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Transferring the UPS between modes
From Online or Battery to Bypass mode. Press any button to activate the menu
options, then select Control and Go to Bypass.
From Bypass to Online or Battery mode. Press any button to activate the menu
options, then select Control and Go back normal.
Setting High Efficiency mode
About this task
In High Efficiency mode, the UPS is in Bypass mode and transfers to Battery mode
in less than 10 microseconds (ms) when utility power fails. Transfers to High
Efficiency (HE) mode will be active after 5 minutes of Bypass voltage monitoring:
if Bypass quality is not in tolerance, then the UPS will remain in Online mode.
To set High Efficiency mode:
Procedure
1. Put the UPS on Bypass: press any button to activate the menu options, select
2. Then, press Escape and select Settings > In/Out settings > High Efficiency
3. Select Enabled and Enter to confirm. The UPS goes into Bypass mode and
Configuring Bypass settings
The following settings are available for configuring Bypass operation for special
situations. Normally, these settings will not need to be changed.
Bypass transfer out of tolerance
Procedure
1. Press any button to activate the menu options, then select Settings > Output
2. Select Enabled or Disabled for BP AC NOK, and Enter to confirm. If Enabled,
Interrupt time
This setting is displayed to define the break duration during transfer to Bypass,
only if transfer out of tolerance is enabled. 10 ms or 20 ms can be selected.
Control > Go to Bypass.
mode.
transfers to Battery mode in the event utility power fails.
settings > Bypass transfer.
the UPS transfers to Bypass even if Bypass AC source is out of tolerance,
depending on output mode. If Disabled, the UPS output is shut down.
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Chapter 5. Operation
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