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Example of sizes for H07 RN-F cable :
Conditions of use:
Case of single conductors type H07 RN-F: 60°C maximum
Ambient temperature: 40°C
Cable runs on dedicated cables ways
Current limited to 80%*I
Example:
Io=100 Arms
Permanent current at standstill : 80 Arms
Max permanent current in the cable = 113 Arms
Cable section selection = 70mm²
You also have to respect the Drive commissioning manual and the cables current densities
or voltage specifications
3.7.2.
Conversion Awg/kcmil/mm²:
Awg
0000 (4/0)
000 (3/0)
00 (2/0)
0 (1/0)
1
2
3
4
5
6
7
8
9
10
11
12
14
16
18
20
22
24
26
at low speed or at motor stall.
0
kcmil
mm²
500
253
400
203
350
177
300
152
250
127
212
107
168
85
133
67.4
106
53.5
83.7
42.4
66.4
33.6
52.6
26.7
41.7
21.2
33.1
16.8
26.3
13.3
20.8
10.5
16.5
8.37
13.1
6.63
10.4
5.26
8.23
4.17
6.53
3.31
4.10
2.08
2.58
1.31
1.62
0.82
1.03
0.52
0.63
0.32
0.39
0.20
0.26
0.13
60 - PVD3627-August 2011
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