Troubleshooting; Alarm And Fault Messaging - Tripp Lite SMART1524ET Owner's Manual

Troubleshooting

Alarm and Fault Messaging

The UPS displays a combination of LED and LCD messaging to alert you of potential
UPS, Utility, and Battery mode issues.
Fault LED Conditions
DC Bus Voltage > 300VDC
When unit starts, internal DC Bus
voltage is < target voltage for
15sec+.
Battery mode inverter output
voltage is greater than 150VAC
Battery mode inverter output
voltage is less than 96VAC
Internal UPS temperature is
greater than 120C (248F)
Output Short Circuit
Battery voltage higher than 60V
for SMART1548ET and higher
than 30V for SMART1524ET in
Battery Mode
Output Overload
LCD Fault Displays
Bus Voltage
Over
Bus Soft Fail
INV Opv High
INV Opv Low
Over Temp
Output short
Bat High
Over Load
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