Danfoss VLT AutomationDrive FC 361 Series Design Manual page 61

Electrical Installation Con...
Harmonic order (h)
5
7
11
13
17
17˂h≤49
Table 7.22 Compatibility Levels for Harmonics
THDv
Table 7.23 Compatibility Levels for the Total Harmonic Voltage Distortion THDv
7.15.4 Harmonic Compliance
Danfoss drives comply with the following standards:
•
IEC61000-2-4.
•
IEC61000-3-4.
•
G5/4.
MG06K102
Design Guide
Class 1 (V %)
h
3
3
3
3
2
2.27 x (17/h) – 0.27
Class 1
5%
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Class 2 (V %)
h
6
5
3.5
3
2
2.27 x (17/h) – 0.27
Class 2
8%
Class 3 (V %)
h
8
7
5
4.5
4
4.5 x (17/h) – 0.5
Class 3
10%
7
59
7