Ups Operating Modes - Siemens SOMATOM Operator's Manual

CHAPTER
A.3
Normal mode
Battery mode
09/2008
A . 2
Operation

UPS operating modes

The uninterruptible power supply can be operated in different
modes.
During normal operation, the mode indicator illuminates and
A . 3
the load level indicators display the percentage of UPS load
capacity being used by the protected equipment. The UPS mon-
itors and charges the batteries as needed and provides power
protection to your equipment.
When the UPS is operating during a power outage, the alarm
A . 3
beeps and the battery mode indicator illuminates. The protected
equipment is now powered by the UPS. When power returns the
UPS returns to normal operation while the battery recharges.
The length of time that the battery can provide backup power
during a power failure depends on the charging level of the bat-
tery.
A . 3
A . 3
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