Porcelain Gas-insulated Switchgear Bushing

Porcelain Gas Insulated Switchgear (GIS) Bushing has two types: RIP (Resin Impregnated Paper) and RIF (Resin Impregnated Fiberglass)’s dry type. They are both condenser type. These Gas Insulated Switchgear bushings cover high voltage and lower voltage. Dry type Porcelain (Ceramic) Gas Insulated...

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Product Details

Porcelain Gas Insulated Switchgear (GIS) Bushing has two types: RIP (Resin Impregnated Paper) and RIF (Resin Impregnated Fiberglass)’s dry type. They are both condenser type.


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These Gas Insulated Switchgear bushings cover high voltage and lower voltage. Dry type Porcelain (Ceramic) Gas Insulated Switchgear bushings adopt the porcelain meets the IEC 62155.

Product style: ERGL/CETA-

Rated voltage: 72.5~550kV

Rated current: 630~6000A

Production capability: 600 piece /month

Own Type test report

Competitive price

Short delivery time

Min order quantity: 1 piece

EXW, FOB, CIF trade term


Technical standards

IEC 60137 Ed.6.0

IEC 60137 Ed.6.0

IEC 60137 Ed.6.0

IEC 60137 Ed.6.0

IEC 60137 Ed.6.0

Rated voltage

72.5kV

126kV

252kV

363kV

550kV

Rated current

630-6000A

630-6000A

630-6000A

630-6000A

630-6000A

1min power frequency dry(wet) voltage withstand

155kV

255kV

505kV

595kV

740kV

Full-wave impulse withstand voltage of lighting

325kV

550kV

1050kV

1175kV

1800kV

Under 1.05 times of maximum phase voltage tan δ


≤0.005

≤0.005

≤0.005

≤0.005

Partial discharge under the rated voltage


≤10pC

≤10pC

≤10pC

≤10pC

Bending resistant test load

1000--5000N

1000--5000N

1000--5000N

1000--5000N

1000--5000N

The minimum nominal creepage distance


31mm/kV

31mm/kV

31mm/kV

31mm/kV


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