Parker AC30 series, User Manual

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C-31
Compliance
AC30 series Variable Speed Inverter
Supply Harmonic Analysis (Frame E - Normal Duty)
Assumptions: Rsce = 120 at 400V where Q
1n
is the rated rms value of the fundamental voltage of the supply
transformer. The results conform to IEC61000-3-12:2011.
Fundamental Voltage (V) 400
Drive Type Three Phase
Motor Power
(kW)
7.5 11 7.5 11
Typical Motor
Efficiency %
83 86 83 86
Harmonic No. RMS Current (A) Harmonic No. RMS Current (A)
1 12.801 18.703 25 0.306 0.484
3 0.002 0.002 27 0.000 0.000
5 5.284 6.467 29 0.295 0.448
7 3.010 3.425 31 0.234 0.370
9 0.000 0.000 33 0.000 0.000
11 1.065 1.571 35 0.224 0.338
13 0.769 1.078 37 0.185 0.290
15 0.000 0.000 39 0.000 0.000
17 0.604 0.909 40 0.000 0.000
19 0.433 0.669
Total RMS
Current (A)
14.27 20.24
21 0.000 0.000
23 0.406 0.616 * THD (
I
)% 44.2 38.2
* (Total Harmonic Distortion)
THD(V) x 100



Q
Q
h2
1n
h 40

h 2
%