
S11-M-630
630
810
6200
1.1
4.5
S11-M-800
800
980
7500
1.0
4.5
S11-M-1000
1000
1150
10300
1.0
4.5
S11-M-1250
1250
1360
12800
0.9
4.5
S11-M-1600
1600
1640
14500
0.8
5.0
S11-M-2000
2000
2280
17820
0.6
5.0
S11-M-2500
2500
2700
20700
0.6
5.0
S11-M-3200
3200
3200
23400
0.6
5.0

 

Executive Standard:

GB1094 (Electrical Transformer)
IEC60076 (Electrical Transformer)
JB/T6451 (Specification and Technical Requirements for Oil-immersed Power Transformers)
JB/T10088 (6kV~500kV?Power Transformer Sound Level)
GB/T7595 (Quality of Transformer Oils in Service)

 

·Service conditions

1. The maximum ambient air temperature shall not exceed 40 ℃, and the minimum shall not below - 25 ℃;

2. The altitude shall not exceed 1000m. If special customized transformers and low-voltage components are used, the altitude can reach 4000m;

3. The vertical inclination is no more than 5 °, and no violent vibration and impact;

4. The air humidity is not more than 90% (+ 25 ℃);

5. No gas and conductive dust that will seriously affect the insulation of transformer, no explosion hazard and corrosion of electrical components;

6. Outdoor wind speed shall not exceed 35m / s.

7. If service conditions beyond the above, specially customized product is available.

 

Workshop

 

                  

 

About Our Company:

1. 25 years' manufacturing experience with three subsidiaries
2. Won tenders aboard
3. IEC 60076 & ISO certificate
4. OEM / ODM
5. Competitive price with 100% Cu winding
6. Production capacity: 10,000,000 kVA per year

 

 

If any interest , pls feel free to contact us:

 

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