Xtreme Power Conversion Corporation
P90L 1500–3000 User’s Manual
Page 25
Uninterruptible Power Supply
Operating Mode Description
Operating Mode
Description
LCD Display
Rack Display
Tower Display
Online Mode
When the input voltage is
within acceptable range, the
UPS will provide pure and
stable AC power to the out
-
put. The UPS will also charge
the battery during Online
Mode.
ECO Mode (Efficiency
Corrective Optimizer)
When the input voltage is
within setting range (± 3%
Vo max), UPS will provide
voltage to output via static
bypass switch for energy sav
-
ing. PFC and INVERTER are
still active in this mode.
AECO Mode (Advanced
Efficiency Corrective
Optimizer)
When the input voltage is
within setting range (± 3%
Vo max), UPS will provide
voltage to output via static
bypass switch for energy sav
-
ing. PFC and INVERTER are
off in this mode.
Frequency Converter
Mode (Rack)
When input frequency is
within 40Hz to 70 Hz, the
UPS can be set at a constant
output frequency, 50 Hz
or 60 Hz. The UPS will still
charge battery in this mode.
Static bypass
Battery Mode
When the input voltage is be
-
yond the acceptable range or
there is a power failure and
alarm is sounding every 4
seconds, the UPS will provide
backup power from battery.
