Stopping The Filter With The Pqf-Manager - ABB PQFS Installation, Operation And Maintenance Instructions

Under all these conditions, the filter will run in limited mode and may not attain 100% of
its nominal current rating.
9.2.2

Stopping the filter with the PQF-Manager

In order to stop the filter with the PQF-Manager follow the instructions given below:
Remarks:
The stop sequence conducted when a stop command is given can be derived from the
following flow chart.
136 Operating instructions ç Manual Power Quality Filter PQFS
· Press
on the PQF-Manager repeatedly until the 'Welcome' screen is displayed
· Highlight the filter 'start/stop' menu ('PQF' item in the list). In this menu, the
'STOP' indication should be present.
· Press
. The filter will ask confirmation and then it will stop. The main contactor
will open.
· The 'STOP' indication in the start/stop menu changes in a 'START' indication
once the filter is stopped
· If the 'start/stop' menu reads 'ACK. FAULT' (i.e. 'acknowledge fault'), the filter
has encountered a fault. Refer to
the problem.
WARNING: In case the filter stops operating due to a fault, very high
voltages may be present on the DC capacitors for a long time. Do not touch
any live parts unless you have ascertained that no dangerous voltage
levels exist in the filter.
· If the filter when activating the stop menu displays a message to indicate that it is
remote control mode, the filter either has to be stopped by remote control or the
remote control mode has to be deactivated. More information about the remote
control functionality is given in
· If the hardware lock and/or the Modbus lock has/have been engaged, the filter
cannot be started nor stopped neither by the local button nor by remote control.
In order to see which lock(s) has/have been engaged push
'start/stop' menu is highlighted. A message will appear to indicate which lock(s)
has/have to be disengaged. If authorized, disengage the relevant lock.
The hardware lock can be disengaged by pushing the blue button
o
present at the bottom rear of the PQF-Manager. More information on
the filter menu locking facilities is given in
The Modbus lock can be disengaged in the menu
o
[/Welcome/Settings/Installation set./Communication/Modbus/Modbus
lock]. More information on the Modbus lock is available in the document
"2GCS212012A0050-RS-485 Installation and Start-up guide".
Section 9.7 and Chapter 11
Section 6.12.1. and Section
Section
for troubleshooting
7.7.1.2.
when the
7.4.