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Oil - immersed Upright Type Current Transformer (LB series)
Product Characteristics
The LB series current transformer is a vertical fully enclosed structure, which is mainly composed of expander, primary terminal, porcelain bushing, primary winding, secondary winding, oil tank, etc. The lower part of the product is equipped with earthing plate for product earthing and oil drain valve for oil sample taking.
Product Parameters


Type

LB6-35

LB6-66

LB6-110

LB-145

LB7-220

The maximum voltage of equipment (kV)

40.5

72.5

126

145

252

Rated frequency (Hz)

50

50

50

50

50

Rated power frequency withstand voltage (kV)

95

160

230

275

460

1.2Um/√3 partial discharge (pC)

≤5

≤5

≤5

≤5

≤5

Rated primary current (A)

75-2000

50-2500

50-2500

50-2500

600-2500

Rated secondary current (A)

1 or 5

1 or 5

1 or 5

1 or 5

1 or 5

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