Uses & Classifications
The wall porcelain casing is suitable for power stations, substations, power distribution devices and high-voltage electrical appliances with power frequency AC voltage below 35 kV as the insulation and support of the conductive part through the wall or other grounding objects, and the casing is suitable for the ambient temperature of -40°C ~ +40°C. The porcelain casing through the wall is divided into outdoor and indoor according to the installation place. According to the structure, it is divided into guide rod type and bus type. According to the conductor material used, it is divided into aluminum conductor and copper conductor. According to the installation location, it is divided into ordinary type and stain-resistant type.
Technical standards
The high-pressure through-wall porcelain casing is manufactured according to the national standard GB12944.1 ~ 12944.2.
Dimensions
When ordering, please specify:
Voltage level, current magnitude.
The conductor is made of copper or aluminum.
The number and size of the conductors.
The size of the mounting hole for the fixing flange
The size of the conductor connection hole.
