Troubleshooting - Phasak PH 9273 Manual De Uso

If the UPS system does not operate correctly, please solve the problem by using the table below.
Symptom
No indication and alarm in the front
display panel even though the mains
is normal.
The icon and the warning
code flashing on LCD display and
alarm is sounding every second.
The icon and
LCD display and alarm is sounding
every second.
The icon and
on LCD display and alarm is
sounding twice every second.
Fault code is shown as 43 and the
icon is lighting on LCD display
and alarm is continuously sounding.
Fault code is shown as 14 and the
icon is lighting on LCD display
and alarm is continuously sounding.
Other fault codes are shown on LCD
display and alarm beeps
continuously.
Battery backup time is shorter than
nominal value
The icon and
LCD display and alarm is sounding
every second.
The warning code 02 is shown, the
icon flashes on LCD display, and
alarm beeps every second.
Segurança e harmonia
ININTERRUPTA
Possible cause
The AC input power is not connected
well.
EPO function is enabled.
flashing on
The external or internal battery is
incorrectly connected.
UPS is overload
UPS is overloaded. Devices connected
to the UPS are fed directly by the
is flashing
electrical network via the Bypass.
After repetitive overloads, the UPS is
locked in the Bypass mode. Connected
devices are fed directly by the mains.
UPS is overload too long and becomes
fault. Then UPS shut down
automatically.
The UPS shut down automatically
because short circuit occurs on the
UPS output.
A UPS internal fault has occurred.
Batteries are not fully charged.
Batteries defect
flashing on
Fan is locked or not working; or the
UPS temperature is too high.
The input neutral wire is disconnected.
The L2 or L3 input fuse is broken.

4. Troubleshooting

Remedy
Check if input cable firmly connected
to the mains.
Set the circuit in closed position to
disable EPO function.
Check if all batteries are connected
well.
Remove excess loads from UPS
output.
Remove excess loads from UPS
output.
Remove excess loads from UPS
output first. Then shut down the UPS
and restart it.
Remove excess loads from UPS
output and restart it.
Check output wiring and if connected
devices are in short circuit status.
Contact your dealer.
Charge the batteries for at least 7
hours and then check capacity. If the
problem still persists, consult your
dealer.
Contact your dealer to replace the
battery.
Check fans and notify dealer.
Check and correct the input neutral
connection. If the connection is ok and the
alarm is still displaying, please refer to the
LCD setting section, to enter the neutral loss
check menu, to see if the parameter 3 is
"CHE", if it is, please press the "Enter" key
firstly to make the "CHE" flash and press the
"Enter" key secondly to make the UPS clear
the alarm. If the warning still exists, please
check input fuses of L2 and L3.
Replace fuse.
PH 9273 | PH 9293
Uninterruptable Power Supply
EN
89