PowerWalker VFI 20000-40000TAP 3/3 BI, User Manual

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This UPS has a user initiated battery test intended to determine if the batteries are
able to support the load.
The battery test is only able to be initiated when the battery is fully charged. This
normally occurs within 72 hours of the start of a charging cycle. The command will
not be shown if the test is not able to be run.
NOTE 1
NOTE 2
6.4.9 Battery Test
To start an individual UPS battery test:
1. Select the CONTROLS symbol on the main menu bar on the UPS to be tested. The System Control screen
is displayed.
2. Select Battery on the System Control screen.
3. On the Battery System Control screen, select the RESTING TESTING command, then press the
RETURN pushbutton.
6.4.10 Using the UPS LOAD OFF Command
A UPS Load Off is initiated by the Load Off command on the UPS Control screen. The UPS LOAD OFF controls
the UPSs output by powering down the UPS and de-energising the critical load.
The UPSs (including Bypass) remains off until restarted.
To use the LOAD OFF command:
1. Select the CONTROLS symbol on the main menu bar on the UPS to be shut down. The System Control
screen is displayed.
2. Select UPS on the System Control screen.
3. On the UPS System Control screen, select the NORMAL LOAD OFF or BYPASS LOAD OFF
command depending on the UPS mode, then press the RETURN pushbutton.
The Verify Action screen is displayed, providing a choice to proceed or abort the shutdown.
CAUTION
All power to the critical load is lost when the LOAD OFF is selected in the following step. You
should use this feature only when you want to de-energise the critical load.
4. Select Yes or no, then press the RETURN pushbutton.
Selecting Yes will immediately shut down the UPS and de-energising the critical load. Selecting No will
abort the shutdown.
CAUTION
Do not attempt to restart the system after Load Off until the cause of the shutdown has been
identified and cleared.
6. To restart the UPS after pressing the LOAD OFF pushbutton, follow the procedure in paragraph 6.4.1 or
6.4.2.
5. If another UPS is to be shut down, proceed to that UPS and repeat Step 1 through Step 4.