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Table 4. Troubleshooting
UPS non-responsive (No LEDs or alarm)
The UPS is always operating in Battery
Actual backup time cannot be achieved
UPS will not cold start
Problem
Mode
Fault Code Displayed
Possible Cause
UPS is powered off
Battery is Defective
UPS Fault
Input may not be properly connected
Input breaker is open
Battery voltage is to low
Overload
Battery defect
UPS or charge failure
Overload
UPS short-circuit
UPS over-temperature
Powerlock
Eaton Din Rail UPS Advanced User Guide 9340AC—Rev A
Solution
Press ON/Off button for two (2) seconds.
Replace the battery.
Contact Technical Support.
Check the input connection
Before reconnecting equipment, verify
the load matches the UPS capability
specified and output has short circuit
protection. Contact Tech support.
Charge the battery at least 24 hours (8
hours = ~90%, 24 hours = 100%).
Remove unnecessary loads. Before
reconnecting equipment, verify the load
matches the UPS capability specified.
Replace the battery
Contact Tech Support
Remove unnecessary loads. Before
reconnecting equipment, verify the load
matches the UPS capability specified.
Contact Tech Support
Remove unnecessary loads. Before
reconnecting equipment, verify the load
matches the UPS capability specified.
Make sure the UPS is installed in a pre-
tested area that is free of excessive dust
and has adequate airflow. Place the UPS
away from other units at least 8 in.
(20.32 cm) to avoid interference. For best
performance, keep the indoor
temperature between 32°F and 122°F (0°
C and 50°C).
UPS must be initially connected to AC
power when upon unboxing. To
reactivate Powerlock, shut down the UPS
while AC mains is operating. Press the
power button continuously for 10 seconds
until you hear a BEEP from the buzzer,
then release the power button to set the
powerlock feature.
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