Powertronix Quasar Service Manual page 56

Chapter 4 - Operation and control
Operator Control Panel
The List of possible Alarm and the associate help messages is displayed below.
ALARM MESSAGE
INVERTER OFF
INVERTER OVERLOAD
BYPASS SWITCH LOCKED
BATTERY FAILURE
INVERTER SHUT-DOWN
IMMINENT
BYPASS SWITCH FAILURE
MANUAL BYPASS ON
MAIN OUT OF LIMITS
BYPASS LINE OUT OF
LIMITS
EMERGENCY POWER OFF
BATTERY NOT CONNECTED
BATTERY CHARGER FAULT
HIGH BATTERY VOLTAGE LEVEL
END OF BATTERY DISCHARGE
COMMAND MODE MENU
In this menu is possible to give some operative command to the UPS.
MESSAGE
BATTERY TEST
SWITCH LOAD
INVERTER ON/OFF
4 - 4
CAUSE
Initial Start Up
Permanent Overload has been de
tected
Continuos Overload on UPS Out
put
High Transient Loads on UPS Out
put. Inrush Load Current
After 3 times
Battery Test not OK
Battery almost flat, next to
Shut-Down of inverter
One or more Phases in the Output
are missing
UPS on Maintenance
Breaker is Open
Main Input is missing
The input phase rotation is not cor
rect
Input Voltage Missing
The Command EPO has been se
lected
Battery Switch Open
Battery Test Failed
Battery Charger in Fault
Main is missing for long time
INTERPRETATION
With this message displayed by pressing ENTER an automatic test on the
Battery will be performed instantaneously
With this message displayed by pressing ENTER the load is switched from
inverter to the Bypass Line. This command is also used for reset the alarm
conditions on the bypass line. For instance when the Alarm Bypass Switch
Locked is present because for three consecutive times the load has been
connected to Bypass for transient overload. To reconnect the load on inverter
is necessary to activate this command by ENTER
With this message displayed by pressing ENTER the User can Turn-on or
Turn-off the Inverter in a permanent way and connect it to the Load.
It is necessary Turn-on the Inverter at the start-up and after a permanent
overload.
Service Manual
ACTION
Start the Inverter
Check Output
Check Output Load and Restart
Inverter
Check for Output Short-Circuit
Check Output Load and Restart
Inverter
Check Battery
Check Battery fuses
Make shut-down to the connec
ted Loads
Check SCR of Bypass
Check Bypass external connec
tions
Check Main line Voltage and
Breaker position
Check Bypass line Voltage
Check Phase Rotation
Restart the UPS
Fully switch-off the Breakers and
the Battery Fuse, wait till the LCD
is complete switch-off then restart
the UPS
Call Service Office, to replace the
Battery Charger
Call Service Office, to replace the
Battery Charger
3x3 UPS Operation and control
Issue 2 - November 2001