GFRP Dry Porcelain Insulation Transformer Bushing(Draw Lead Type)

Application:

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   IEC 60137   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

3150N

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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