... voltage divider. resonance test system,AC Resonance Withstand Voltage Test system,high voltage test systemTransformer, GIS, SF6 switch, CT/PT, insulator, bus ... divider, then can finish the DC voltage withstand test.Products features 1.It with smaller volume, lighter ... 800kV 220kV transformer ≤80000kVA 110kVtransformer≤ 50000kVA 500kVGIS,PT,CT, etc. 220kVswitch,GIS,PT,CT, etc. 110kV(400mm2) cable≤1. ...