Loading Port:China main port
Payment Terms:TT OR LC
Min Order Qty:500 m
Supply Capability:50000 m/month
Electric cable for rated voltage 0.6/1KV
Type | Name | Allplication |
VV | Copper conductor, PVC insulated, PVC sheathed electrical cable | For laying indoors, in tunnel or cable trench, unable to bear external mechanical forces. Single core cable in magnetic duct is not permissible.
|
VLV | Aluminium conductor, PVC insulated, PVC sheathed electrical cable | |
VY | Copper conductor, PVC insulated, PE sheathed electrical cable | |
VLY | Aluminium conductor, PVC insulated, PE sheathed electrical cable | |
VV22 | Copper conductor, PVC insulated, steel tape armoured, PVC sheathed electrical cable | For laying indoors, in tunnel or cable trench, able to bear external mechanical forces, but unable to bear large pulling force.
|
VLV22 | Aluminium conductor, PVC insulated, steel tape armoured, PVC sheathed electrical cable | |
VV23 | Copper conductor, PVC insulated, steel tape armoured, PE sheathed electrical cable | |
VLV23 | Aluminium conductor, PVC insulated, steel tape armoured, PE sheathed electrical cable | |
VV32 | Copper conductor, PVC insulated, steel wire armoured, PVC sheathed electrical cable | For laying indoors, in tunnel, cable trench, well and direct buried. Able to bear external mechanical forces and determinate pulling force. |
VLV32 | Aluminium conductor, PVC insulated, steel wire armoured, PVC sheathed electrical cable | |
VV33 | Copper conductor, PVC insulated, steel wire armoured, PVC sheathed electrical cable | |
VLV33 | Aluminium conductor, PVC insulated, steel wire armoured, PVC sheathed electrical cable |
Installation and operation of cable
l In air
1. The centre distance between of single cores laid in paralled
Cross section mm2 | Centre distance |
Less than or equal to 185mm2 | Twice of the cable diameter |
Above 185mm2 | 90mm |
2. Ambient air temperature: 40°C
3. Maximum operating temperature of conductor: 70°C
4. Current carrying rating factor for different ambient air temperature
Ambient air temperature(°C) | 20 | 20 | 30 | 35 | 40 | 45 |
Rating factor | 1.29 | 1.22 | 1.15 | 1.08 | 1.0 | 0.91 |
l Direct in ground
1. The single cables are installed separately. The centre distance between cables is twice of he cable diameter.
2. Soil temperature: 25°C
5. Maximum operating temperature of conductor: 70°C
3. Thermal resistivity of soil: 1.0°C. m/W
4. Depth of direct buried: 0.7m
5. Current carrying rating factor for different soil temperature
Soil temperature(°C) | 20 | 20 | 30 | 35 | 40 |
Rating factor | 1.04 | 1 | 0.96 | 0.92 | 0.87 |
