Tripp Lite SU3000RTXLCD2U Owner's Manual for SU3000RTXLCD2U UPS System 9332C3 - Page 23

Troubleshooting

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Troubleshooting See the chart below for explanation of error codes that appear in the ALARM HISTORY of the UPS SETUP LCD Screen, as well as suggested solutions for each error. LCD Display OVERLOAD O/P SHORT NO BATTERY SITE WIRING FAULT BATTERY FAULT OVER TEMP CHARGER FAULT FAN FAULT +/-DC BUS HIGH/LOW BUS OVP INVERT FAULT DC-DC FAULT I/P OVER CURRENT Description The load exceeds UPS capacity. UPS's output is shorted. Battery is not connected to UPS. The connection of utility line is not correct. The UPS will report a BATTERY FAULT if it finds the batteries to be weak after performing a self-test. The inside temperature of the UPS is higher than the limit. There are problems with the charger circuit. There are problems with the fan. The internal DC bus voltage is too high or too low. The internal DC bus voltage is too high. There are problems with the inverter circuit. There are problems with the DC-DC converter circuit. There are issues with the PFC or INV circuit. Solution Reduce the connected load. Remove the cause of the short circuit from the UPS's output. Check the connection of the internal battery Check the utility line for wiring problems such as reversed line and a neutral or missing ground. Let the UPS system charge for at least 12 hours and perform battery test using the ON/MUTE button as described in the Features section. If the second test also results in a BATTERY FAULT message, replace the batteries and/or contact Tripp Lite for assistance. Note: BATTERY FAULT is always accompanied by an audible alarm that beeps at 2-second intervals. Check the UPS to be sure that there is adequate space for air to circulate near the vents and that the fan is working properly. Ensure that the UPS is in a 0-40°C / 32-104°F environment. If the problem persists, contact Tripp Lite for assistance. Check if there is any material stopping the rotation of the fan. Remove the material. If the problem persists, contact Tripp Lite for assistance. If the problem persists, contact Tripp Lite for assistance. If the problem persists, contact Tripp Lite for assistance. If the problem persists, contact Tripp Lite for assistance. If the problem persists, contact Tripp Lite for assistance. If the problem persists, contact Tripp Lite for assistance. 23 13-07-015-9332C3.indb 23 7/26/2013 11:16:32 AM

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23
Troubleshooting
See the chart below for explanation of error codes that appear in the ALARM HISTORY of the UPS SETUP LCD Screen, as well as sug
-
gested solutions for each error.
LCD Display
Description
Solution
OVERLOAD
The load exceeds UPS capacity.
Reduce the connected load.
O/P SHORT
UPS’s output is shorted.
Remove the cause of the short circuit from the UPS’s output.
NO BATTERY
Battery is not connected to UPS.
Check the connection of the internal battery
SITE WIRING
FAULT
The connection of utility line is not
correct.
Check the utility line for wiring problems such as reversed line and a
neutral or missing ground.
BATTERY FAULT
The UPS will report a BATTERY FAULT if it
finds the batteries to be weak after
performing a self-test.
Let the UPS system charge for at least 12 hours and perform battery
test using the ON/MUTE button as described in the Features section.
If the second test also results in a BATTERY FAULT message, replace
the batteries and/or contact Tripp Lite for assistance.
Note: BATTERY
FAULT is always accompanied by an audible alarm that beeps at
2-second intervals.
OVER TEMP
The inside temperature of the UPS is
higher than the limit.
Check the UPS to be sure that there is adequate space for air to
circulate near the vents and that the fan is working properly. Ensure
that the UPS is in a 0-40°C / 32-104°F environment.
CHARGER FAULT
There are problems with the charger
circuit.
If the problem persists, contact Tripp Lite for assistance.
FAN FAULT
There are problems with the fan.
Check if there is any material stopping the rotation of the fan.
Remove the material. If the problem persists, contact Tripp Lite for
assistance.
+/-DC BUS
HIGH/LOW
The internal DC bus voltage is too high or
too low.
If the problem persists, contact Tripp Lite for assistance.
BUS OVP
The internal DC bus voltage is too high.
If the problem persists, contact Tripp Lite for assistance.
INVERT FAULT
There are problems with the inverter
circuit.
If the problem persists, contact Tripp Lite for assistance.
DC-DC FAULT
There are problems with the DC-DC
converter circuit.
If the problem persists, contact Tripp Lite for assistance.
I/P OVER
CURRENT
There are issues with the PFC or INV
circuit.
If the problem persists, contact Tripp Lite for assistance.
13-07-015-9332C3.indb
23
7/26/2013
11:16:32 AM