AS/NZS 3008.1.2:2017
Table 30, 34, 35
Reactance at 50 Hz and a.c. resistance at 50 Hz
The voltage drop, voltage rise, loop impedance and cable size tools read conductor resistance and reactance at the operating temperature from this data. The loop power budget reads the conductor resistance.
Kua manatokotia: pānuitia ki te paerewa tā, whārangi 98, 102–103. I tirohia 24 Sept 2026.
Ngā unit: R ohm/km, X ohm/km
Ko ēnei ngā uara e tuhia ana e AmpSize. Kāore he kupu o te paerewa e tuhia ana. Whakamanahia ki te paerewa o nāianei.
20 rārangi
| Size | R pvc 75 | R xlpe 90 | R al pvc 75 | R al xlpe 90 | X (ohm/km) | X multicore pvc | X multicore xlpe | X single core trefoil pvc | X single core trefoil xlpe | X single core flat pvc | X single core flat xlpe |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 25.8 | 27 | — | — | 0.119 | 0.119 | 0.114 | 0.168 | 0.166 | 0.184 | 0.181 |
| 1.5 | 16.5 | 17.3 | — | — | 0.111 | 0.111 | 0.107 | 0.157 | 0.155 | 0.172 | 0.17 |
| 2.5 | 9.01 | 9.45 | — | — | 0.102 | 0.102 | 0.0988 | 0.143 | 0.141 | 0.159 | 0.156 |
| 4 | 5.61 | 5.88 | — | — | 0.102 | 0.102 | 0.093 | 0.137 | 0.131 | 0.152 | 0.146 |
| 6 | 3.75 | 3.93 | — | — | 0.0967 | 0.0967 | 0.0887 | 0.128 | 0.123 | 0.143 | 0.138 |
| 10 | 2.23 | 2.33 | — | — | 0.0906 | 0.0906 | 0.084 | 0.118 | 0.114 | 0.134 | 0.129 |
| 16 | 1.4 | 1.47 | 2.33 | 2.45 | 0.0861 | 0.0861 | 0.0805 | 0.111 | 0.106 | 0.126 | 0.122 |
| 25 | 0.884 | 0.927 | 1.47 | 1.54 | 0.0853 | 0.0853 | 0.0808 | 0.106 | 0.102 | 0.121 | 0.118 |
| 35 | 0.638 | 0.668 | 1.06 | 1.11 | 0.0826 | 0.0826 | 0.0786 | 0.101 | 0.0982 | 0.117 | 0.113 |
| 50 | 0.471 | 0.494 | 0.783 | 0.822 | 0.0797 | 0.0797 | 0.0751 | 0.0962 | 0.0924 | 0.111 | 0.108 |
| 70 | 0.327 | 0.342 | 0.542 | 0.568 | 0.077 | 0.077 | 0.0741 | 0.0917 | 0.0893 | 0.107 | 0.104 |
| 95 | 0.236 | 0.247 | 0.392 | 0.411 | 0.0766 | 0.0766 | 0.0725 | 0.0904 | 0.0868 | 0.106 | 0.102 |
| 120 | 0.188 | 0.197 | 0.31 | 0.325 | 0.0743 | 0.0743 | 0.0713 | 0.087 | 0.0844 | 0.102 | 0.0996 |
| 150 | 0.153 | 0.16 | 0.253 | 0.265 | 0.0745 | 0.0745 | 0.0718 | 0.0868 | 0.0844 | 0.102 | 0.0996 |
| 185 | 0.123 | 0.129 | 0.202 | 0.212 | 0.0744 | 0.0744 | 0.072 | 0.0862 | 0.0835 | 0.101 | 0.0988 |
| 240 | 0.0948 | 0.0991 | 0.155 | 0.162 | 0.0735 | 0.0735 | 0.0709 | 0.0847 | 0.0818 | 0.0999 | 0.097 |
| 300 | 0.077 | 0.0803 | 0.125 | 0.13 | 0.0732 | 0.0732 | 0.0704 | 0.0839 | 0.0809 | 0.0991 | 0.0961 |
| 400 | 0.062 | 0.0646 | 0.0981 | 0.103 | 0.0728 | 0.0728 | 0.0702 | 0.0829 | 0.0802 | 0.0982 | 0.0955 |
| 500 | 0.0506 | 0.0525 | 0.0779 | 0.0813 | 0.0723 | 0.0723 | 0.07 | 0.082 | 0.0796 | 0.0973 | 0.0948 |
| 630 | 0.0418 | 0.0432 | 0.0623 | 0.0649 | — | — | — | 0.08 | 0.0787 | 0.0952 | 0.094 |
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