Insulation gr

Diameter in mm

No of conductor

Size of conductor in gauge

Mica

Fibre

Plastic

Leathroid

To increase dielectric strength

To add more mechanical strength

To increase the current carrying capacity

To protect the wire

Double cross tap joint

Western union joint

Scarfed joint

Aerial tap joint

Plain tap joint

Aerial tap joint

Knotted tap joint

Duplex cross joint