Description:
Oil-free, gas-free, no filling, maintenance free;
Large insulation margin for the design, semiconductor capacitance screen, with raise discharge inception voltage to the maximum extent, with no partial discharge in operation;
Heat resisting and dire-retardant insulating material, with no decomposition stable electric property, and no danger of combustion or explosion;
Compact structure, small volume, lightweight, convenient transportation, installation at any angle;
Reinforced winding of fiberglass and optimized mechanical lay own design with high bend strength, excellent mechanical property, suitable for earthquake affected areas;
Short processing cycle, customized according to customer requirements;
Slastic composite shell has good antifouling property, self-cleaning without sweeping and applicable in heavily polluted areas;
Long service life, low long-term running cost.
Main Performance | |||
Technical standards | GB/T 4109-2008 IEC60137 Ed.6.0 | ||
Rated voltage | 12KV | 24KV | 40.5KV |
Rated current | 4000-5000A | ||
lmin power frequency dry voltage withstand | 28KV | 50KV | 95KV |
Full-wave impulse withstand voltage of lightning | 75KV | 125KV | 200KV |
Under 1.05 times of maximum phase voltage tanδ | ≤0.004 | ||
Partial discharge under 1.5Um/√3 | ≤10pC | ||
Bending resistant test load | 3150N | 3150N | 4000N |
Minimum nominal creepage distance | 31mm/kv |
Main Performance | ||
Technical standards | GB/T 4109-2008 IEC60137 Ed.6.0 | |
Rated voltage | 72.5KV | 126KV |
Rated current | 630-3150A | |
lmin power frequency dry voltage withstand | 140KV | 185KV |
Full-wave impulse withstand voltage of lightning | 32 KV | 450KV |
Under 1.05 times of maximum phase voltage tanδ | ≤0 .004 | |
Partial discharge under 1.5Um/√3 | ≤10pC | |
Bending resistant test load | 2000-4000N | 3150-4000N |
Minimum nominal creepage distance | 31mm/kv |
Main Performance | |
Technical standards | GB/T 4109-2008 IEC60137 Ed.6.0 |
Rated voltage | 252KV |
Rated current | 630-5000A |
lmin power frequency dry voltage withstand | 395KV |
Full-wave impulse withstand voltage of lightning | 950KV |
Operation impulse withstand voltage | 650KV |
Under 1.05 times of maximum phase voltage tanδ | ≤0 .004 |
Partial discharge under 1.5Um/√3 | ≤10pC |
Bending resistant test load | 4000-5000N |
Minimum nominal creepage distance | 31mm/kv |