... to IEC60099-4, IEC37-199/CDV This kind arrester is used to protect AC electrical equipments of power ... and operation over-voltage.Keystone:The zinc oxide arrester is the most advanced over-voltage protector in ... core component mainly adopt zine oxide arrester, compared with the conventional siliconcarbide arrester, this presciption of the product ... its Max MCOV 0.22-110KV Polymer Lightning Arrester