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Wärtsilä JOVYSTAR COMPACT S
BAX 5452
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42 -
Alarm
A45 HIGH SSW TEMPERATURE
Description
High temperature of the static switch heat sink.
Possible causes Fault of the heat sink cooling fans.
The room temperature or cooling air temperature is too high.
Solutions
1. Check the fans operation.
2. Clean the ventilation grids and the air filters, if any.
3. Check the air conditioning system (if present).
4. If the alarm persists, contact our Technical Support Service.
Alarm
A46 REDUNDANCY LOSS
Description
This alarm is only active on parallel systems. Continuity is not ensured in the event of a fault on one of the UPS units.
Possible causes The total load is higher than the maximum expected value.
Possible failure on the measuring circuit.
Solutions
1. Check the load fed by the system.
2. If the alarm persists, contact our Technical Support Service.
Alarm
A47 WRONG TRANSMISSION OF EEPROM PARAMETERS
Description
Internal error.
Possible causes Microcontroller communication problems.
Solutions
1. Contact our Technical Support Service.
Alarm
A48 FAILED RECEPTION OF EEPROM PARAMETERS
Description
Internal error.
Possible causes Microcontroller communication problems.
Solutions
1. Contact our Technical Support Service.
Alarm
A49 TEST MODE DISCREPANCY
Description
Internal error.
Possible causes Microcontroller communication problems.
Solutions
1. Contact our Technical Support Service.
Alarm
A50 STATIC SWITCH BLOCKED
Description
The static switch is blocked. The load is no longer supplied.
Possible causes Loads failure.
Possible UPS fault.
Solutions
1. Check the loads for possible failures.
2. Reset the system.
3. If the alarm persists, contact our Technical Support Service.
Alarm
A51 BATTERY TEMPERATURE OUT OF TOLERANCE
Description
The battery temperature is out of tolerance. This alarm is only active when the temperature probe is installed and
enabled on the battery.
Possible causes Anomalous temperature in the battery cabinet.
Possible failure on the measuring circuit.
Solutions
1. Check the temperature on the batteries and remove the cause of the alarm, if any.
2. If the alarm persists, contact our Technical Support Service.
Alarm
A52 DC COMP ERROR
Description
Internal error.
Possible causes Microcontroller communication problems.
Solutions
1. Contact our Technical Support Service.
Alarm
A53 FIRMWARE CONFIGURATION ERROR
Description
The controller has detected an incompatibility in the control software.
Possible causes The software update was not performed properly.
Solutions
1. Contact our Technical Support Service.
Alarm
A54 PARALLEL CAN COMMUNICATION ERROR
Description
Internal error.
Possible causes Microcontroller communication problems.
Solutions
1. Contact our Technical Support Service.
Alarm
A55 PARALLEL CABLE DISCONNECTED
Description
Parallel cable doesn’t communicate.
Possible causes Parallel cable disconnected or damaged.
Solutions
1. Check the connection of all cable.
2. Contact our Technical Support Service.
Alarm
A56 MAINS BALANCE
Description
Rectifier stop at unbalanced mains
Possible causes The voltages of the three phases are deviate from each other about 7 %.
Solutions
1. Check the input voltages/- cable from the mains.
2. Contact our Technical Support Service.