| Class |
Symbol |
| PVC insulated single-core cord |
VSF |
| Heat-resistant PVC insulated single-core cord |
HVSF |
| PVC insulated twin-twised cord |
VTF |
| Heat-resistant PVC insulated twin-core cord |
HVTF |
| PVC insulated flat cord |
VFF |
| Heat-resistant PVC insulated flat cord |
HVFF |
| PVC insulated cabtyre round cord |
VCTF |
| Heat-resistant PVC insulated cabtyre round cord |
HVCTF |
| PVC insulated cabtyre oval cord |
VCTFK |
| Heat-resistant PVC insulated cabtyre oval cord |
HVCTFK |
| 600V grade PVC insulated and sheathed |
VCT |
