GFRP Dry Porcelain Insulation Transformer Bushing(Draw Lead Type)

GFRP dry transformer bushing are applicable aor the direct connection between transformers. Bushing can be installed horizontally, vertically or in any angles.

Main performance

Technical standards

GB/T 4109-2008 IEC60137 Ed.6.0

Rated voltage

72.5KV

126KV

145KV

170KV

Rated current

630-1250A


lmin power frequency dry avoltage withstand

155(140)kV

255KV

305KV

355(325)KV

Full-wave impulse withstand voltage of lightning

325kV

550KV

650KV

750KV

Under 1.05 times of maximum phase voltage tanδ

≤0 .004

Partial discharge under 1.5Um/√3

≤10pC

Bending resistant test load

2000N

3150N

3150N

3150

Minimum nominal creepage distance

31mm/kV

迦菩产品水印.jpg

Main performance

Technical standards

GB/T 4109-2008 IEC60137 Ed.6.0

Rated voltage

252KV

Rated current

630-1600A

lmin power frequency dry voltage withstand

505(460)kV

Full-wave impulse withstand voltage of lightning

1050kV

Operation impulse withstand voltage

850KV

Under 1.05 times of maximum phase voltage tanδ

≤0 .004

Partial discharge under 1.5Um/√3

≤10pC

Bending resistant test load

4000N

Minimum nominal creepage distance

31mm/kV



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