Harmonic order (h)
Class 1 (V
h
%)
Class 2 (V
h
%)
Class 3 (V
h
%)
5
3
6
8
7
3
5
7
11
3
3.5
5
13
3
3
4.5
17
2
2
4
17
˂
h≤49
2.27 x (17/h) – 0.27
2.27 x (17/h) – 0.27
4.5 x (17/h) – 0.5
Table 7.22 Compatibility Levels for Harmonics
Class 1
Class 2
Class 3
THDv
5%
8%
10%
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.
Electrical Installation Con...
Design Guide
MG06K102
Danfoss A/S © 03/2019 All rights reserved.
59
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7
Содержание VLT AutomationDrive FC 361
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