User manual

 Screen 4.12: This is an alarm for parallel systems. It appears when some UPS of the parallel
system block because the maintenance bypass switch of any unit is switched ON.
 Screen 4.13: This alarm indicates that the CAN BUS #1 fails. This communication channel is used
for remote control.
 Screen 4.14: This alarm indicates that the CAN BUS #2 fails. This channel is used for data
communication between UPS, in a parallel system.
 Screen 4.15: This alarm appears at the estimated end of live of the battery bank. The revision and
replacement of some batteries will be necessary to be done by calling the S.T.S. (Service and
Technical Support) department..
Representation in display
LCD
Alarms
Ref.
RECTIFIER
OVERLOAD
RECTIFIER
4.1
INVERTER
OVERLOAD
INVERTER
4.2
MAINS FAILURE
LOW BATTERY LEVEL
4.3
INVERTER VOLTAGE
OUT OF MARGINS
4.4
DC VOLT. DETECTED
AT THE OUTPUT
4.5
MAINTENANCE BYP.
INVERTER NOT AVAIL.
4.6
MAINS FAILURE
BATTERY DISCHARGING
UPS
4.7
HIGH TEMPERATURE
REDUCE OUTPUT LOAD
4.8
BATT. SWITCH OPEN
SWITCH IT ON
4.9
BYPASS FAILURE
NOT SYNCHRONIZED INV
4.10
UPS ON BYPASS
INITIALIZE THE UPS
4.11
SOME UNIT BLOCKED
DUE TO MAINT. BYPASS
4.12
Representation in display
LCD
Alarms
Ref.
CAN BUS 1
COMMUNICATION FAIL.
UPS
4.13
CAN BUS 2
COMMUNICATION FAIL.
4.14