Terms Used In This Manual - HP PowerTrust A3589A Manual

Terms Used in this Manual

This section contains definitions of words and phrases that are used throughout this
manual.
automatic bypass
Automatic Bypass
mode
Battery Box
battery pack
Bypass Unit
control panel
Electronics Unit
front panel
hold-up time
On-battery mode
On-line mode
overtemperature
Power Distribution
Unit (PDU)
Chapter 1
Internal circuitry that detects a failure in the UPS's internal
AC power path and bypasses the faulty circuitry so that AC
input continues to supply power to the connected equipment.
The condition the UPS is in after it detects a problem with its own
circuitry. For more detailed information about this mode, refer to
"UPS Modes".
A rack-mounted unit containing ten battery packs. The Battery Box
is connected to the Electronics Unit with a cable integrated into the
Battery Box.
A sealed removable unit containing a rechargeable battery.
See Service Bypass Unit.
The front panel of the Electronics Unit. Also called the front panel.
See Figure 1-2.
A rack-mounted unit containing the electronic components of the
PowerTrust UPS.
The front panel of the Electronics Unit. Also called the control
panel.
The amount of time that the UPS will maintain AC power to the
connected equipment after the external AC power has failed or been
removed. This is about 15 minutes when the batteries within the
UPS are fully charged and the unit is powering its rated load. If the
UPS is powering less than its rated load, the unit's hold-up time is
longer.
The state of the UPS when it is supplying AC power from its
batteries to the connected equipment. For a more complete
description of this mode, refer to "UPS Modes".
The state of the UPS when normal voltage to the system load is
supplied through the Electronics Unit by the AC input power source.
For more information, see "UPS Modes".
A high temperature condition, sensed within the UPS.
A power strip within the expansion cabinet containing receptacles
for the device(s) to be protected by the UPS. Both the
factory-integrated and field-integrated versions of the PowerTrust
UPS must be used with a UPS-compatible PDU.
Overview
Terms Used in this Manual
1-5