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Ultra High Voltage Power Transformer
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Ultra High Voltage Power Transformer

Ultra High Voltage Power Transformer

TRANSpower Electrical specializes in ultra-high voltage power transformers, adhering strictly to the stringent standards of ANSI/IEEE and CSA to ensure superior quality. With a flawless track record spanning over ten years, our products are known for their robust reliability. Our transformer lineup spans from 35 kV to 220 kV, offering capacities ranging from 6,300 kVA to 360,000 kVA, capable of meeting diverse power transmission requirements with flexibility. Our lightweight designs prioritize technology without sacrificing quality, showcasing our commitment to excellence.

Transpower Electrical Equipment Co., Ltd. is one of the most reliable manufacturers and suppliers of ultra high voltage power transformer in China. Welcome to buy high quality customized products at competitive price from our factory. Contact us for quotation.

 

Ultra High Voltage Power Transformer

 

TRANSpower Electrical specializes in ultra-high voltage power transformers, adhering strictly to the stringent standards of ANSI/IEEE and CSA to ensure superior quality. With a flawless track record spanning over ten years, our products are known for their robust reliability. Our transformer lineup spans from 35 kV to 220 kV, offering capacities ranging from 6,300 kVA to 360,000 kVA, capable of meeting diverse power transmission requirements with flexibility. Our lightweight designs prioritize technology without sacrificing quality, showcasing our commitment to excellence.

 

Products Description

 

product-806-606

The Ultra High Voltage Power Transformer utilizes premium silicon steel sheets and high-purity copper wires. Its core design is optimized for efficient electromagnetic conversion. Special anti-corrosion treatment is applied to the transformer's oil tank, while high-performance insulating materials inside offer exceptional heat resistance and durability against ageing. Advanced winding techniques and vacuum impregnation technology further boost transformer performance and longevity. Our meticulous quality control procedures guarantee that each UHV transformer meets the highest standards for quality and performance before leaving our factory.

The Ultra High Voltage Power Transformer plays a crucial role in minimizing energy loss during long-distance power transmission and enhancing the overall transmission efficiency of power systems. Its superior voltage regulation and stable output ensure reliable performance across diverse operational conditions. The transformer's exceptional resistance to short circuits and overloads guarantees stable operation even under extreme circumstances, thereby reducing equipment failures and maintenance expenses. Utilizing the Ultra High Voltage Power Transformer enables users to substantially enhance the operational efficiency and reliability of ultra-high voltage power systems.

product-540-662
product-550-717

The Ultra High Voltage Power Transformer is extensively utilized in national power grids, large industrial parks, and extra high voltage power transmission projects. Its outstanding performance and reliability designate it as a pivotal component in ultra high voltage power transmission systems. The transformer assumes a critical role in new power initiatives and the modernization of existing power grids, ensuring stable and efficient operation of the overall power system.

 

Ultra high voltage power transformer

 

Industry-specific attributes

Product

Ultra high voltage power 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 Ultra high voltage power 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

 

product-778-644

 

Ultra high voltage power transformer parameters

 

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

product-541-721

 

Below Specs Are ONLY For Reference.

CAPACITY
(kVA)

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

 

product-1033-729

10MVA 33kV Three Phase Ultra high voltage power transformer dimensions and weight details

 

product-967-722

 

Frequently asked questions (FAQ)

 

Q: What is the difference between Uhvac and Uhvdc?

A: A direct current (UHVDC) line is suitable for transmitting from A to B over a distance of more than 1,000 kilometres, whereas an alternating current (UHVAC) line is more suitable for slightly shorter distances, but allows for branch links along the way.

Q: What is the purpose of HVDC transformer?

A: HVDC (High Voltage Direct Current) is a highly efficient alternative for transmitting large amounts of power over long distances as well as for special applications. As a key enabler of future energy systems based on renewable energy sources, HVDC is truly shaping the grid of the future.

Q: How can you protect a transformer from overvoltage?

A: Surge arresters selectively conduct overvoltage but do not absorb current during normal transformer operation. The most popular arrester material with this characteristic is the metal oxide varistor (MOV). the MOV block is arranged to provide resistance to the correct amount of voltage.

Q: How to increase low voltage to high voltage?

A: A transformer is a device that increases or decreases the voltage or current according to our needs. A step-up transformer can be used to increase the low voltage and a device called a transformer can be used to decrease the high voltage as needed.

 

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