Overhead Insulated Cable(10kV,35kV )

Overhead Insulated Cables(10kV,35kV ) are suitable for overhead distribution lines with rated AC voltage U(um) 10(12)kV and 35 (42) kV

Two: Standards of Overhead Insulated Cable(10kV,35kV )

GB 14049-1983 10kV, 35kV overhead insulated cable

Three: Characteristics of Overhead Insulated Cable(10kV,35kV )

One) Rated voltage: 10kV, 35kV;

Two) Min. laying temperature: -20

Three) Max. temperature of cable when short circuit(5s)

HDPE insulation 150 XLPE insulation 250

Four) The Max. long term working temperature of conductor:

HDPE insulation in 75 XLPE insulation in 90

Five) Every fault time of single phase earthing time shall be less than one minute, shall be less than 8h per time and be less than 125h every year.

Six) Min. curving radius of cable

a) Single core wires: 20(D+d)±5%mm, TR structure is 20Dmm;

b) Multi cores cable: 15(D+d)±5%mm.