Power supply harmonics
Precautions for use of the inverter
3 - 14
●
Calculation of outgoing harmonic current
Outgoing harmonic current
= fundamental wave current (value converted from received power voltage)
× operation ratio × harmonic content
–
Operation ratio:
Operation ratio = actual load factor × operation time ratio during 30 minutes
–
Harmonic content: Found in tab. 3-10.
Applica-
ble motor
[kW]
Fundamental
wave current
(A)
Fundamen-
tal wave
current con-
verted from
6.6 kV [mA]
Rated
capacity
[kVA]
Outgoing harmonic current converted from 6.6 kV [mA]
(No reactor, 100% operation ratio)
200 V 400 V
5th
7th
11th
13th
17th
19th
23rd
25th
0.4
1.61
0.81
49
0.57
31.85
20.09
4.165
3.773
2.107
1.519
1.274
0.882
0.75
2.74
1.37
83
0.97
53.95
34.03
7.055
6.391
3.569
2.573
2.158
1.494
1.5
5.50
2.75
167
1.95
108.6
68.47
14.20
12.86
7.181
5.177
4.342
3.006
2.2
7.93
3.96
240
2.81
156.0
98.40
20.40
18.48
10.32
7.440
6.240
4.320
3.7
13.0
6.50
394
4.61
257.1
161.5
33.49
30.34
16.94
12.21
10.24
7.092
5.5
19.1
9.55
579
6.77
376.1
237.4
49.22
44.58
24.90
17.95
15.05
10.42
7.5
25.6
12.8
776
9.07
504.4
318.2
65.96
59.75
33.37
24.06
20.18
13.97
11
36.9
18.5
1121
13.1
728.7
459.6
95.29
86.32
48.20
34.75
29.15
20.18
15
49.8
24.9
1509
17.6
980.9
618.7
128.3
116.2
64.89
46.78
39.24
27.16
18.5
61.4
30.7
1860
21.8
1209
762.6
158.1
143.2
79.98
57.66
48.36
33.48
22
73.1
36.6
2220
25.9
1443
910.2
188.7
170.9
95.46
68.82
57.72
39.96
30
98.0
49.0
2970
34.7
1931
1218
252.5
228.7
127.7
92.07
77.22
53.46
37
121
60.4
3660
42.8
2379
1501
311.1
281.8
157.4
113.5
95.16
65.88
45
147
73.5
4450
52.1
2893
1825
378.3
342.7
191.4
138.0
115.7
80.10
55
180
89.9
5450
63.7
3543
2235
463.3
419.7
234.4
169.0
141.7
98.10
Tab. 3-11:
Rated capacities and outgoing harmonic currents (no reactor) of inverter-driven motors
Applica-
ble motor
[kW]
Fundamental
wave current
(A)
Fundamen-
tal wave
current con-
verted from
6.6 kV [mA]
Rated
capacity
[kVA]
Outgoing harmonic current converted from 6.6 kV [mA]
(With a DC reactor, 100% operation ratio)
200 V 400 V
5th
7th
11th
13th
17th
19th
23rd
25th
75
245
123
7455
87.2
2237
969
626
373
350
239
224
164
90
293
147
8909
104
2673
1158
748
445
419
285
267
196
110
357
179
10848
127
3254
1410
911
542
510
347
325
239
132
⎯
216
13091
153
3927
1702
1100
655
615
419
393
288
160
⎯
258
15636
183
4691
2033
1313
782
735
500
469
344
220
⎯
355
21515
252
6455
2797
1807
1076
1011
688
645
473
250
⎯
403
24424
286
7327
3175
2052
1221
1148
782
733
537
280
⎯
450
27273
319
8182
3545
2291
1364
1282
873
818
600
315
⎯
506
30667
359
9200
3987
2576
1533
1441
981
920
675
355
⎯
571
34606
405
10382
4499
2907
1730
1627
1107
1038
761
400
⎯
643
38970s
456
11691
5066
3274
1949
1832
1247
1169
857
450
⎯
723
43818
512
13146
5696
3681
2191
2060
1402
1315
964
500
⎯
804
48727
570
14618
6335
4093
2436
2290
1559
1462
1072
560
⎯
900
54545
638
16364
7091
4582
2727
2564
1746
1636
1200
630
⎯
1013
61394
718
18418
7981
5157
3070
2886
1965
1842
1351
Tab. 3-12:
Rated capacities and outgoing harmonic currents (with DC reactor) of inverter-driven
motors
Summary of Contents for FR-A820-00046 (0.4K)
Page 2: ......
Page 4: ......
Page 144: ...System configuration for Ethernet communication FR A800 E Installation and wiring 2 114 ...
Page 202: ...Basic operation procedure JOG operation Basic operation 4 32 ...
Page 1090: ...Check first when you have a trouble Protective functions 6 50 ...
Page 1189: ...Appendix EC Declarations of Conformity FR A800 A 49 ...
Page 1190: ...EC Declarations of Conformity Appendix A 50 ...
Page 1191: ...Appendix EC Declarations of Conformity FR A800 A 51 ...
Page 1192: ...EC Declarations of Conformity Appendix A 52 ...
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Page 1194: ...EC Declarations of Conformity Appendix A 54 ...
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Page 1210: ...EC Declarations of Conformity Appendix A 70 ...
Page 1211: ...Appendix EC Declarations of Conformity FR A800 A 71 ...
Page 1212: ...EC Declarations of Conformity Appendix A 72 A 7 2 FR A846 series ...
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