Low Voltage Armoured Underground Cable

Underground cable structure
Conductor: Solid or stranded copper
Insulation:  Polyvinyl chloride (PVC)
Filler: Polypropylene filament with lapped binding tape
Binder: Binding tape
Inner sheath: Polyvinyl chloride (PVC)
Amour: Galvanized steel wire armored(SWA) or steel tape armored(STA)
Sheath: Polyvinyl chloride (PVC)

 

Low Voltage Armoured Underground Cable Operating characteristics
1) Rated Voltage: 0.6/1kV
2) Max. working temperature: 70°C (pvc insulation), 90°C (xlpe insulation)
3) Max. temperature during short circuit (≤5S): 160°C (PVC insulation), 250°C(XLPE insulation)
4) Conductor: class 1 and 2 copper or aluminum
5) Shape of conductor: circular and sectional
6) Sectional area: 1.5 - 630mm2
7) Insulation: PVC / XLPE
8) No. of cores: 1, 2, 3, 3+1, 3+2, 4, 4+1, 5
9) Armor: steel wire or steel tape available
10) Sheath: PVC
11) Min. beding radius: 15 times cable radius (single core),  12 times cable radius (multi cores)
12) Max. conductor DC resistance at 20 °C

Low Voltage Armoured Underground Cable

Underground cable application 

TYPE		Description of Cable	Main Applications
CU core	AL core
VV32	VLV32	Copper/Aluminum core,PVC insulated,thin steel wire armored,PVC sheathed power cable	Thin steel wire armoured PVC cables are used in case of great difference of levels or vertical installation and Can do vertical burial.Can bear moderate positive pressures and tension forces.
VV33	VLV33	Copper/Aluminum core,PVC insulated,thin steel wire armored,PE sheathed power cable
VV42	VLV42	Copper/Aluminum core,PVC insulated,thick steel wire armored,PVC sheathed power cable	Thick steel wire armoured PVC cables are suited for vertical installation and can be laid water or sea-bottom.Can bear greater positive pressures and tension forces.
VV43	VLV43	Copper/Aluminum core,PVC insulated,thick steel wire armored,PE sheathed power cable

Main products:
Low voltage  Underground cable,Electrical wire cable,Below 35kV voltages of XLPE insulated cables, Armored cables, Control cables, Rubber cables, PVC insulated wires and cables, BV wire,House wire; Bare stranded conductors(AAC,ACSR,AAAC,ACAR); etc.