Flame-retardant B1-level high-heat-resistance energy-saving environment-friendly polypropylene insulated power cable

• Main Authors: XIE HAISHUN, XI YOUJIAN, JIANG SIMIN, WANG FEI, LUO SHAOWU, NING GONGKUO, YU XIAOFU, SONG CANFENG
• Format: Patent
• Language: Chinese; English
• Published: 06.02.2024
• Subjects: BASIC ELECTRIC ELEMENTS; CABLES; CONDUCTORS; ELECTRICITY; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES

The utility model relates to the technical field of power cables, and discloses a flame-retardant B1-level high-heat-resistant energy-saving environment-friendly polypropylene insulated power cable, which comprises a plurality of shielding guide cores, the outer surfaces of the shielding guide cores are jointly sleeved with a flame-retardant B1-level lining layer, a filler is arranged between the shielding guide cores and the flame-retardant B1-level lining layer, and the flame-retardant B1-level lining layer is arranged between the shielding guide cores and the flame-retardant B1-level lining layer. The outer surface of the flame-retardant B1-level lining layer is provided with an armor layer, and the outer surface of the armor layer is provided with a flame-retardant B1-level outer sheath. According to the utility model, the conductor T-shaped structure twisting design is adopted, so that the compression coefficient, the electrical performance and the surface quality of the conductor are greatly improved; t