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.
Đã xác minh: đối chiếu với tiêu chuẩn in, trang 98, 102–103. Đã kiểm tra 24 Sept 2026.
Đơn vị: R ohm/km, X ohm/km
Đây là các giá trị mà AmpSize mã hóa. Không sao chép nội dung tiêu chuẩn. Hãy đối chiếu với tiêu chuẩn hiện hành.
20 hàng
| 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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