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A23 SERVICE TIME
The service time indicator was adjusted during the last service and UPS working-hour has reached this value .
This warning means that the routine maintenance time is now. The maintenance includes dust cleaning ,battery
maintenance, etc.
A42 BATTERY TEST
UPS is performing battery test
A48 BYPASS
UPS has transferred the load to bypass supply for some reason.
A51 MAINTENANCE
Maintenance bypass switch is on.
A52 MANU.BYPASS
Manual bypass has been applied from the front panel (commands menu)
A63 INV.FAILURE
Control system created waveform regulation error.
A65 MAINS HIGH
Mains input voltage of the UPS is higher than the allowed level.
A66 +DC BUS TOL
Positive DC bus of the UPS is out of tolerance, but it tries three times to restart. If it fails it will create a fault.
A72 AV.BATT.HIGH
Battery average voltage is higher than nominal value. The average battery high system provides early warning
about battery charger events. Normal battery high alarm system level is quite high and it gives warning possibly
after some damage to batteries has occurred. Average voltage system gives early warning to the user. (If each
battery voltage is higher than 13.7 volts DC for 10 seconds UPS creates A72 warning)
A76 –DC BUS TOL
Negative DC bus of the UPS is out of tolerance, but it tries three times to restart. If it fails it will create a fault.
A77 BYP. FREQ. BAD
Bypass frequency is out of tolerance.
Status codes
POWER ON
WAITING SHUTDOWN
WAITING RESTART
UPS SHUTDOWN
POWER ON
This message is used in log records. This message indicates the UPS power on time and date in log events
list.
WAITING SHUTDOWN
From RS232 a shutdown control command has been received, and after a delay UPS will be shutdown (sleep
mode)
WAITING RESTART
Shutdown and restart command received from SR232 port .UPS is already in sleep mode (output shutdown)
and after a delay UPS will restart.
UPS SHUTDOWN
Shutdown command has been received from SR232 port. UPS is already in sleep mode and it will stay in this
status.
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