Eco Mode_ Dual Input_ Single Unit - Delta Modulon DPH series User Manual

BYPA.
MAIN
Batteries

3.2.5 ECO Mode_ Dual Input_ Single Unit

To activate ECO mode, please refer to 6.2.5 ECO Mode Start-up Procedures, 7.6 Main
Screen and 7.10.2 Mode Setting.
In ECO mode, when the bypass AC source's input voltage and frequency are within the
range of rating voltage ±10% and rating frequency ±3Hz, the UPS works in bypass mode;
otherwise, the UPS runs in online mode. For ECO mode diagram, please see Figure 3-22.
During ECO mode, the UPS's tri-color LED illuminates green and the text 'ECO' appears in
the upper right corner of the screen.
BYPA.
MAIN
Batteries
Modulon DPH Series
Delta or non-Delta External Maintenance Bypass Cabinet
Q3
UPS
Q2
Q1
Q5
(Figure 3-21: Manual Bypass Mode Diagram_ Dual Input Single Unit)
Delta or non-Delta External Maintenance Bypass Cabinet
Q3
UPS
Q2
Q1
Q5
(Figure 3-22: ECO Mode Diagram_ Dual Input Single Unit)
Static Switch
Q0
Rectifier Inverter
Static Switch
Q0
Rectifier Inverter
3-22
LOAD
Q4
LOAD
Q4