Inductive Voltage Transformer

Inductive Voltage Transformer Inductive Voltage Transformer Outdoor Electric Substation Equipment is cascade structure, which the primary winding has two (220/230kV is four) grades, winding surrounded on core column of one (220/230kV is two) single phase two-limb core. It will be immersed in...

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Inductive Voltage Transformer

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Inductive Voltage Transformer Outdoor Electric Substation Equipment is cascade structure, which the primary winding has two (220/230kV is four) grades, winding surrounded on core column of one (220/230kV is two) single phase two-limb core. It will be immersed in transformer oil after desiccating under vacuum. It has advantages of stable and reliable performance of insulation, rich operated experience, long service life and convenient maintenance.


Product Name

Inductive Voltage Transformer

Brand Name

HYEE

Origin

Dalian, CN (Mainland)

Phase

Single

Coil Structure

Toroidal

Coil Number

1-4

Color

Brown/White

Frequency

50/60Hz

Certification

ASTA/CTQC/IEC/SGS/ISO9001

Package

Wooden Carton

Delivery Time:

30 days


Standards

◆IEC 61869-1; IEC 61869-3

◆GB 20840.1; GB 20840.3

Service conditions

◆Ambient temperature: -40~+45℃

◆Altitude: ≤1000m (If above 1000m, the product will be customized according to user’s request)

◆Pollution level: II, III, IV


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Rated primary voltage, kV

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Highest voltage for equipment, kV

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Rated frequency, Hz

50;60

Rated power frequency withstand voltage, kV

140/160

230

275

325

460

Rated lightning impulse voltage, kV

325/350

550

650

750

1050

Flashover distance, mm

780

1050

1300

1300

2000

Cree. distance, mm

W1:1450

W2:1820

W3:2250

W1:2520

W2:3150

W3:3910

W1:2900

W2:3630

W3:4500

W1:3400

W2:4250

W3:5270

W1:5040

W2:6300

W3:7820

Mechanical load, N

1250

1250

1250

1250

1250

Rated secondary voltage, kV

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Secondary terminal marks

1a-1n

2a-2n

da-dn

Accuracy class

0.2

0.5

3P

Rated output, VA

100

250

300

150

150

300

150

-

300

Thermal limiting output, VA

2000

Rated voltage factor

1.2continuous; 1.9/8h (66kV)

1.2continuous; 1.5/30s(110~220kV)

Dielectric dissipation factor tgδ, under 10kV

Product tgδ≤0.02; frame tgδ≤0.05

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