what is"Hybrid Post Insulator"?

Usage: 
* Used for outdoor substation, distribution device as well as high voltage electrical equipments
* System Voltage: 11kV, 33kV, 66kV(69kV), 132kV, 230kV, 400 kV
* Specified Cantilever Load (SCL):2-25 kN
* Color: Brown, Gray, or Customer’s requirement
* Applicable Standard: IEC or Customer requirement
* Applicable Condition: environment temperature from -50℃ to +50℃,
altitude from 0 ~ 4000 meters above sea level, and medium &
heavy pollution area, especially for heavy earthquake areas.

Structure:
* Porcelain Core;
* Silicone Rubber Shed；
•   Applicable Standard: IEC60168, IEC60273, IEC62231.
•  Different design could be supplied as customer requests.