Wiring outside duct Wiring in the duct (Max. 3 wires in one duct)
Wire size
reference value
35°C (95°F) 40°C (104°F) 45°C (113°F) 50°C (122°F) 55°C (131°F) 35°C (95°F) 40°C (104°F) 45°C (113°F) 50°C (122°F)
inch
2
(mm
2
)
(up to 86°F(30°C))
(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)
0.003 (2.0)38 363432312925242221
0.005 (3.5)52 494745423934333129
0.009 (5.5)69 666359565246444139
0.013 (8.0)86 827874706557545148
0.022 (14) 124 118 113 107 101 95 82 79 74 70
0.034 (22) 162 155 148 140 132 124 108 103 97 92
0.059 (38) 228 218 208 197 186 174 152 145 137 129
0.094 (60) 305 292 279 264 249 234 203 195 184 173
0.156 (100) 420 402 384 363 342 321 280 268 253 238
0.234 (150) 556 533 509 481 454 426 371 355 335 316
0.313 (200) 661 633 605 572 539 506 440 422 398 375
0.391 (250) 783 750 717 678 639 600 522 500 472 444
0.508 (325) 916 877 838 793 747 702 611 585 552 520
0.625 (400) 1050 1005 961 908 856 804 700 670 633 596
0.781 (500) 1187 1136 1086 1027 968 909 791 757 715 673
2 x 0.156 (100)
700 670 641 606 571 536 467 447 422 397
2 x 0.234 (150)
927 888 848 802 756 710 618 592 559 526
2 x 0.313 (200)
1102 1055 1008 954 899 844 735 703 664 625
2 x 0.391 (250)
1307 1251 1195 1130 1066 1001 871 834 787 741
2 x 0.508 (325)
1527 1462 1397 1321 1245 1169 1018 974 920 866
2 x 0.625 (400)
1751 1676 1602 1515 1428 1341 1167 1117 1055 993
2 x 0.781 (500)
1978 1894 1809 1711 1613 1515 1318 1262 1192 1122
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