UPS operations 66
Transferring the UPS between Normal modes
To transfer between Normal mode and Full-Time Standard mode:
1.
Press any button to activate the menu options.
2.
Select
SETTINGS
,
USER SETTINGS
,
POWER STRATEGY
,
STANDARD
, and
ENTER
to confirm.
To transfer between Standard mode and Normal mode:
1.
Press any button to activate the menu options.
2.
Select
SETTINGS, USER SETTINGS, POWER STRATEGY, HIGH EFFICIENCY
, and
ENTER
to confirm.
Alternatively, press any button to activate the menu options, then select
TURN UPS ON/OFF
,
TURN UPS
ON
, and
ENTER
to confirm.
Battery mode
In Battery mode, the UPS supplies power without being connected to utility power.
To power up the UPS without using utility power, connect to AC power at least one time.
When utility power returns, the UPS enters Normal mode (on page
65
) while the batteries recharge.
Auto-Bypass mode
The UPS automatically enters Auto-Bypass mode when:
•
Auto-Bypass mode is activated through the front panel.
•
The UPS detects the electronics module s being replaced.
•
The UPS detects that the control panel is disconnected from the electronics module.
•
The UPS detects an internal failure.
•
The UPS detects an overtemperature condition.
•
The UPS has an overload condition.
For more information about the conditions that put the UPS into Auto-Bypass mode, see "Troubleshooting (on
page
94
)."
To place the UPS in Auto-Bypass mode:
1.
Verify that all UPS circuit breakers are in the Off position.
2.
Verify that the UPS power cord is connected to an AC outlet.
3.
Switch on utility power where the UPS is connected.
4.
Switch the UPS input circuit breaker to the On position.
Wait for the UPS front panel display to illuminate. The Alarm LED flashes.
5.
Check the UPS front panel display for active alarms or notices (other than "Batteries Disconnected").
Resolve any active alarms before continuing. To resolve alarms, see "Troubleshooting (on page
94
)."
6.
Switch the UPS battery circuit breaker to the On position.
7.
If optional ERMs are installed, switch all ERM battery circuit breakers to the On position.
8.
Verify that the "Batteries Disconnected" alarm has cleared.
Verify that no other alarms appear on the UPS front panel display.
