Xtreme Power Conversion Corporation
P90L 6kVA & 10kVA User’s Manual
Page 26
Uninterruptible Power Supply
Troubleshooting
Warning Status
When Fault LED flashes and the buzzer beeps once every second, it means that the UPS has experienced a warning
condition. Users can see the warning code on the LCD panel and refer to the trouble shooting table to check the
warning condition.
Fault Mode
1.
When Fault LED illuminates and the buzzer beeps continuously, it means that there is a fatal error with the
UPS. Users can get the fault code from LCD panel. Please refer to the trouble shooting table to check the
fault condition.
2.
Don’t try to turn on the UPS again until the fault is cleared. If the fault can’t be fixed, please contact the
manufacturer immediately.
3. In case of an emergency, please cut off the connection from utility, external battery, and output immedi
-
ately to avoid more risk or danger.
Trouble Shooting Table
If the UPS system does not operate correctly, please solve the problem by referring to the table below:
Alarm type LCD display
Possible cause
Remedy
Warning
01: Batt Open
• The battery connection is loose;
• The battery protection device is
open.
• Tighten the battery connection;
• Replace or restore the protection
device.
Warning
07: Over
Charge
• Battery numbers and its setting is
not matching;
• Charger voltage is too high, the
charger failed.
• Disconnect the battery and check
the charger output voltage, con
-
tact the dealer for repair.
Warning
08: Batt Low
• Battery is discharged deeply to
low voltage;
• Battery number is not correct;
• Battery is at the end of life.
• Recharge the battery;
• Correct the battery number;
• Replace the battery.
Warning
09: Over load
• The load is too heavy.
• Remove excess loads from UPS
output.
Warning
0A: Fan Error
• Fan is blocked;
• Fan is in the end of life;
• Fan detection circuit failed.
• Unblock the fan;
• Contact the dealer for replacing
the fan;
• Contact the dealer for repair.
Warning
0B: EPO Enable • EPO plug (jumper) is removed or
the external EPO switch is off.
• Connect the EPO plug (jumper) or
switch on the external EPO switch.