LEGRAND KEOR HP Série Manuel De L'utilisateur page 45

Alarm A13
Description The inverter voltage or frequency are out of tolerance.
 Inverter shutdown due to an alarm.
Possible
causes
 Inverter failure.
Solutions 1. Check which alarms are present and carry out the indicated
2. If the alarm persists, contact our Technical Support Service.
Alarm A14
Description The phase rotation of the bypass line is wrong.
 Wrong connection of power cables.
Possible
causes
Solutions 1. Check the phase rotation.
2. If the alarm persists, contact our Technical Support Service.
Alarm A15
Description The voltage or frequency of the bypass line are out of tolerance.
 Bypass line instability or failure.
Possible
causes
 Wrong phase rotation.
Solutions 1. Check the connections to the mains.
2. Check the stability of mains voltage.
3. If the alarm persists, contact our Technical Support Service.
Alarm A16
Description The load is fed by the bypass line.
 Temporary changeover due to inverter failure.
Possible
causes
Solutions 1. Verify the inverter status and check whether other alarms are
2. If the alarm persists, contact our Technical Support Service.
Manuel de l'utilisateur de l'UPS
INV OUT OF TOL
procedures.
BYPASS WR SEQ
BYPASS FAULT
BYPASS --> LOAD
present.
UPS user manual
Utilizzo dell'UPS
OMD10074 REV. C 45