39
PROBLEM
POSSIBLE CAUSE
SOLUTION
THE DISPLAY SHOWS
C01
THE JUMPER IS MISSING
FROM THE R.E.P.O.
CONNECTOR (J13, REF. 5 -
“VIEW OF THE UPS
CONNECTIONS”) OR IS NOT
INSERTED CORRECTLY
Assemble the jumper or check that it is inserted
correctly.
MAINTENANCE BYPASS
ISOLATOR (SWMB) CLOSED
Open the isolator (SWMB) situated behind the door.
THE DISPLAY SHOWS
C02
THE JUMPER IS MISSING
FROM THE TERMINALS FOR
THE REMOTE MAINTENANCE
BYPASS (J10, REF. 2 - “VIEW
OF THE UPS CONNECTIONS”)
Insert the jumper
AMBIENT TEMPERATURE
< 0°C
Heat the environment, wait for the heat sink
temperature to rise above 0°C and then start up the
UPS
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
A30, A32, A33, A34
AND THE UPS WILL NOT
START
FAULT IN TEMPERATURE
PROBE ON HEAT SINK
Activate the maintenance bypass (SWMB), turn the
UPS off and on again and exclude the maintenance
bypass. If the problem persists, call your local service
centre
FAULT IN THE INPUT STAGE
OF THE UPS
Activate the maintenance bypass (SWMB), turn the
UPS off and on again. Exclude the maintenance
bypass. If the problem persists, call your local service
centre
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
F09, F10
PHASE 1 HAS A VOLTAGE
MUCH LOWER THAN THE
OTHER TWO PHASES.
Open SWIN, turn the UPS from the battery, wait for the
end of the sequence and close SWIN
FAULTY LOADS APPLIED
Remove the load. Insert the maintenance bypass
(SWMB), and turn the UPS off and then on again.
Exclude the maintenance bypass. If the problem
persists, call your local service centre
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
F11, F14, F15, F16, F17,
L06, L07, L08, L09, L14,
L15, L16, L17, L18, L19,
L20, L21, L22
FAULT IN THE INPUT OR
OUTPUT STAGE OF THE UPS
Activate the maintenance bypass (SWMB) and turn the
UPS off and then on again. Exclude the maintenance
bypass. If the problem persists, call your local service
centre
NO CONNECTION ON ONE
OR MORE PHASES
Check the connections to the terminals
THE DISPLAY SHOWS
ONE OR MORE OF THE
FOLLOWING CODES:
F03, F04, F05, A08, A09,
A10
INTERNAL PROTECTIVE
FUSES BLOWN ON THE
PHASES OR INPUT RELAY
BROKEN
Call your local service centre
Summary of Contents for Sirius 20 kVA
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