Aerial Bunched Cables for working voltage grade upto 1100V (IS: 14255-1995)

Designation

Insulation Thickness(mm)

Nom Overall Diameter(mm)

Approx Weight Kg/Km

Approx Current Carrying Capacity(Amps)

HDPE Insulated

XLPE Insulated
3 x 16 + 25 1.2 19 270 52 67
3 x 25 + 25 1.2 22 370 68 100
3 x 35 + 25 1.2 24 450 85 125
3 x 50 + 35 1.5 32 630 103 150
3 x 70 + 50 1.5 35 875 125 190
3 x 95 + 70 1.5 38 1160 150 236

Janta Cable  LV ABC detailed specification

Characteristic

Units

Nominal Cross-sectional area of conductor, mm2
16 25 35 50 70 95 120 150
Numbers of cores   2/4 2/3/4 2/3/4 2/3/4 4 2/4 4 4
Form of conductors   strain dedco mpacted circular
Number of wires in conductor   7 7 7 7 19* 19* 19* 19*
Diameter of conductors • min Mm 4.5 5.8 6.8 8.0 9.6 11.3 12.8 14.1
• max Mm 4.8 6.1 7.2 8.4 10.1 11.9 13.5 14.9
Maximum d. c. resistance of conductor in the cable at 200 C W/km 1.91 1.20 0.868 0.641 0.443 0.320 0.253 0.206
Minimum breaking load of conductor (calculation) based on a minimum conductor  tensile stress of 140 Mpa) kN 2.2 2.2 4.9 7.0 9.8 13.3 16.8 21.0
Minimum average thickness of insulation excluding ribs mm 1.3 1.3 1.3 1.5 1.5 1.7 1.7 1.7
Minimum thickness of insulation at any point mm 1.07 1.07 1.07 1.25 1.25 1.43 1.43 1.43
Maximum thickness of insulation at any point excluding ribs mm 1.91 1.9 1.9 2.1 2.1 2.3 2.3 2.3s
Maximum diameter of core
(excluding ribs)		 mm 7.9 9.2 10.3 11.9 13.6 15.9 17.5 18.9