Delta Ultron GES203HH33A035, Руководство пользователя

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17
Chapter 4 Operation Modes
y
ECO Mode
You can manually set the UPS to ECO mode. In ECO mode, when the utility input voltage is within
the range of rated voltage ±10%, the load is supplied by the utility power and the BYPASS LED
indicator (
BYPASS
) illuminates (yellow); if out of the range, the load is supplied by the inverter
and the NORMAL LED indicator (
NORMAL
) illuminates (green).
(Figure 4-3: Path of Electrical Power through the UPS in ECO Mode)
BYPA.
MAIN
LOAD
Batteries
Rectifier Inverter
y
Battery Mode
When the UPS is operating during a power outage, the batteries provide DC power, which main-
tains inverter operation to support the critical load. During battery mode, the BATTERY LED indica-
tor (
BATTERY
) illuminates (yellow).
(Figure 4-4: Path of Electrical Power through the UPS in Battery Mode)
BYPA.
MAIN
LOAD
Batteries
Rectifier Inverter