OPERATION
Eaton
®
9140 (9910-E82/E83) UPS Installation Guide for IBM
®
Applications
S
164201715 Rev 2
www.eaton.com/ibm
46
Operating Modes
The E82/E83 front panel indicates the UPS status through the UPS
indicators. Figure 33 on page 41 shows the UPS front panel indicators
and controls. Figure 34 shows the internal circuit configuration.
Bypass
Figure 34. Internal Circuit Configuration
Normal Mode
During Normal mode, the
indicator illuminates solid and the UPS is
powered from the utility. The UPS monitors and charges the batteries as
needed and provides regulated and filtered power protection to your
equipment.