10KV,35KV Overhead insulated cable

B) Muti cores cable:15(D+d)+5%mm.

6.A) Single core wires:20(D+d)+ 5%, TR structure is 20 Dmm.

5.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.

HDPE(insulation) in 75^oC, XLPE (insulation)in 90^oC

4.The Max, Long term working temperature o conductor:

HDPE(insulation)150^oC,XLPE(insulation)250^oC

3.Max, temperature of cable when short ciucuit(5s)

2.Min, laying temperature:-20^oC

1. Rated voltage:10kv,35kv

Characteristics:

GB 1409-1980(10KV,35KV overhead insulated cable)

Overhead insulated cable is suitable for overhead distribution lines with rated AC voltage U(Um) 10 (12)kv and 35 (42) kv.