TABLE - 44
CURRENT RATINGS & VOLTAGE DROP OF THE CABLES - 600/1000 V Single Core Aluminium, XLPE insulated Armoured/Unarmoured Cables.
In Air
In Ground
I n Duct
Approx Voltage drop of 3 Single core cables (3 Phase System)
Area
Single Core in Trefoil
Single Core in Trefoil
Single Core in Trefoil
Unarmoured Armoured
Armoured
Armoured
Trefoil
mm²
A
A
A
A
V/A/km
16
72
72
84
79
4.25
25
94
94
109
103
2.68
35
118
118
127
123
1.93
50
129
135
152
153
1.44
70
165
172
187
186
1.00
95
204
211
224
219
0.733
120
237
245
255
248
0.587
150
274
282
285
271
0.490
185
319
325
322
301
0.402
240
381
385
372
341
0.324
300
442
441
418
377
0.276
400
535
526
481
415
0.236
500
619
595
534
451
0.209
630
713
672
589
485
0.188
800
833
760
649
520
0.175
1000
956
843
706
559
0.166
Operating Conditions Ambient air temp.
50 °C 35 °C
Ground temp. Depth of Laying
0.50 m
Thermal resistivity of Soil
1.2 K.m/W
37 MKK XXS002-02/01-12-2014
Made with FlippingBook Annual report