60
PROBLEM
POSSIBLE CAUSE
SOLUTION
THE ALARM LIST
SHOWS THE CODE
S30
THE BATTERIES ARE
DISCHARGED; THE UPS
WAITS FOR THE BATTERY
VOLTAGE EXCEEDING THE
SET THRESHOLD
Wait for the batteries to recharge or force power on from the
“Command panel”
THE ALARM LIST
SHOWS C01
THE JUMPER IS MISSING
FROM THE R.E.P.O.
CONNECTOR (REFER TO
R.E.P.O -
“COMMUNICATIONS”
CHAPTER) OR THE
CONNECTOR IS NOT
INSERTED CORRECTLY
Assemble the jumper or check that it is inserted correctly.
THE ALARM LIST
SHOWS C05
MAINTENANCE BYPASS
ISOLATOR (SWMB) CLOSED
Verify if manual bypass switch (SWMB) is actually closed and
why. If manual bypass is open contact your local service
centre.
THE ALARM LIST
SHOWS A01, A50
INCORRECT DATA
CONFIGURATION
Check the settings
THE ALARM LIST
SHOWS NOTHING,
PROVIDES
INCORRECT
INFORMATION OR
SHOWS A02
THE DISPLAY HAS POWER
SUPPLY PROBLEMS
Close the Manual Bypass switch (SWMB) keeping closed the
INPUT and OUTPUT switches.
Open input switch (SWIN and SWBYP if present) and wait
until the UPS completely turns OFF.
Close the SWIN and SWBYP switches again and verify
regular display operation. Switch off the maintenance bypass.
If the fault persists, contact the nearest technical support
centre.
THE ALARM LIST
SHOWS ONE OR
MORE OF THE
FOLLOWING CODES:
A08, A09, A10
ONE OR MORE PHASES ARE
NOT CONNECTED
Check the input terminal connections
THE ALARM LIST
SHOWS ONE OR
MORE OF THE
FOLLOWING CODES:
A13, A14, A15
PROTECTIVE DEVICE
UPSTREAM FROM THE
BYPASS LINE OPEN (ONLY IF
BYPASS IS SEPARATE)
Reset the protective device upstream. WARNING: check that
there is no overload or short circuit at the output of the UPS
BYPASS SWITCH OPEN
(SWBYP ONLY IF BYPASS IS
SEPARATE FROM MAINS)
Close the bypass switch (SWBYP) if present
THE ALARM LIST
SHOWS ONE OR
MORE OF THE
FOLLOWING CODES:
A26, A27
WRONG BATTERY
CONNECTIONS OR BATTERY
FUSES BLOWN
Verify battery connections and, if the connections are correct,
replace the fuses or close the fuse holders (SWBATT).
WARNING: if necessary, we recommend to replace fuses
only with others of the same type. (for further information refer
to the Installation manual).
THE ALARM LIST
SHOWS ONE OR
MORE OF THE
FOLLOWING CODES:
A30, A32, A33 AND
THE UPS DOES NOT
START
AMBIENT TEMPERATURE
< 0°C
Heat-up the environment, wait for the heat sink temperature
to rise above 0°C and then start up the UPS
FAULT IN TEMPERATURE
MEASURE SYSTEM
Activate the maintenance bypass (SWMB), turn the UPS off
and on again and switch off the maintenance bypass. If the
problem persists, call your local service centre
THE ALARM LIST
SHOWS ONE OR
MORE OF THE
FOLLOWING CODES:
A39, A40
THE BATTERIES FAILED THE
PERIODIC EFFICIENCY TEST
The batteries of the UPS should be replaced as they are no
longer able to maintain the charge for a sufficient time to
ensure the required autonomy.
WARNING: The batteries are to be replaced by qualified
staff.
THE ALARM LIST
SHOWS ONE OR
MORE OF THE
FOLLOWING CODES:
F09, F10
FAULT AT THE UPS INPUT
STAGE
Activate the maintenance bypass (SWMB), turn the UPS off
and on again. If the problem persists, call your local service
centre.
PHASE 1 HAS A VOLTAGE
MUCH LOWER THAN THE
OTHER TWO PHASES.
Open SWIN, turn the UPS on from the battery (see the cold
start procedure), wait for the end of the sequence and close
SWIN
