12
Please refer to the table below for the status of the tri-color LED indicator and buzzers.
Tri-color LED
Indicator
Status
Meaning
Green
ON
1. The UPS is running in online mode and the text
‘On-Line’
appears at the top edge of the screen.
2. The UPS is running in ECO mode and the text
‘ECO’
appears at the top edge of the screen.
3. The UPS is running in frequency conversion mode and the
text
‘Frequency Conversion’
appears at the top edge of
the screen.
Yellow
ON
1. The UPS is running in bypass mode and the text
‘Bypass’
appears at the top edge of the screen.
2. The UPS is running in battery mode and the text
‘Battery’
appears at the top edge of the screen.
3. The UPS is running in standby mode and the text
‘Standby’
appears at the top edge of the screen.
4. The UPS is in the soft start status and the text
‘Softstart’
appears at the top edge of the screen.
5. The UPS is in the energy recycle status and the text
‘
Energy Recycle
’ appears at the top edge of the screen.
6. There is a minor or medium warning and the buzzer sounds.
Warning Level Buzzer Frequency
Minor
The buzzer beeps 0.1 second
for every 2 seconds.
Medium
The buzzer beeps 0.1 second
for every 0.5 second.
To clear the warning, please contact Delta service personnel.
Red
ON
There is a major warning and the buzzer sounds.
Warning Level
Buzzer Frequency
Major
Long beep
To clear the warning, please contact Delta service personnel.
(Table 2-1: Tri-color LED Indicator & Buzzers)
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