Compression type fittings are most widely accepted practice on EHV lines because of its high Mechanical reliability and Electrical continuity. For distribution line bolted type clamps are popular mainly because of easier installation, without any special tool, maintenance advantage and continuity of jumper. However because of vibration and loosening problems quite often localized heating affects performance and cause outage.
These can be supplied for all conductor & earthwire sizes. Aluminium joints are extruded type and steel joints of galvanized special steel.
Galvanized steel joints supplied for earthwires.
Available in high strength, high conductivity aluminum alloy for both tapered and performed type. Ferruels, dies and presses for tapered rods available on request. Performed rods are ball ended type for corona free performance and can be applied without tools.
Dampers are of Stockbridge type with efficient one bolt grip and ease of application even on live line. Weights are of galvanized iron, clamp of aluminum alloys & steel cable of high tensile galvanized stranded wires protected with flexible sheathing.
