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Chapter 8 Operation
Powering up the protected load
All load protected by the UPS unit must be powered up sequentially:
Power up one load has to be powered up and wait until it has completed its POST.
Once the load has fully started, power up the next load until it has completed its POST.
Repeat this sequence until all load has been powered up.
If these instructions are not followed then this can lead to a high inrush current to the UPS
Attention!
unit. This can lead to an unexpected behaviour, malfunctioning, or in the worst case to
damage of the UPS unit!
Shutting down the UPS
Note: Before shutting down the UPS unit all load protected by it must be shut down properly and
turned off, unless the UPS is set to bypass and the load is connected to utility power via the
MBP.
To shut down the UPS:
Step 1. Press the X button on the UPS front panel. The UPS goes into Standby mode.
Step 2. Switch the upstream circuit breaker which protects the UPS unit off, that is set it to the " "
(off) position to switch off the utility power. This will cut the utility power to the UPS unit.
The UPS turns off.
Monitoring the UPS operating mode
The Lenovo UPS front panel indicates the UPS status through the UPS indicators. See
panel
in
Chapter
3.
Operating modes: descriptions
Online mode
When the UPS is operating from utility power, the UPS is in Online mode: the
illuminates solid. The UPS monitors and charges the battery packs as needed and provides
filtered power protection to your equipment. High Efficiency and Energy Saving settings take
the UPS out of online mode to minimize heat contribution to the rack environment, but reduce
the protection of your equipment. See
Battery mode
When the UPS is operating without utility power, the alarm beeps once every ten seconds and
the
indicator illuminates solid. The necessary energy is provided by the battery packs.
When the utility power returns, the UPS goes to Online mode.
6U Rack or Tower UPS RT8kVA and RT11kVA IUOMG
User settings
in
Chapter
indicator
3.
Control
105
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