Thin Walled Electron Beam Irradiation Curing Process Cable Single Core With Copper Conductor, Size 10 Sq.Mm 3000V To Rdso Specn.No.Elrs/ Spec/Elc/0019 Rev.2 Of Feb.2011 The Requirement Of Working Voltage Upto And Including 1.8Kv Rms To Earth And 3 Kv Rms Between Phases On Ac Circuit.