The visual intelligent cable is connected with the cable and the temperature measurement display warning system, and the condition of the cable in operation is fed back to the temperature measurement warning device, so as to realize the alarm, prevention, control and other functions.
Q/CNF 29-2022
Long-term allowable operating temperature of conductor:
Crosslinked polyethylene insulation: The long-term operating temperature of the conductor shall not exceed 900C, and the maximum temperature of the conductor shall not exceed 2500C during short circuit.
The laying temperature of the cable should not be lower than -200C.
Allowable bending radius of cable:
Armored cable: Bending radius not less than 15 times of cable diameter (D).
Unarmored cable: Bending radius shall not be less than 20 times of cable diameter (D).
The ambient temperature of the cable should not be lower than 0 ° C.