Provide more support to the O.H pole

Protect from short between conductors

Reduce the sag of the lines between poles

Holding the insulators where the conductors are fastened

Public safety is more

Faults can be located easily

No interference with the communication lines

Not liable to the hazards from lightning discharges

Mobile substation

Mining substation

Secondary substation

Distribution substation

Whole string become useless

No effect operates normally

Only the damaged disc will not function

Damaged insulator and the adjacent insulator will not function

Keeping binding turns very close

Making binding turns very tight

Providing guard wires below the conductors

Providing more than one binding