ABB PQFS User Manual

Manual Power Quality Filter PQFS  Commissioning instructions 97
Figure 65 illustrates the principle of filtering to curve for one particular harmonic order.
The flexibility of the PQF control is such that a specific curve level may be defined for
each selected harmonic.
Figure 65: Filtering to curve for harmonic order n
The default filter mode is Mode 3.
7.9.1.1.2 Selecting the harmonics with setting of curve levels
For setting up the filter’s main harmonics selection go to
[/Welcome/Settings/Customer set./Main settings/Main harmonics]
For setting up the filter’s auxiliary harmonics selection go to
[/Welcome/Settings/Customer set./Auxiliary settings/Aux. harmonics]
The harmonics that can be selected are presented in a table such as presented in Table
42.
When the PQF is operating in 4-W mode, 15 harmonics can be selected.
When the PQF is operating in 3-W mode, 20 harmonics can be selected.

ABB PQFS Specifications

General

Brand	ABB
Model	PQFS
Category	Industrial Electrical
Language	English