Ceramic Condenser Wall Bushing

Condenser Wall bushings are designed to lead the electrical current through walls. It is apply to indoor type AC/DC transformer substation lead through the wall or floor, which is dry-type, oil-free, anti-seismic, anti-explosive and maintenance-free etc. External insulation is ceramic or...

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Condenser Wall bushings are designed to lead the electrical current through walls. It is apply to indoor type AC/DC transformer substation lead through the wall or floor, which is dry-type, oil-free, anti-seismic, anti-explosive and maintenance-free etc. External insulation is ceramic or porcelain.

These bushings are available from 1 kV to 1100kV.



Technical standards

IEC 60137 Ed.6.0

IEC 60137 Ed.6.0

IEC 60137 Ed.6.0

Rated voltage

72.5kV

126kV

252kV

Rated current

1-4000A

1-4000A

1-2500A

1min power frequency dry(wet) voltage withstand

140kV

185kV

395kV

Full-wave impulse withstand voltage of lighting

325kV

450kV

950kV

Under 1.05 times of maximum phase voltage tan δ

≤0.005

≤0.005

≤0.005

Partial discharge under the rated voltage

≤10pC

≤10pC

≤10pC

Bending resistant test load

1000--5000N

1000--5000N

1000--5000N

The minimum nominal creepage distance

31mm/kV

31mm/kV

31mm/kV


If you have more technical requirement, please contact us freely.

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