Wärtsilä JOVYSTAR COMPACT M
BAX 5480
- 69 -
The failure conditions which impose a manual reset are:
Static switch re-transfer block (alarm A17)
Inverter shutdown due to the operation of the IGBT desaturation sensor (alarm A44)
Inverter shutdown due to short-circuit timeout (alarm 12)
Inverter shutdown due to thermal image protection (alarm 21)
Inverter shutdown due to the operation of the quick disconnect sensor (alarm A36)
Inverter shutdown due to voltage control loop error (alarm A39)
Booster shutdown due to voltage control loop error (alarm A41)
Booster shutdown due to current control loop error (alarm A43)
Static switch blocked (alarm A50)
Booster shutdown due to the operation of the load symmetry sensor (alarm A33)
Activation of the battery fault alarm (alarm A10)
Scheduled maintenance request (alarm A29).
For a description of the UPS status in each of the failure conditions listed above, please refer to the
“Faults and alarms” section.
14.9 Reset Alarm history
Access the RESET HISTORY menu.
RESET HISTORY?
The value on the second line is ready to be changed
NO
(1x)
RESET HISTORY?
The parameter is changed. The change is confirmed
by pressing
(ENTER)
YES
SPECIAL
The system performs a reset of the alarms history
and returns to the previous screen
RESET HISTORY
Loss of data
The alarms history contains very important data to monitor the device behaviour over time. We
recommend to save the data before deleting it.
