surge arrestor, polymer lighting arrestor Certification: ISO, KEMA Surge Arrester, Polymer Lightning Arrester specifications: Rated voltage: 15KVMcov: 12.7KV Arrester nominal current: 5KA/10KAMax. Residual voltage at 8/20 micro sec thunder shock: 45KV2ms square wave current withstand: 100A/200A4/10 micro sec current shock current withstand: 65KA/100KA