The vast majority of countries or industries have clear standard regulations for the wires and cables we produce now, with the main purpose of ensuring uniform design and use. I will mainly introduce several wire and cable standard codes related to the products produced by our company.

1) GB 5023-1997 Polyvinyl chloride insulated cables with rated voltage of 450/750V and below

2) JB 8734-1998 PVC insulated cables, wires and flexible cords with rated voltage of 450/750V and below

2) GB 5013-1997 Rubber Insulated Cables with Rated Voltage of 450/750V and Below

3) GB/T 12706-2002 Extruded Insulated Power Cables and Accessories with Rated Voltage from 1kV to 35kV

4) GB/T 9330-1988 Plastic Insulated Control Cables

Illustrate with examples

a）VV-0.6/1 3×150＋1×70 GB/T 12706.2-2002

Copper core PVC insulation PVC sheathpower cableThe rated voltage is 0.6/1kv, with 3+1 cores. The nominal cross-section of the main core is 150mm2, and the cross-section of the fourth core is 70mm2.

b）BVVB-450/750V 2×1.5 JB 8734.2-1998

Copper core PVC insulated PVC sheathed flat cable, rated voltage 450/750v, 2-core, nominal conductor cross-section 1.5mm2.

c）YJLV22-8.7/10 3×120 GB/T 12706.3-2002

Aluminum core cross-linked polyethylene insulation, steel strip armor, polyvinyl chloride sheathpower cableThe rated voltage is 8.7/10kv, with 3 cores, and the nominal cross-section of the main core is 120mm2.