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1. Ratings:0.22~500KV (porcelain),0.22~220KV(composite)
2. Application:for protection of power transmission & distribution system from over-voltage.
3. Features:
1)Silicone polymer housing composite metal oxide surge arrester and porcelain housing metal Oxide surge arresters are available.
2)Easy installation and maintenance.
3)Good sealing capability to ensure reliable operation.
4)Protection and reliability of the surge arrester have been greatly enhanced.
1. Ambient air temperature:-40℃ ~+40℃ ;
2. Altitude:<=2000m;
3. Frequency: 48Hz~62Hz;
4. Power frequency voltage applied between terminals of surge arrester must not exceed continuous operating voltage of surge arrerter;
5. Earthquake intensity is less than 8 degree;
6. Max. Wind speed is 35m/s.