LEGRAND KEOR XPE Serie Manuel De Fonctionnement page 311

Manuel de l'utilisateur de l'ASI KEOR XPE
Alarm A35
Description The UPS is supplied by the diesel generator.
➢ The auxiliary contact which activates the diesel generator
Possible
causes
1. Wait for the diesel generator to stop as soon as the mains voltage
Solutions
2. Check the connection of the auxiliary contact which signals the
or
3. If the alarm persists, contact our technical support service.
Alarm A36
Description Inverter shutdown due to the operation of the protection sensor as a
result of sudden DC voltage variations.
➢ Battery fault.
Possible
causes
Solutions 1. Check battery.
2. Execute the alarms resetting procedure.
3. If the alarm persists, contact our technical support service.
Alarm A37
Description The output distribution isolator is open.
➢ Output distribution isolator open.
Possible
causes
Solutions 1. Check the status of the output distribution isolator.
2. Check the functionality of the auxiliary contact of the isolator.
3. If the alarm persists, contact our technical support service.
Alarm A38
The load is fed by the inverter. This alarm is active in "ECO" mode,
Description
where the preferential supply is from the bypass line.
➢ Temporary changeover due to bypass line failure.
Possible
causes
Solutions 1. Verify the status of the bypass line and check whether other
alarms
2. If the alarm persists, contact our technical support service.
KEOR XPE UPS user manual
Utilizzo dell'UPS KEOR XPE
DIESEL MODE
connected to the the Power Unit or the IOBM is closed, and
imposes this operating mode.
is restored.
diesel generator start, to terminals X10-11/12 of the Power Unit
the IOBM.
DC FASTSHUTDOWN
OCBD OPEN
INVERTER --> LOAD
are present.
OMAF9213 REV. A 93