Professional cable systems

Permissible current loads on cables

cores (mm 2 ) Armored and non-armored wires and cables
Single-core Two-core Three-core
when laying
in the air  in the air in the ground in the air in the ground
Cu Al Cu Al Cu Al Cu Al Cu Al
1.5 23 19 33 19 27
2.5 thirty 23 27 21 44 34 25 19 38 29
4 41 31 38 29 55 42 35 27 49 38
6 50 38 50 38 70 55 42 32 60 46
ten 80 60 70 55 105 80 55 42 90 70
16 100 75 90 70 135 105 75 60 115 90
25 140 105 115 90 175 135 95 75 150 115
35 170 130 140 105 210 160 120 90 180 140
50 215 165 175 135 265 205 145 110 225 175
70 270 210 215 165 320 245 180 140 275 210
95 330 255 260 200 385 295 220 170 330 255
120 385 295 300 230 445 340 260 200 385 295
150 440 340 350 270 505 390 305 235 435 335
185 510 390 405 310 570 440 350 270 500 385
240 605 465