30kv surge arrester material: ZnO varistor, silicon rubber housing
net weight: 2.5 kg
package: Carton
confirm to IEC60099

30kv surge arrester Normal service conditions:
1.The ambient air temperarture is not higher than +40 degree. not lower than -40 degree.
2.The altitude above sea level does not exceed 2000m
3.Power frequency 48Hz~62Hz
4.Maximum wind speed does not exceed 35m/s

5.The earthquake intensity does not exceed 7 degrees
6.The voltage that long-time exerted shouln't exceed its Max MCOV