TABLE 1

CURRENT CARRYING CAPACITIES OF THREE SINGLE CORE 0.6/1 KV UNSCREENED FLEXIBLE CABLES WITH V-75 OR V-90 INSULATION

1 2 3 4 5 6
Conductor size Current-carrying capacity, A
Unenclosed Enclosed
Spaced
Spaced from
surface
Touching
Exposed to
Sun 
Wiring enclosed
in air
mm2 Cu Cu Cu Cu Cu
1 18 16 15 9 15
1.5 24 21 19 11 17
2.5 31 27 25 15 23
4 42 36 34 19 31
6 54 47 43 24 39
10 75 65 62 33 52
16 100 86 81 43 70
25 133 114 107 56 89
35 165 143 133 67 112
50 209 179 168 83 137
70 263 226 211 101 173
95 318 272 254 119 203
120 377 324 301 137 243
150 437 374 348 154 275
185 499 429 399 170 316
240 602 514 479 196 383
300 694 592 552 218 432
400 837 708 659 246 526
500 975 817 762 270 593
630 1153 950 884 299 675

These ratings are based on 30°C ambient air temperature and 15°C ambient soil temperature. Maximum conductor temperature 90°C. Copyright Standard New Zealand 2011. This data is based on content from Table 7, AS/NZS 3008.1.2:2010. For other conditions refer to the Standard for full details.

APPROX. DE-RATING FOR DIFFERENT AMBIENT TEMP. °C 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80
Factor 1.15 1.12 1.08 1.04 1.00 0.96 0.91 0.87 0.82 0.76 0.65 0.58 0.50 0.41 0.29

Copyright Standards New Zealand 2011. Selected tables from AS/NZS 3008.1.2:2010 Electrical installations - Selection of cables - Cables for alternating voltages up to and including 0.6/1 kV - Typical New Zealand conditions have been reproduced with permission from Standards New Zealand under Licence. Please refer to Standards New Zealand for the complete Standard available for purchase at www.standards.co.nz.

Firstflex has taken every precaution to ensure accurate information in this catalogue but accept no liability for any errors or omissions. Firstflex reserves the right to modify specifications at any time.