... -2 HDDS-3HDDS-4Voltage Class KV15 252835ANSI Class - DS-15 DS25DS28DS35Specified Mechanical Load(SML) KN70707070Section Length mm330440480530Dry Arcing ... -4679Our range of composite insulator: Series 1: Suspension Insulator: 12~220kV (available end fitting: Socket, ball, clevis, tongue, ... Y clevis, eye)Series 2: ANSI class DS series: 15kV, 25kV, 28kV, 35kVSeries 3: Pin type insulator ...