Lightning Protection Electric Porcelain Surge Arrester With Insulating Bracket , Single Phase
Detailed Product Description
||Porcelain Surge Arrester
||Ceramic, Porcelain Housing
|Number Of Poles:
||KEMA Type Test Report
Lightning Protection Electric Cearmic Zinc Oxide ZnO Surge Arrester With Insulating Bracket
Porcelain Surge Arrester for 35~220kv alternating system
- It adopts double sealing structure, the core encapsulates by molded silicone rubber which completely solves the sealing problem of porcelain housed products.
- It has a two-way pressure release structure.
- Its core component ZnO varistor has good pressure ratio, consistency, large flow capacity and high reliability.
- E creepage distance of porcelain housed products is wide which is suitable for IV level heavy pollution areas.
- Rated voltage: 51KV
- Maximum system voltage: 52KV
- Continuous operating voltage: 40.8KV
- Height b: 1100mm
- Gross weight: 70Kg
- Lightning impulse withstand: 250KV
- Power frequency voltage withstand(dry/wet): 120/100KV
|Mximum System voltage Kv Um
||Rated voltage KV
||Continuous operating voltage KV
||1/5μs residual steep impulse current KV
||8/20μs residual voltage of lightning impulse current
||30/60μs residual voltage impulse current KV
||Line discharge level
||2ms long durationg current A
||4/10μs high current impulse KA
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