LEGRAND KEOR HPE 100 kVA Manuel De Fonctionnement page 194

Alarm A13
Description The inverter voltage or frequency are out of tolerance.
Possible
causes
Solutions
Alarm A14
Description The phase rotation of the bypass line is wrong.
Possible
causes
Solutions
Alarm A15
Description The voltage or frequency of the bypass line are out of tolerance.
Possible
causes
Solutions
Alarm A16
Description The load is fed by the bypass line.
Possible
causes
Solutions
50 OMG38225 REV. F
UPS user manual
Manuel de l'utilisateur de l'ASI
Utilizzo dell'UPS
INV OUT OF TOL
 Inverter shutdown due to an alarm.
 Inverter failure.
1. Check which alarms are present and carry out the indicated
procedures.
2. If the alarm persists, contact our Technical Support Service.
BYPASS WR SEQ
 Wrong connection of power cables.
1. Check the phase rotation.
2. If the alarm persists, contact our Technical Support Service.
BYPASS FAULT
 Bypass line instability or failure.
 Wrong phase rotation.
1. Check the connections to the mains.
2. Check the stability of mains voltage.
3. If the alarm persists, contact our Technical Support Service.
BYPASS --> LOAD
 Temporary changeover due to inverter failure.
1. Verify the inverter status and check whether other alarms are
present.
2. If the alarm persists, contact our Technical Support Service.