33kv Surge Arrester

33kv Surge Arrester

33kv surge arrester which made by us adopt standard of GB 11032-2000 (eqv IEC60099-4:1991), the actual DC reference voltage, square wave discharge capacity and heavy current tolerance value are all higher than the state standards....

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33kv Surge Arrester 

Description

33kv surge arrester which made by us adopt standard of GB 11032-2000 (eqv IEC60099-4:1991), the actual DC reference voltage, square wave discharge capacity and heavy current tolerance value are all higher than the state standards. 

It not only has the advantages of porcelain metal oxide arrester, but also has good electrical insulation performance, high dielectric strength, resistance to leakage, corrosion resistance, heat resistance, cold resistance, aging resistance, explosion resistance, water repellency and good sealing performance.

Technical Specification

Rated voltage:

33kV

Continuous operating voltage:

27.5kV

Creepage distance:

1065mm

DC 1mA reference voltage:

50kV

The leakage current of 0.75-fold U1mA reference voltage:

≤ 30μA

Frequency 1mA reference voltage:

≥ 33kV

Continuous operating voltage resistive current:

≤ 200μA

4/10µ s high current impulse withstand:

100kA

8/20µ s lightning current impulse:

≤ 90kV

2000μs square wave current impulse withstand:

250A

Drawing of 33kv Surge Arrester

image001.jpg

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