Composite insulator Series 2: ANSI class DS series: 15kV, 25kV, 28kV, 35kV These insulators belongs to the ... -1 HDDS-2 HDDS-3HDDS-4Voltage Class KV15 252835ANSI Class - DS-15 DS25DS28DS35Specified Mechanical Load(SML) KN70707070Section Length mm330440480530Dry Arcing Distance ... , ball, clevis, tongue, Y clevis, eye)Series 2: ANSI class DS series: 15kV, 25kV, 28kV, 35kVSeries 3: Pin type insulator: 15kV ...