Aerial insulation cable

Detailed Product Description

Aerial insulation cable:

Strand

The product shall comply with the standards GB12527-90 and GB14049-93

Operating characteristics

1)The rated volatge of vables has three classes:0.6/1KV,10KV

2)Contunuous permissable operating temperure:PVC insulation  70°C

                                                                     PE insulation     70°C

                                                                     HDPE insulation  75°C

                                                                     XLPE insulation   90°C

3)Max.temperature of cable under short-ciruit(5sec,max.duration)

                                                                 PVC insulation :  160°C

                                                                  PE  Insulation:     130°C

                                                                 HDPE insulation:  150°C

                                                                 XLPE insulation:  90°C

4)Laying temperature of cable not less than -  20°C

5)Operating ambient temperature of cables:-40  °C-40°C

Relative humidity in rainy season not less than 90%.

6)Permissible bending radius of cable:

cable for rated voltage up to and including 0.6/1KV

bending radius not less than 4D for cable diameter ,less than 25mm

bending radius not less than 6D for cable diameter,more than 25mm

cable for rated voltage 10KV

single-core cable:20(D+d)±5%

multi-core cable:15(D+d) ± 5%