High Voltage Distribution Transformer

High Voltage Distribution Transformer

High voltage transformers are designed to work with transient voltages and surges at normal operations when the insulation under test wears down.
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A High Voltage distribution transformer is an electrical unit that distributes the conversion of voltage. Which should be transmitted in a power matrix. It converts the electromotive force that's distributed to a version that is usable in all kinds of your properties, usually to a minimum of 240 volts.

 

 

 

 

 

Capacity

GB20052-2020

impedance voltage (%)

no-load current (%)

Vector Group

Extend Connection

(S20)

 

 

no-load loss

load loss

Dyn11/Yzn11

Yyno

30

70

505

480

 

 

 

 

 

 

 

 

 

 

 

 

4.0

0.50

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Yyn0 OR Dyn11

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

±2*2.5% OR±5%

50

90

730

695

0.50

63

100

870

830

0.50

80

115

1050

1000

0.45

100

135

1265

1200

0.45

125

150

1510

1440

0.45

160

180

1850

1760

0.40

200

215

2185

2080

0.40

250

260

2560

2440

0.40

315

305

3065

2920

0.35

400

370

3615

3440

0.35

500

430

4330

4120

0.30

630

510

4960

 

 

 

 

4.5

0.25

800

630

6000

0.18

1000

745

8240

0.17

1250

870

9600

0.17

1600

1050

11600

0.16

2000

1225

14640

 

 

5.0

0.16

2500

1440

14840

0.16

 Pole distribution transformer

How does High Voltage Transformers Works?

The core of high voltage Distribution transformers works directly to the path of its magnetic field, which is between the primary and secondary coils to prevent wasting energy. Once the magnetic field reaches the second or secondary coil, this forces electrons to move, which then creates an electric current through electromotive force.

High voltage transformers are usually oil-immersed,which means that its insulator is mineral oil. Bakelite sheets are what keeps the high tension windings and low tension windings separated. High voltage transformers that are used for HV cable testing are also required to supply sufficient electric currents.

In return, this can generate a lot of heat, and this is where its cooling system comes in. However, its cooling system does need the right maintenance in order for it to survive in the long run.

Package&Delivery

Distribution and power transformer

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