ENGLISH
User’s manual
24
UPS EVO DSP PLUS TM
8.7
Operation in Fault Mode
When
Fault
led illuminates and the buzzer beeps continuously, it means that there is a fatal error in the UPS.
Users can get the
Fault code
from display panel. Please check the “Troubleshooting” chapter for details.
Please check the loads, wiring, ventilation, mains supply, Battery and so on after the fault occurs. Don’t try to
turn ON the UPS again before solving the problems. If the problems can’t be fixed, please contact Technical
Service immediately.
In case of emergency, please disconnect the connection from mains supply, external
Battery, and Output immediately to avoid further risk or danger.
Below you can see the “Fault Table”, with each Fault event and the relative FAULT code/icon on graphic LCD for
the user’s information.
CODE
FAULT EVENT
ICON
CODE
FAULT EVENT
ICON
01
Bus start failure
None
1A
Inverter fault
None
02
Bus over
None
21
Battery SCR short circuited
None
03
Bus under
None
24
Inverter relay short circuited
None
04
Bus unbalance
None
29
Battery fuse broken in Battery
mode
None
06
Inverter over current
None
31
Parallel communication failure
None
11
Inverter soft start failure
None
36
Parallel output current unbalance
None
12
High inverter voltage
None
41
Over temperature
None
13
Low inverter voltage
None
43
Overload
14
Inverter output short
circuited
46
Incorrect UPS setting
None
Fault Table
