2023-02-03
Due to the long-term exposure of the porcelain surface to the dirty atmosphere, the surface gradually accumulates dirt. These dirt containing salt, acid, and alkaline components are generally soluble in water, and the dirt is soluble in water.
2023-01-04
At present, the composite insulators developed and produced in the world include: line post composite insulator, long rod composite insulator, post composite insulator, hollow multiple insulator, interphase composite spacer and multiple insulator for electrified railway.
2022-12-09
Switches installed on outdoor poles in 10kV overhead power distribution lines are used in suburban and rural power distribution networks as mechanical switching equipment for breaking, closing and carrying line load current and fault current.