TABLE 4

CURRENT CARRYING CAPACITIES OF TWO CORE 0.6/1KV INSULATED AND SHEATHED (INCLUDING COPPER BRAID SCREENED) FLEXIBLE CABLES WITH OR WITHOUT EARTH CONDUCTOR, WITH V-75 OR V-90 INSULATION

1 2 3 4 5
Conductor size Current-carrying capacity, A
Unenclosed     Enclosed
Spaced

Touching

Exposed to
Sun 
Wiring enclosed
in air

mm2 Cu Cu Cu Cu
1 18 17 14 15
1.5 23 21 16 19
2.5 30 29 22 26
4 40 38 30 33
6 51 48 36 43
10 72 67 51 58
16 95 89 67 78
25 125 119 88 99
35 156 146 107 124
50 195 184 133 153
70 245 230 165 193
95 293 275 194 226
120 347 325 227 269
150 397 372 257 304
185 450 422 287 348
240 536 500 335 420
300 612 572 377 473
400 725 676 438 570
500 830 773 491 643

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.