PRELIMINARY
PROBLEM
POSSIBLE CAUSE
JUMPER MISSING ON THE
R.E.P.O. CONNECTOR (J13,
THE DISPLAY SHOWS
POINT 5 - "VIEW OF UPS
C01
CONNECTIONS") OR IS NOT
INSERTED CORRECTLY
SWMB MAINTENANCE
BYPASS SWITCH IS CLOSED
THE DISPLAY SHOWS
C02
JUMPER MISSING ON THE
TERMINALS FOR THE
REMOTE MAINTENANCE
BYPASS (J10, POINT 2 - "VIEW
OF UPS CONNECTIONS")
THE DISPLAY SHOWS
ENVIRONMENTAL
ONE OR MORE OF THE
TEMPERATURE < 0°C
FOLLOWING CODES:
A30, A32, A33, A34
MALFUNCTION OF THE
AND THE UPS DOES
TEMPERATURE SENSOR ON
NOT START UP
THE HEAT SINK
MALFUNCTION AT THE UPS
INPUT STAGE
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
F09, F10
PHASE 1 HAS A MUCH
LOWER VOLTAGE THAN THE
OTHER TWO PHASES.
INSERTION OF FAULTY
LOADS
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
F11, F14, F17, L06, L07,
L08, L09, L14, L17, L20
MALFUNCTION AT THE UPS
INPUT OR OUTPUT STAGE
NO CONNECTION ON ONE OR
MORE PHASES
THE DISPLAY SHOWS
ONE OR MORE OF THE
SHORT CIRCUIT BAR
FOLLOWING CODES:
MISSING FOR INPUT SINGLE
F03, F04, F05, A08, A09,
PHASE CONNECTION
A10
THE INTERNAL PROTECTION
FUSES ON THE PHASES OR
THE INPUT RELAY HAVE
BLOWN
THE DISPLAY SHOWS
ONE OR MORE OF THE
THE INTERNAL PROTECTION
FOLLOWING CODES:
FUSES ON THE BATTERIES
HAVE BLOWN
F42, F43, F44, L42, L43,
L44
93
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SOLUTION
Mount the jumper or check that it is inserted correctly.
Open the SWMB switch located behind the door.
Insert the jumper
Heat the environment, wait until the temperature of the
heat sink rises above 0°C and then switch on the UPS
Activate the maintenance bypass (SWMB), switch the
UPS off and then on again and exclude the
maintenance bypass. If the problem persists, call the
nearest service centre.
Activate the maintenance bypass (SWMB), switch the
UPS off and then on again and exclude the
maintenance bypass. If the problem persists, call the
nearest service centre.
Open the SWIN, start up the UPS using the batteries,
wait until the sequence ends and then close SWIN
Disconnect the load. Insert the maintenance bypass
(SWMB), switch the UPS off and then on again.
Exclude the maintenance bypass. If the problem still
persists, call the nearest service centre.
Activate the maintenance bypass (SWMB), switch the
UPS off and then on again and exclude the
maintenance bypass. If the problem persists, call the
nearest service centre.
Check the connections to the terminals
Insert the bar following the instructions given in the
paragraph on single-phase connections.
Call the nearest service centre.
Call the nearest service centre.
PRELIMINARY
PROBLEM
POSSIBLE CAUSE
OPEN THE PROTECTION
UPSTREAM OF THE BYPASS
(ONLY FOR SEPARATE
THE DISPLAY SHOWS
BYPASS)
ONE OR MORE OF THE
FOLLOWING CODES:
BYPASS SWITCH SWBYP
A13
OPEN (ONLY FOR SEPARATE
BYPASS)
THE DISPLAY SHOWS
ONE OR MORE OF THE
MALFUNCTION OF THE
FOLLOWING CODES:
BATTERY CHARGER
F19, F20
THE DISPLAY SHOWS
BATTERY FUSES
ONE OR MORE OF THE
INTERRUPTED OR FUSE
FOLLOWING CODES:
HOLDER SWITCHES OPEN
A26, A27
THE BATTERIES ARE
DISCHARGED. THE UPS
THE DISPLAY SHOWS
WAITS UNTIL THE BATTERY
VOLTAGE RISES ABOVE THE
THE CODE S06
ESTABLISHED THRESHOLD
VALUE
THE DISPLAY SHOWS
ONE OR MORE OF THE
INPUT RELAY BLOCKED
FOLLOWING CODES:
F06, F07, F08
MALFUNCTIONING OF THE:
§
TEMPERATURE
THE DISPLAY SHOWS
SENSOR OR THE UPS
ONE OR MORE OF THE
COOLING SYSTEM
FOLLOWING CODES:
§
MAIN AUXILIARY
L01, L10, L38, L39, L40,
POWER SUPPLY
L41
§
STATIC BYPASS
SWITCH
THE DISPLAY SHOWS
ONE OR MORE OF THE
THE LOAD CONNECTED TO
THE UPS IS TOO HIGH
FOLLOWING CODES:
A22, F23, L23
THE DISPLAY SHOWS
ONE OR MORE OF THE
OUTPUT SHORT CIRCUIT
FOLLOWING CODES:
L26
94
SOLUTION
Restore the upstream protection
WARNING: check that there is no overload or short
circuit on the UPS output.
Close the switch located behind the door.
Open the battery fuse holders (SWBATT) and insert the
maintenance bypass (SWMB), shut down the UPS
using the 1/0 button located behind the door. Switch the
UPS back on again and if the problem persists, contact
the nearest service centre.
Replace the fuses of close the SWBATT switches.
WARNING: whenever necessary, it is advisable to
replace fuses with others of the same type (see the
section "UPS internal protections)
Wait for the batteries to recharge or manually force start
up from the "START UP" menu.
Activate the maintenance bypass (SWMB), switch off
the UPS, open SWIN and contact the nearest service
centre.
Activate the maintenance bypass (SWMB), switch the
UPS off and then on again and exclude the
maintenance bypass. If the problem persists, call the
nearest service centre.
Reduce the load until it falls within the 100% threshold
(or load threshold if code A22 is displayed)
Switch the UPS off.
Disconnect all the loads relating to the phases affected
by the short circuit.
Restart the UPS.
Re-connect the loads one at a time in order to identify
the fault.