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1.2.2.5 ECO Mode
To improve system efficiency, UPS system works in Bypass Mode at normal time, and the
inverter is standby, when the utility from the bypass fails, the UPS will transfer to Battery
Mode and the inverter powers the load.
Figure 1-8 ECO Mode operation diagram
Note
There is a short interruption time (less than 10ms) when transferring from ECO mode to
battery mode, it must be sure that the interruption has no effect on loads.
1.2.2.6 Frequency Converter Mode
By setting the UPS to “Frequency Converter Mode”, the UPS present a stable output of
fixed frequency (50 or 60Hz), and the bypass static switch is not available.
Attention: UPS Maximum Load in converter mode is 50% of nominal power.
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