... ,HDILP-138 These products are belongs to Series 5:Line Post Insulator:33kV,69kV,115kV,138kV Main Technical ParametersTypeRated voltage(kv ... Insulator: 12~220kV (available end fitting: socket, ball, clevis, tongue, Y clevis, eye) Series 2: ANSI class DS series:15kV,25kV ... :15kV,24kV,33kV Series 4: Station Post Insulator:15kV,36kV,69kV,132kV Series 5:Line Post Insulator:33kV,69kV,115kV,138kV Your ...