The main technique parameter of polymer insulator 138 kv 1. The design of shed adopted unique aerodynamics principle. 2. The end seal adopted tje high temperature sulfuration high pressure seal technique, to achieve to the aim of three-protection, to ensure the end seal of metal fitting is reliable performance. 3. Adopt international advanced joint the technique for metal fitting connection 4. Sheath thickness accord with accord the IBC international standard.
Rated Voltage (kV)
Breaking Load (kN)
Insulation Height (mm)
Creepage Distance (mm)
Unbrella Diameter (mm)
1min power frequency wet withstand voltage (kV)
Full wave lightning impulse withstand voltage (peak value)