Overhead insulated cable of rated voltage up to and including 1kV

1.Application

It’s mainly used for the overhead power circuit of rated voltage up to and including 1kV

2.Standard

GB/T12527-2008

3.Model and Name

JKV/JKLV PVC insulated overhead insulated cable

JKYJ/JKLYJ XLPE insulated overhead insulated cable

JKY/JKLY PE insulated overhead insulated cable

4.Structure diagram

5.Specification

6.Application Condition

a. It is suitable for power frequency A.C. system, when it is applied to D.C. system, the nominal voltage of this system should not be more than 1.5 times of rated voltage of cable;

b. It is suitable for occasions where the max ambient temperature is lower than 50℃ ;

c. It is applicable for aerial installation.

7.Working Condition

a. Max permissible working temperature of PVC and PE insulated conductors for long-term working temperature is 70℃;

b. Max permissible temperature of A.C. PE insulated conductors for long-term working temperature is 90℃;

c. Laying temperature of cable should not be lower than -20 ℃ ;

d. Min bending radius of cable: for cables whose outside diameter is smaller than 25mm, it should not be smaller than 4 times of cable diameter ,for cables whose outside diameter is larger than 25mm, it should not be smaller than 6 times of cable diameter.

8.Structure Size and technical parameter