HIGH DENSITY POLYETHYLENE INSULATED CABLES
300/500V XLPE/AL-HDPE/PA/SWA/PVC
Cross-section drawing
Dimensions & Weight
|
3 |
4 |
5 |
1.5 |
7/0.53 |
1.59 |
0.5 |
0.75 |
0.3 |
1.25 |
1.6 |
24.5 |
1010 |
12.3 |
13.0 |
245 |
85 |
40 |
10 |
1.5 |
7/0.53 |
1.59 |
0.5 |
0.75 |
0.3 |
1.6 |
1.8 |
31 |
1600 |
12.3 |
13.0 |
310 |
85 |
40 |
20 |
1.5 |
7/0.53 |
1.59 |
0.5 |
0.75 |
0.3 |
1.6 |
2.0 |
37 |
2270 |
12.3 |
13.0 |
370 |
85 |
40 |
30 |
1.5 |
7/0.53 |
1.59 |
0.5 |
0.75 |
0.3 |
2.0 |
2.1 |
44 |
3310 |
12.3 |
13.0 |
440 |
85 |
40 |
1 No of Pairs
2 Nominal Sectional Area (mm2)
3 No./Dia. of Wire (No./mm)
4 Approx. Outer Diameter (mm)
5 Minimum Thickness of Insulation (mm)
6 Minimum Thickness of HDPE Bedding (mm)
7 Minimum Thickness of Polyamide Coating (mm)
8 Nominal Diameter of Armour Wire (mm)
9 Nominal Thickness of Outer Sheath (mm)
10 Approx. Overall Diameter (mm)
11 Approx. Cable Weight (kg/km)
12 Maximum Conductor Resistance @20˚C (Ω/km)
13 Maximum Conductor Resistance @35˚C (Ω/km)
14 Minimum Bending Radius (mm)
15 Maximum Mutual Capacitance (pF/m)
16 Maximum L/R Ratio (μH/ Ω)
Construction
Conductor : Plain annealed copper, stranded, class 2 as per BS 6360.
Insulation : Flame retardant XLPE compound.
Twinning : Two insulated cores shall be twisted to form a pair. ( 10 to 14 twist per meter )
Filler : Non-hygroscopic filler applied at the manufacturer's discretion
Drain wire : 0.5mm²(20/0.18mm) tinned annealed copper wire laid under the laminated aluminium.
Bedding : AL/HDPE/PA composed of laminated aluminium (nom. aluminium thickness 0.20mm),
Black HDPE and olyamide layer.
Armour : Galvanised steel wire with binding tape.
Outer sheath : Black(non IS) or Blue(IS) coloured PVC compound having flame retadant properties
complying to IEC 60332-3 Cat. A, with oxygen index > 30 to ASTM D2863 : 91 and
impregnated with anti-vermin additive. |
