LEGRAND 311087, Руководство по эксплуатации

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UPS user manual
Manuel de l’utilisateur de l’ASI
Utilizzo dell’UPS
OMW07104 REV.A 49
Alarm A9 BATTERY AUT END
Description The battery has reached the pre-alarm discharge level.
Possible
causes

The battery is discharging due to a mains failure.

Rectifier failure.
Solutions Check which alarms are present and carry out the indicated
procedures.
If the alarm persists, contact our Technical Support Service.
Alarm A10 BATTERY FAULT
Description Fault following a battery test.
Possible
causes

Battery fault.
Solutions Check the battery.
Reset the system.
If the alarm persists, contact our Technical Support Service.
Alarm A11 SHORT CIRCUIT
Description The current sensor has detected a short-circuit at the output.
Possible
causes

Load problem.

Measuring circuit failure.
Solutions Check the loads connected to the UPS output.
If the alarm persists, contact our Technical Support Service.
Alarm A12 STOP TIMEOUT SC
Description Inverter shutdown due to an extended short-circuit during a power failure, or
due to an overcurrent on the inverter bridge input.
Possible
causes

Short-circuit on the loads during a power failure.

Inverter bridge fault.

Temporary current peak.
Solutions Reset the system.
If the alarm persists, contact our Technical Support Service.
Alarm A13 INV OUT OF TOL
Description The inverter voltage or frequency are out of tolerance.
Possible
causes

Inverter shutdown due to an alarm.

Inverter failure.
Solutions Check which alarms are present and carry out the indicated
procedures.
If the alarm persists, contact our Technical Support Service.