Oil-Immersed Transformer

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S11 Series 33KV Three-Phase Oil-Immersed Distribution Transformer

Description

 35kV three-phase oil-immersed distribuion transformer that meets international standards. 


This three-phase oil-immersed distribution transformer is with a new insulation structure to improve short-circuit resistance.


The iron core is made of high-quality cold-rolled silicon steel sheets. The high-voltage winding is made of high-quality oxygen-free copper wire and adopts a multi-layer cylindrical structure. All fasteners are treated with special anti-loosening treatment. 


The three-phase oil-immersed distribution transformer has the characteristics of high efficiency and low loss, which can save a lot of electricity consumption and operating costs, and has significant social benefits. It is a high-tech product promoted by country.

Model Designation

The Model Designation of the S11 Series 33KV Three-Phase Oil-Immersed Distribution Transformer

Reliable Structure

Based on the traditional structure and mature technology, our company has made many improvements, such as: 


◆ Adoption of spiral coils with longitudinal oil channels for improved internal heat dissipation.

◆ Improved effective support on the coil end face for better resistance to short-circuit current.

◆ Adoption of a new lifting structure and body positioning structure to ensure greater reliability during long-distance transportation and operation.

◆  we also have many unique and reliable structures at your service.


The selection of transformers with higher performance level will have a higher level of technology.

Technical Parameters

Rated Capacity(KVA) Voltage Group(KV) Vector Group No-load Loss(W) Load Loss(W) No-load Current(%) Impedance Voltage(%) Weigt
(kg)
Dimensions L×W×H(mm) Mounting Dimensions(mm)
50 30
33
35
36.5
38.5
 /
0.4
Yyn0

 
Dyn11

160 1200/1140 1.3 6.5 650 1050×930×1400 550/550
100 230 2010/1910 1.1 6.5 790 1050×940×1460 550/550
125 270 2370/2260 1.1 6.5 850 1050×960×1510 550/550
160 280 2820/2680 1 6.5 970 1050×980×1540 550/550
200 340 3320/3160 1 6.5 1120 1100×1070×1600 550/550
250 400 3950/3760 0.95 6.5 1260 1120×1100×1660 660/660
315 480 4750/4530 0.95 6.5 1470 1130×1130×1710 660/660
400 580 5740/5470 0.85 6.5 1660 1750×850×1720 660/660
500 680 6910/6580 0.85 6.5 1870 1850×900×1760 660/660
630 830 7860 0.65 6.5 2180 1950×1000×1800 820/820
800 980 9400 0.65 6.5 2490 2060×1100×1890 820/820
1000 1150 11500 0.65 6.5 2880 2180×1200×1940 820/820
1250 1400 13900 0.6 6.5 3320 2200×1200×2000 820/820
1600 1690 16600 0.6 6.5 3870 2350×1330×2250 820/820
2000 1990 19700 0.55 6.5 4170 2080×1900×2250 1070/1070
2500 2360 23200 0.55 6.5 4860 2100×2180×2350 1070/1070

rosa@kesidi.cn

+8618956562579