Parker AC30 series - Page 220

C-29 Compliance
AC30V series Variable Speed Drive
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
h
2
1
n
h
40
=
h
2
%
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