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Extra High Voltage Transformer
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Extra High Voltage Transformer

Extra High Voltage Transformer

The accompanying image features an Extra High Voltage Transformer manufactured by TRANSpower Electrical. Recognized for its commitment to excellence, TRANSpower Electrical specializes in the production of high-quality transformers that adhere to the standards established by the American National Standards Institute (ANSI/IEEE) and the Canadian Standards Association (CSA). With over a decade of operational success, our products have consistently proven reliable without failure.

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

 

Extra High Voltage Transformer

 

The accompanying image features an Extra High Voltage Transformer manufactured by TRANSpower Electrical. Recognized for its commitment to excellence, TRANSpower Electrical specializes in the production of high-quality transformers that adhere to the standards established by the American National Standards Institute (ANSI/IEEE) and the Canadian Standards Association (CSA). With over a decade of operational success, our products have consistently proven reliable without failure. Our extensive product range includes extra high voltage transformers with capacities from 6,300 kVA to 360,000 kVA and operating voltages ranging from 35 kV to 220 kV, addressing diverse power transmission requirements effectively.

 

Products Description

 

product-806-606

TRANSpower Electrical's extra high voltage transformers demonstrate exceptional craftsmanship and advanced manufacturing techniques. The cores are manufactured from high-quality silicon steel sheets to ensure optimum permeability and minimum losses. These precision windings enhance efficiency and reliability. The insulating oil used in the transformer's filler tank is known for its excellent thermal conductivity and insulating properties, effectively cooling the equipment and providing strong insulation protection. The trusted TRANSpower UHV electrical transformers set the benchmark for performance and durability in power transmission solutions.

UHV transformers serve as the backbone of power systems, meticulously engineered to facilitate stable power transmission. Utilizing cutting-edge materials and technologies, these transformers feature advanced insulation and cooling systems, minimized power consumption, and reduced noise levels, all while being adaptable to challenging environmental conditions. We provide tailored solutions that address diverse requirements, ensuring exceptional performance and long-term durability.

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Extra-high voltage transformers are widely used in municipal, industrial, and large-scale infrastructure projects. They offer high-efficiency voltage boosting and bucking, ensuring a balance between long-distance transmission and terminal power supply. This provides stable power security for domestic, commercial, and industrial facilities.

 

Extra high voltage transformer

 

Industry-specific attributes

Product

Extra 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 Extra 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

 

product-778-644

 

Extra high voltage transformer parameters

 

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

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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

 

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

 

product-967-722

 

Frequently asked questions (FAQ)

 

Q: What is extra high-voltage transformer?

A: Transformers of 35-230kV are high-voltage transformers, those of less than 1kV are low-voltage transformers, those of 1-35kV are medium-voltage transformers, those of 230-1000kV are extra-high-voltage transformers, and those of greater than or equal to 1,000kV are ultra-high-voltage transformers.

Q: What is the extra high voltage transmission?

A: Ultra High Voltage (UHV) transmission lines are utilized to facilitate the transfer of substantial quantities of electricity across extensive distances. The principle underlying UHV technology is that higher voltage levels result in decreased energy losses during transmission. Furthermore, by enabling greater power capacity through a single line, the overall number of required transmission lines is minimized. This efficiency not only lowers project costs but also reduces the necessary rights-of-way for implementation.

Q: Q.What is the difference between extra high voltage and ultra high voltage?

A: AC transmission voltage levels are usually categorised as high voltage, ultra-high voltage and extra-high voltage. Internationally, it usually refers to the nominal voltage from 35kV to 220kV, 330kV to less than 1,000kV as ultra-high voltage, and 1,000kV and above as extra-high voltage.

 

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