This standard specifies the test equipment, sample preparation, test procedure, test result evaluation and precautions for wire and cable DC voltage test. This standard is mainly applicable to the withstand DC voltage test of various types of power cables and their accessories, and communication cables can also be used as a reference.
GB/T 3048.14-1992 history
2007GB/T 3048.14-2007 Test methods for electrical properties of electric cables and wires.Part 14: DC voltage test
1992GB/T 3048.14-1992 Electric cables and wires--Method for D.C.voltage test