Delta DPS Series - Page 27

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Table 2-1: Tri-color LED Indicator, UPS Operation Mode & Buzzer
Tri-color LED
Indicator
Status Meaning
Green ON
• Indicates the UPS is operating in one of the following
modes:
UPS Operation Mode
Text on the LCD Screen
(upper-right corner)
On-Line Mode ‘On-Line’
ECO Mode ‘ECO’
Frequency Conversion
Mode
‘Frequency Conversion’
Yellow ON
• Indicates the UPS is operating in one of the following
modes:
UPS Operation Mode
Text on the LCD Screen
(upper-right corner)
Bypass Mode ‘Bypass’
Battery Mode ‘Battery’
Standby Mode ‘Standby’
Softstart Mode ‘Softstart’
• Indicates a warning message:
Warning Level Buzzer Frequency
Minor
Sounds for 0.5 second
every 3 seconds.
Medium
Sounds for 0.5 second
every second.
Red ON
• Indicates a warning message
Warning Level Buzzer Frequency
Major Long beep.