Parker AC30 series, User Manual

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Compliance
C-36
AC30 series Variable Speed Inverter
Supply Harmonic Analysis (Frame K - 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)
160 200 250 160 200 250
Typical Motor
Efficiency %
93 93 93 93 93 93
Harmonic No. RMS Current (A) Harmonic No. RMS Current (A)
1
255 318 397
25
7.0 9.0 11.6
3
0 0 0
27
0 0 0
5
76.7 88.5 103
29
6.3 8.0 10.1
7
39.0 44.9 53.0
31
5.3 6.8 8.7
9
0 0 0
33
0 0 0
11
21.9 27.4 34.4
35
4.7 6.0 7.6
13
14.9 19.1 24.5
37
4.1 5.3 6.7
15
0 0 0
39
0 0 0
17
12.8 16.2 20.5
40
0 0 0
19
9.6 12.5 16.1 Total RMS
Current (A)
278 342 418
21
0 0 0
23
8.7 11.0 14.0
* THD
(I
) %
36.5 34.1 32.3
* (Total Harmonic Distortion)
THD(V) x 100



Q
Q
h2
1n
h 40

h 2
%