Toshiba 1800 SERIES - UPS Fault Conditions (Continued); DC Bus Voltage Imbalance and Output Faults

1800 Series User Manual
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Faults (cont.)
Description and Resolution These faults indicate an internal problem with the UPS. Contact your Toshiba UPS service representative at 1-877-867-8773 (outside the U.S. call 713-466-0277).
Alarm State Alarm will sound for 1/2-second at 1/2-sec- ond intervals.
LED State Warning/Fault On 40% On Warning/Fault On 60% On Warning/Fault On 80% On
Display StateFault
DC Bus Over Voltage DC Bus Voltage Imbalance Output Under Voltage