Power line surge arrester
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This kind of product meets the requirements of GB11032-xx standard and IEC99-4 standard.
This kind of product is used for prevent the equipments of AC electrical power system against the damage of atmosphere over-voltage and operating over-voltage,35kv and more than 35kv products are all with pressure relief device, that can prevent quality bad products' explode harm. The 220kv products are all with average voltage devices.