User`s manual

;-#<
User’s manual  UPS EVO DSP PLUS TT
 ('
This section gives information about the procedures which shall be performed in case of abnormal operation.
If you fail to fix the problem consult authorized Technical Service with the following information:
 Model and serial number of the UPS, which can be found on the nameplate on the rear of the UPS.
 Description of abnormal operation and Fault code displayed on graphic LCD.
If you have noticed an abnormality in operation; check the Protective Ground/Earth connections, examine the
circuit breakers positions, read alarms code from the graphic LCD and refer to the table below. Apply all
suggestions corresponding to each anomaly.
If your issue is excluded or the suggested actions do not solve your problem, consult the Technical Service.
/>*,,(,>?$ 6(,6)(,!!!(,(
!!!('(!'!$!!$!'=,!!*,!'@$!(
,,(,>)
( !  ! !  (  (,( !  6,!)  ! 
!!, >   * $ %,6  A!*$ ,(,! 
!(9$.;+/)
.;+/$,!*(!'$'!$$) 
F"" #7. .#;
No indication and/or alarm on the
front panel even though the main is
normal. The graphic LCD is OFF.
The AC Input line cable is not
connected well.
The Input circuit breaker is “OFF”.
Check if Input cable is firmly
connected to the Input mains.
Check the Input circuit breaker:
if it is “OFF” please switch it
“ON”.
The icon and the warning code
flash on LCD display and alarm
beeps every second.
EPO function is enabled.
Set the EPO circuit in closed
position to disable EPO function.
The icon and flash
on LCD display and alarm beeps
every second.
The external or internal batteries
are incorrectly connected.
Check if all batteries are
connected correctly.
The icon and flash on
LCD display and alarm beeps twice
every second.
UPS is overloaded.
Remove excessive loads from
UPS Output.
UPS is overloaded. Devices
connected to the UPS are fed
directly by the mains via the Bypass.
Remove excessive loads from
UPS Output.
After repetitive overloads, the UPS
is locked in the Bypass mode.
Connected devices are fed directly
by the mains via the Bypass
Remove excess loads from UPS
Output first.
Then shut down the UPS and
restart it.