Parker AC30 series, User Manual

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Compliance
C-32
AC30 series Variable Speed Inverter
Supply Harmonic Analysis (Frame F - 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)
15 18.5 15 18.5
Typical Motor
Efficiency %
86 86 86 86
Harmonic No. RMS Current (A) Harmonic No. RMS Current (A)
1 25.833 30.954 25 0.644 0.803
3 0.006 0.005 27 0.000 0.000
5 9.512 10.517 29 0.608 0.743
7 5.147 5.527 31 0.493 0.613
9 0.001 0.000 33 0.000 0.000
11 2.177 2.618 35 0.459 0.560
13 1.494 1.781 37 0.388 0.480
15 0.001 0.000 39 0.000 0.000
17 1.244 1.513 40 0.000 0.000
19 0.896 1.110
Total RMS
Current (A)
28.21 33.41
21 0.000 0.000
23 0.838 1.024 * THD
(I
) % 40.2 37.6
* (Total Harmonic Distortion)
THD(V) x 100



Q
Q
h2
1n
h 40

h 2
%