ABB ACH550 User Manual Page 389

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Appendix and available options 385
ACH550 User's Manual
Input mains cable
The following table gives copper and aluminum cable types for
different load currents. These recommendations apply only for
the conditions listed at the top of the table.
Dimension the cables according to local safety regulations,
appropriate input voltage and the load current of the drive. In
any case, the cable must be less than the maximum limit defined
by the terminal size (see "Cable terminals".)
IEC NEC
Based on:
EN 60204-1 and IEC 60364-5-2/2001
PVC insulation
30°C (86°F) ambient temperature
70°C (158°F) surface temperature
Cables with concentric copper shield
Not more than nine cables laid on cable
ladder side by side.
Based on:
NEC Table 310-16 for
copper wires
90°C (194°F) wire
insulation
40°C (104°F) ambient
temperature
Not more than three
current-carrying conductors
in raceway or cable, or
earth (directly buried).
Copper cables with
concentric copper shield
Max
load
current
(A)
Cu
cable
(mm
2
)
Max
load
current
(A)
Al
cable
(mm
2
)
Max load
current
(A)
Cu wire size
(AWG/kcmil)
14 3x1.5 61 3x25 22.8 14
20 3x2.5 75 3x35 27.3 12
27 3x4 91 3x50 36.4 10
34 3x6 117 3x70 50.1 8
47 3x10 143 3x95 68.3 6
62 3x16 165 3x120 86.5 4
79 3x25 191 3x150 100 3
98 3x35 218 3x185 118 2
119 3x50 257 3x240 137 1
153 3x70 274 3x
(3x50)
155 1/0
00Template.book Page 385 Friday, January 2, 2004 2:55 PM
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