Fault Message - Delta 3KVA User Manual

UPS over temperature.
"FAULT"LED lights on,
alarm beeps
"OVERLOAD" LED
lights on and buzzer
beeps continuously.

FAULT MESSAGE

Following information indicates various symptoms.
Use this information to determine what factors cause the problem .
1. Alarm will sound to alert user that the UPS requires attention.
2. One or more additional load/battery level LED indicators will illuminate to provide a
diagnostic aid to the operator, described as below:
Output temperature protect
Output over voltage protect
Output under voltage protect
Bus over voltage protect
Bus under voltage protect
In case that failure is happened and utility is too low or too high, the UPS output will
disable and the bypass and line led will flash.
If problem continues, contact your local dealer.
The exhaust fans and ventilation
grills may be obstructed.
The environment temperature
o o
exceeds 40 C (104 F).
UPS failure.
Overloaded.
D & C LEDs light on
D LED light on
C LED light on
B LED light on
A LED light on
A B C
Fig 7-1
A B C
Fig 7-2
25
SHEET 26 TO 27
Choose a well-ventilated area
to position your UPS to allow
adequate dissipation of heat.
Position your UPS in cooler
area.
Call fore service engineer.
Remove some critical load.
D
D