Delta Ultron GES203HH33A035, Руководство пользователя

Страница: 20 / 70

16 Ultron HPH Integrated Battery Series
Chapter 4 : Operation Modes
y
Online Mode
The critical load is supplied by the inverter, which derives its power from the utility AC power, and
the UPS charges the batteries as needed and provides power protection to the equipment. During
on-line mode, the NORMAL LED indicator (
NORMAL
) illuminates (green).
BYPA.
MAIN
LOAD
Batteries
Rectifier Inverter
(Figure 4-1: Path of Electrical Power through the UPS in Online Mode)
y
Standby Mode
When the input voltage and frequency of the utility AC power are within the normal range, the UPS
runs in standby mode and charges the batteries. The bypass and the inverter have no output.
(Figure 4-2: Path of Electrical Power through the UPS in Standby Mode)
BYPA.
MAIN
LOAD
Batteries
Rectifier Inverter