The Pqf Start, Stop And Fault Acknowledgement Menu - ABB PQFS Installation, Operation And Maintenance Instructions

that are not enabled on these units are also locked and a
them.
7.5

The PQF start, stop and fault acknowledgement menu

WARNING: The active filter should only be started when it has been installed and
commissioned according to the guidelines of this manual. Failure to adhere to this
guideline may damage the filter and void warranty.
Refer to
'The PQF start, stop and fault acknowledgement' menu is a one-line menu that can be
accessed:
'The start, stop and fault acknowledgement' menu is the default menu for starting,
stopping and resetting the filter.
As can be seen in
another function depending on the filter status.
Table 33: 'Start, stop and fault acknowledgement' menu functionality according to the filter status
Filter status
Filter stopped, no critical error present
(i.e. 'normal' stop condition)
Filter running, no critical error present
(i.e. 'normal' running condition)
Filter stopped on critical fault
Filter controlled by remote control
Remark:
(a)
After pushing
(b)
In multi-master filter units, this function is available on the unit that has the control over the
system.
In a multi-unit system, the PQF-start, stop and fault acknowledgement menu will only
switch to the ACK. FAULT message when the complete filter system is shut down.
If one of the units of a multi-unit system is shut down due to a fault, this fault can be
acknowledged and reset in the PQF-Monitoring menu [/Welcome/PQF Monitoring/Status
of Units]). Note that in the reset process the whole system will be shut down. If the fault
of the unit cannot be reset, the ACK. FAULT message will be displayed again for the unit
considered. The filter system can be restarted at any time and the units that are available
will operate normally.
Acknowledging of a fault which resulted in a complete filter system shut down has two
possible consequences:
Chapter 8 for more information on commissioning the filter.
· In the main 'Welcome' screen [/Welcome/PQF]
· In the 'Commissioning' screen [/Welcome/Settings/Commissioning/PQF]. For
more information on the 'Commissioning' screen refer to the
Table 33, the 'start, stop and fault acknowledgement' menu has
, there is always a validation phase.
Menu display
PQF START
PQF STOP
ACK. FAULT
PQF START or
PQF STOP or
ACK. FAULT
Manual Power Quality Filter PQFS ç The PQF-Manager user interface 77
symbol will appear next to
Section 7.7.
Pushing results in...
(a) (b)
Starting the filter
(a) (b)
Stopping the filter
(a) (b)
Acknowledging the fault
No action on filter behavior
Display shows message that
filter is controlled by digital
input