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UPS5000-E-(25 kVA-75 kVA)-BF
User Manual
5 Operations
Issue 07 (2019-12-13)
Copyright © Huawei Technologies Co., Ltd.
178
To avoid frequent transfer between ECO mode and normal mode, do not set the ECO
mode when the bypass input is unstable or is sensitive to load changes.
ECO mode is not recommended when the load is less than 10%.
Before transferring the UPS to ECO mode, ensure that the bypass module works
properly.
Procedure
Step 1
Manually shut down the inverter to transfer the UPS to bypass mode. For details, see
5.2 Shutting Down and Powering Off the UPS
Step 2
Select a value (
±5%
,
±6%
,
±7%
,
±8%
,
±9%
, or
±10%
) from the
ECO voltage range
drop-down list box, as shown in
Figure 5-15
Setting ECO voltage range
Step 3
Set
Working mode
to
ECO
. Information indicating that the UPS works in ECO mode is
displayed on the LCD, as shown in