Parker NX Series, Техническое руководство

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89 - PVD 3663_GB_NX_March 2017.Docx
Example of sizes for H07 RN-F cable :
Conditions of use:
Case of 3 conductors type H07 RN-F:
60°C maximum
Ambient temperature: 30°C
Cable runs on dedicated cables ways
Current limited to 80%*I
0
at low speed or at motor stall.
Example:
Io=100 Arms
Permanent current at standstill : 80 Arms
Max permanent current in the cable = 113 Arms
Cable section selection = 35mm² for a 3 cores in a cable tray at 30°C max.
You also have to respect the Drive commissioning manual and the cables current
densities or voltage specifications
3.8.2. Conversion Awg/kcmil/mm²:
Awg kcmil mm²
500 253
400 203
350 177
300 152
250 127
0000 (4/0) 212 107
000 (3/0) 168 85
00 (2/0) 133 67.4
0 (1/0) 106 53.5
1 83.7 42.4
2 66.4 33.6
3 52.6 26.7
4 41.7 21.2
5 33.1 16.8
6 26.3 13.3
7 20.8 10.5
8 16.5 8.37
9 13.1 6.63
10 10.4 5.26
11 8.23 4.17
12 6.53 3.31
14 4.10 2.08
16 2.58 1.31
18 1.62 0.82
20 1.03 0.52
22 0.63 0.32
24 0.39 0.20
26 0.26 0.13