65
EN
MASTERYS GP4 60-160 kVA - Ref.: IOMMASGPXX07-EN 05
12. TROUBLESHOOTING
The alarm messages displayed enable immediate diagnosis.
Alarms are divided into two categories:
• Alarms relating to external UPS circuits: input mains, output mains, temperature and environment.
• Alarms relating to internal UPS circuits: in this case corrective action will be carried out by the After Sales
Department.
The USB report makes it possible to have full information on what occurred. Refer to 'Display operation' chapter.
For other alarms that may appear please contact the Service Dept.
12.1 System alarms
A000
IMMINENT STOP
An imminent stop is about to happen. In few minutes the UPS will
be shut down.
This can be caused by a critical alarm or a user request.
A001
OVERLOAD ALARM
The load is exceeding the UPS power specification. The machine
will turn off. Reduce the load immediately.
A002
AMBIENT TEMPERATURE ALARM
Environmental temperature is greater than 65°C.
A003
TRANSFER LOCKED
The UPS is unable to transfer the load between bypass and
inverter.
A004
TRANSFER IMPOSSIBLE
Bypass is not available.
A005
INSUFFICIENT RESOURCES
Some components are not operational.
A006
REDUNDANCY LOST
The redundant Unit is not available. Check individual unit alarms
to locate which is excluded from the System.
A007
OUTPUT SHORT CIRCUIT
DETECTION
A short circuit is detected on the output. Please contact the
Service Dept.
A008
ECO MODE DISABLED BY UPS
Eco mode is disabled due to bypass failure.
A009
ENERGY SAVER DISABLED BY UPS
An event has occurred forcing the UPS to stop the energy saver
function.
A012
MAINTENANCE ALARM
UPS needs routine maintenance. Please contact the Service
Dept.
A013
REMOTE SERVICE ALARM
UPS needs immediate maintenance. Please contact the Service
Dept.
A014
REMOTE SERVICE PREVENTIVE
ALARM
A non-critical alarm is present. Please contact the Service Dept.
A015
GENERAL ALARM
An alarm is present.
A016
BATTERY DISCONNECTED
The battery is not connected to the UPS.
A017
BATTERY DISCHARGED
The battery charge level is below the minimum value.
A018
END OF BACK-UP TIME
Supply from batteries is close to finishing.
A019
OPERATING ON BATTERY
The UPS is running on battery. Load is supplied by batteries.
A020
BATTERY TEMPERATURE ALARM
Battery temperature is greater than the threshold. If temperature
is measured using ADC+SL, verify NTC is still connected, other-
wise, check the internal UPS temperature.
A021
BATTERY ROOM ALARM
The battery cabinet temperature is too high.
A022
BATTERY TEST FAILED
The battery has failed the last battery test.
A026
INSULATION FAULT
There is an insulation problem with the plant. Verify input from
ADC+SL.
A027
BATTERY ALARM
A battery alarm is present. Maximum recharging time at two
levels, or slow discharging time protection has occurred.
A032
RECTIFIER CRITICAL ALARM
There is a problem with the rectifier. Please contact the Service
Dept.
A033
RECTIFIER PREVENTIVE ALARM
There is a non-critical problem with the rectifier. Check the fans
are working properly. Please contact the Service Dept.
