Fuji Electric FRENIC MEGA G2 Series - Page 937

Appendix F Permissible Current of Insulated Wires
Appendix-27
APPENDICES
◼ HIV wire (maximum permissible temperature: 75 C (167 °F))
Table F-1 (b) Permissible current of insulated wires
Wire size
(mm
2
)
Permissible current
Aerial wiring
Wire duct wiring
(3 wires or less in same duct)
Threshold value
35 °C
40 °C
45 °C
50 °C
55 °C
35 °C
40 °C
45 °C
50 °C
(30 °C or less)
(Io x0.94)
(Io x 0.88)
(Io x 0.81)
(Io x0.74)
(Io x 0.66)
(Io x0.65)
(Io x0.61)
(Io x 0.57)
(Io x0.52)
Io (A)
(A)
(A)
(A)
(A)
(A)
(A)
(A)
(A)
(A)
2.0
33
31
29
26
24
21
21
20
18
17
3.5
45
42
39
36
33
29
29
27
25
23
5.5
60
56
52
48
44
39
39
36
34
31
8.0
74
69
65
59
54
48
48
45
42
38
14
107
100
94
86
79
70
69
65
60
55
22
140
131
123
113
103
92
91
85
79
72
38
198
186
174
160
146
130
128
120
112
102
60
265
249
233
214
196
174
172
161
151
137
100
364
342
320
294
269
240
236
222
207
189
150
483
454
425
391
357
318
313
294
275
251
200
574
539
505
464
424
378
373
350
327
298
250
680
639
598
550
503
448
442
414
387
353
325
796
748
700
644
589
525
517
485
453
413
400
912
857
802
738
674
601
592
556
519
474
500
1,031
969
907
835
762
680
670
628
587
536
2 x 100
608
571
535
492
449
401
395
370
346
316
2 x 150
805
756
708
652
595
531
523
491
458
418
2 x 200
957
899
842
775
708
631
622
583
545
497
2 x 250
1,135
1066
998
919
839
749
737
692
646
590
2 x 325
1,326
1246
1,166
1,074
981
875
861
808
755
689
2 x 400
1,521
1429
1,338
1,232
1,125
1,003
988
927
866
790
2 x 500
1,718
1614
1,511
1,391
1,271
1,133
1,116
1,047
979
893