33kv Pin Insulator
33kv pin insulator also same type of Composite long rod insulators. Used for 11kV distribution power lines and we have exported more than 250,000pcs to Many countries and all is well accepted.
1.Technical data of 33kv pin insulator
Rated mechanical bending load
Min nominal creepage distance （mm
1min power frequency wet withstand voltage (kV)
Full wave lightning impulse withstand voltage peak value (kV)
2. Product advantage:
1). Silicon Rubber for sheds/housing.
2). Glass-fiber reinforced epoxy resin rod (ECR type) for core.
3). Hot dip galvanized cast steel for metal fittings.
4). Light weight (65-80% less than ceramic insulator).
5). High mechanical strength.
6). Each 33kv pin insulator is tested before shipment.
3. Company advantage:
1- We produce epoxy resin fiberglass rod by ourselves.
2- We produce HTV silicone rubber ourselves.
3- We produce HDG metal fittings ourselves.
4- The product range is complete, according to the needs of customers.
5- The company has first class design team.
6- The top comprehensive research and development manufacturing ability.