Appendix F Allowable Current of Insulated Wires
Appendix-25
■ 600V crosslinkable polyethylene insulated wire (Maximum allowable tempertaure: 90
F))
Table F-1 (c) Allowable Current of Insulated Wires
Allowable current Wiring in free air
(up to three wires in the same duct)
Wire size Reference value 35 °C 40 °C 45 °C 50 °C 55 °C 35 °C 40 °C 45 °C 50 °C
(mm
) (30°C or less) (Io×0.91) (Io×0.82) (Io×0.71) (Io×0.58) (Io×0.40) (Io×0.63) (Io×0.57) (Io×0.49) (Io×0.40)
Io (A) (A) (A) (A) (A) (A) (A) (A) (A) (A)
2.0 38 36 34 32 31 29 25 24 22 21
3.5 52 49 47 45 42 39 34 33 31 29
8.0 86 82 78 74 70 65 57 54 51 48
14 124 118 113 107 101 95 82 79 74 70
22 162 155 148 140 132 124 108 103 97 92
60 305 292 279 264 249 234 203 195 184 173
100 420 402 384 363 342 321 280 268 253 238
150 556 533 509 481 454 426 371 355 335 316
325 916 877 838 793 747 702 611 585 552 520
400 1050 1005 961 908 856 804 700 670 633 596
2 × 100 700 670 641 606 571 536 467 447 422 397
2 × 150 927 888 848 802 756 710 618 592 559 526
2 × 200 1102 1055 1008 954 899 844 735 703 664 625
2 × 325 1527 1462 1397 1321 1245 1169 1018 974 920 866
2 × 400 1751 1676 1602 1515 1428 1341 1167 1117 1055 993
2 × 500 1978 1894 1809 1711 1613 1515 1318 1262 1192 1122
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