LEGRAND KEOR HPE Manuel De Fonctionnement page 222

Alarm A60
Description The output voltage sensor has detected a variation of the voltage over
or under the limits.
Possible  Output voltage feedback problem.
causes
Solutions 1. Reset the system.
2. If the alarm persists, contact our Technical Support Service.
Alarm A61
Description UPS stopped due to the operation of the protection sensor as a result of
high sudden DC voltage variations over the limits.
Possible  DC bus voltage problem.
causes
Solutions 1. Check that there aren't short circuit in DC bus.
2. Verify the status of the UPS.
3. Verify the battery blocks.
4. Verify the status of the UPS.
5. Verify the DC voltage value.
6. If the alarm persists, contact our Technical Support Service.
Alarm A62
Description Sudden increase of the AC input voltage (fast sensor)
Possible  Voltage spike on the AC mains.
causes
 Possible internal fault.
Solutions 1. Check the mains voltage.
2. If the alarm persists, contact our Technical Support Service.
Alarm A63
Description During the UPS start-up a failure prevented the proper execution of the
sequence.
Possible  Control devices in wrong position or operated improperly.
causes
 Possible internal fault.
Solutions 1. Make sure the position of the control devices (isolators, selectors)
2. If the alarm persists, contact our Technical Support Service.
Manuel de l'utilisateur de l'ASI
OUTPUT VOLTAGE FAILURE
MAX DC VOLTAGE
MAINS OVERVOLTAGE
STARTING SEQUENCE BLOCKED
is as specified in the procedures (see "Installation and start-up"
section).
UPS user manual
Utilizzo dell'UPS
OMP06263 REV. B 63