| Type | Designation | Application |
| VV | Copper conductor ,PVC insulated ,PVC sheathed power cable | For laying indoors, in tunnel or cable trench,unable to bear extermal mechanical forces. Single core cable is not permissible to lay in magnetic duct |
| VLV | Aluminium conductor ,PVC insulated ,PVC sheathed power cable |
| VY | Copper conductor, PVC insulated, PE sheathed power cable |
| VLY | Aluminium conductor ,PVC insulated ,PE sheathed power cable |
| VV22 | Copper conductor ,PVC insulated ,steel tape armoured ,PVC sheathed power cable | For laying indoors, in cable trench or direct in ground ,able to bear external mechanical forces, but unable to bear pulling force |
| VLV22 | Aluminium conductor ,PVC insulated ,steel tape armoured ,PVC sheathed power cable |
| VV23 | Copper conductor ,PVC insualted ,steel tape armoured ,PE sheathed power cable |
| VLV23 | Alunminium conductor ,PVC insulated ,steel tape armoured ,PE sheathed power cable |
| VV32 | Copper conductor, PVC insulated, steel wire armoured,PVC insulated power cable | For laying indoors, in cable or direct in ground ,able to bear external mechanical forces, but unable to bear large pulling forces |
| VLV32 | Aluminium conductor, PVC insulated ,steel tape armoured ,PVC sheathed power cable |
| VV33 | Copper conductor, PVC insulated steel wire armoured , PE sheathed power cable |
| VLV33 | Aluminium conductor , PVC insulated , streel wire armoured ,PE sheathed power cable |
| Note: The armoured single core cables is only used for D.C.system. As for A.C.system,non-magnetic armored material should be applied |
4. Nominal Cross-sectional Areas:
1.5 mm2 , 2.5 mm2 ,4 mm2 , 6 mm2 , 10 mm2 , 16 mm2 ,25 mm2 , 35 mm2 , 50 mm2 ,70 mm2 , 95 mm2 ,120 mm2 ,150 mm2 ,185 mm2 ,240 mm2 ,300 mm2 400 mm2 500 mm2 630 mm2 800 mm2
5. Production Range:
single core cable from 1.5 mm2 to 800 mm2,muli-core cable from 1.5 mm2 to 400 mm2
6. Operating Characteristics:
Rated power-frequency voltage u0/u: 0.6/1KV 3.6/6KV 8.7/15KV 12/20KV 18/35KV
Max permissible continuous operating temperature of conductor 70
Max short-circuit temperature of the conductor shall not exceed (Max 5 seconds duration): cross-section of conductor 300 mm2
The ambient temperature under installations should not be below 0
The bending radius of single core cable should not be less than 20 times of the cable diameter ,the bending radius of multi-core cable should not be less than 15 times of the cable diameter.
