Single-core 90°C thermosetting insulated cables, non-armoured, with or without sheath
(COPPER CONDUCTORS)
CURRENT-CARRYING CAPACITY (amperes):
Reference Method A
(enclosed in conduit in
thermally insulating wall etc)
Conductor crosssectional area
2 cables, single3 or 4 cables, threephase AC or DC
phase AC
Ambient temperature: 30°C
Conductor operating temperature: 90°C
Reference Method B
(enclosed in conduit on a
wall or in trunking etc)
2 cables, singlephase AC or DC
Reference Method C
(clipped direct)
3 or 4 cables, three2 cables, single- 3 or 4 cables, threephase AC
phase AC or DC flat phase AC flat and
and touching
Reference Method F
(in free air or on a perforated cable tray etc
horizontral or vertical etc Touching
Reference Method G
(in free air) spaced by one
cable diameter
2 cables, singlephase AC or DC flat
3 cables, threephase AC flat
3 cables, threephase AC trefoil
2 cables, single-phase AC or DC
or 3 cables three-phase AC flat
Horizontal
Vertical
8
(A)
9
(A)
10
(A)
11
(A)
12
(A)
1
(mm²)
1
1.5
2
(A)
14
19
3
(A)
13
17
4
(A)
17
23
5
(A)
15
20
6
(A)
19
25
7
(A)
17.5
23
2.5
4
6
10
16
26
35
45
61
81
23
31
40
54
73
31
42
54
75
100
28
37
48
66
88
34
46
59
81
109
31
41
54
74
99
25
35
50
70
95
106
131
158
200
241
95
117
141
179
216
133
164
198
253
306
117
144
175
222
269
143
176
228
293
355
130
161
209
268
326
161
200
242
310
377
141
176
216
279
342
135
169
207
268
328
182
226
275
353
430
161
201
246
318
389
120
150
185
240
300
278
318
362
424
486
249
285
324
380
435
354
393
449
528
603
312
342
384
450
514
413
476
545
644
743
379
436
500
590
681
437
504
575
679
783
400
464
533
634
736
383
444
510
607
703
500
577
661
781
902
454
527
605
719
833
683
783
900
584
666
764
868
990
1130
1288
1443
793
904
1033
1179
1323
940
1083
1254
1358
1520
868
998
1151
1275
1436
823
946
1088
1214
1349
1085
1253
1454
1581
1775
1008
1169
1362
1485
1671
400
500
630
800
1000
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