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Power Grid High Voltage Transformer
The Power Grid High Voltage Transformer is TRANSpower Electrical's core equipment designed for high voltage transmission in power grids. Our company is committed to producing power equipment that meets the highest international standards to ensure superior performance in a wide range of power grid applications. Our transformers comply with IEC, ANSI and CSA standards and range in capacity from 35kV to 220kV, making them suitable for handling a wide range of high voltage power transmission tasks.

Products Description

This high voltage transformer uses the latest materials and processes, including high quality silicon steel sheets and highly conductive copper wires, designed to optimise electromagnetic conversion efficiency. Its oil tank has been specially treated against corrosion to ensure long-lasting use in various environmental conditions. The transformer's insulation system consists of materials resistant to high temperatures and high voltages, while the application of advanced winding technology further enhances the stability and reliability of the product.
The Power Grid High Voltage Transformer provides stable power transmission with significantly reduced energy losses. Its design allows it to operate under high load conditions without performance degradation, reducing the risk of system failure. The transformer's robust short-circuit and overload resistance ensures continuous and stable operation of the high-voltage grid system while reducing maintenance frequency and costs.


These transformers are widely used in national power grids, regional power grids and large power generation facilities. Due to its excellent high voltage handling capability, it is particularly suitable for projects that require stable high voltage power transmission. Whether in grid upgrades, expansions or new facilities, the Power Grid High Voltage Transformer provides excellent performance and reliable support.
Power grid high voltage transformer
|
Industry-specific attributes |
|
|
Product |
Power grid high voltage transformer |
|
Phase |
Three phase |
|
Coil Structure |
Toroidal |
|
Coil Number |
Double winding or Triple winding |
|
Other attributes |
|
|
Place of Origin |
Zhejiang, China |
|
Model Number |
Three phase Power grid high voltage transformer (As per customer requirements) |
|
Rated capacity |
From 6300kva to 180mva |
|
High Voltage |
From 33kV to 220kV |
|
Medium Voltage |
36/37/38.5/66/69/115/121kV |
|
Low Voltage |
From 6.3kV to 69kV |
|
Frequency |
50/60Hz |
|
Standard |
IEC, ANSI, IEEE, CSA |
|
Vector group |
Yd11, YNd11, YNyn0d11, YNa0d11 |
|
Material |
Aluminum/Copper |
|
Application |
Power plant (station), substation (power distribution stations), Urban power grids, Industrial facilities, Large-scale infrastructure projects |
|
Type |
Oil-immersed Transformer |
|
Feature |
Low Loss |

Power grid high voltage transformer parameters
The following table lists the standard parameters for the 220kV Power grid high voltage transformer. If you require other capacities and voltage levels, please contact TRANSpower for accurate technical specifications and customized offers.

Below Specs Are ONLY For Reference.
|
CAPACITY |
Voltage ratio and tap range (kV) |
Connection Symbol |
No-load loss (kW) |
Full-load loss (kW) |
Impedance (%) |
No-load current |
|
|
HV |
LV |
||||||
|
31500 |
220±8x1.25% |
66.3; 6.6 10.5; 11 35; 37; 38.5 |
YNd11 |
38 |
135 |
12~14 |
0.70 |
|
40000 |
45 |
157 |
0.63 |
||||
|
50000 |
54 |
189 |
0.56 |
||||
|
63000 |
63 |
220 |
0.56 |
||||
|
90000 |
10.5; 11 35; 37; 38.5 |
80 |
288 |
0.49 |
|||
|
120000 |
99 |
346 |
0.49 |
||||
|
150000 |
116 |
405 |
0.42 |
||||
|
180000 |
135 |
468 |
0.42 |
||||
|
120000 |
66 69 |
102 |
355 |
0.49 |
|||
|
150000 |
120 |
415 |
0.42 |
||||
|
180000 |
140 |
475 |
0.42 |
||||

10MVA 33kV Three Phase Power grid high voltage transformer dimensions and weight details

Frequently asked questions (FAQ)
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