Overhauling single pole,PT,CT,coupling capaling capacitor,GW6 Knife switch private overhauling tools. Technologic standard:GB17620-1998.Electric power:450kv/1.8m,without flashover and breakdown.Work load:800N.Static load test:2000N.Dyamic load test;1200N.Platform footplate;skidproof design.Footplate;skidproof deign. Insulating pole ladder