Porcelain Disc Suspension Insulator 52-3

Introduction and technology drawing:
Disc suspension insulator is an assembly of one or more shells with metallic fittings. They are nonrigid supporting type. It can be divided into ball & socket type and clevis & tongue type. This structure enables them form the insulator string by fitting intothemselves one another as per voltage requirement. A suspension insulator set complete with the fittings is used to carry a line conductor or conductors at its lower end. The top is fixed to the crossarm of the tower.