It can still keep good dome performance in cold climate. The lowest cold resistance temperature of the cable is -60℃, and the temperature that the cable can run for a long time in the outdoor environment is -60℃---40℃. The bending radius of the cable shall be 5 times the diameter of the cable when the cable is connected to the electrical equipment and unconnected and unconnected in the corresponding temperature class condition. There shall be no impact force on the cable during operation.