GT (ground wire)


  • Used to protect the power lines of voltage 35kV and above from lightning overvoltage and for construction of optical communication systems via optical fiber.
GT (ground wire)
  1. Aluminum clad steel wire
  2. Stranded aluminum clad steel wires and/or aluminum alloy wires
(8342) 473-813, 480-299
Nominal overall diameter, mmfrom 7,6 to 30,0
Total mass of wire kg/km from 250 to 3500
Temperature range of operation, °C -60… +85
Temperature range of installation, °C Not lower then -30
Minimal bending radius not less than 20 diameters
Lifetime 50 years
Guarantee exploitation 5 years after commissioning, no more than 5,5 years from the date of delivery
Tensile strength From 20,0 kN to 500,0 kN
Crush strength not less than 10kN/100