ABB PQFS Installation, Operation And Maintenance Instructions page 80

80 The PQF-Manager user interface ç Manual Power Quality Filter PQFS
Figure 67: Time domain waveform of line voltage displayed by the PQF-Manager
The network voltage spectrum for all phases in chart format
o
The spectral components up to the 50
the fundamental component with absolute values also shown in the top
right corner.
Figure 68: Spectrum of the network voltage in chart format displayed by the PQF-Manager
The network voltage spectrum for all phases in table format
o
Both the absolute values and the % of the fundamental component
values are shown for each spectral component up to the 50
Figure 69: Spectrum of the network voltage in table format displayed by the PQF-Manager
The network frequency
o
The network imbalance
o
The active filter DC bus voltage
o
· The line currents: (refer to
Irms, I1 and THDI in table format
o
The line current waveforms for all phases (3-W mode) and the neutral
o
current waveform (4-W mode). The graph layout is similar to the one of
(4-W mode example)
th
order are expressed as a % of
Go left or right
in the chart using
the buttons
(4-W mode example)
Go up or down
in the table using
the buttons
(4-W mode example)
Table 34 for an explanation of the symbols)
(Figure 68)
(Figure 69)
th
order.