Glossary - Eaton DX RT 6K UPS User Manual

10 Glossary

Bypass AC source
Frequency converter
Low-battery warning
Backup time
Load
HE mode
Manual bypass
Normal (double
conversion) mode
Normal AC source
Relay contacts
UPS
Source supplying the bypass line. The equipment can be
transferred to the bypass line if an overload occurs on the
UPS output, for maintenance or in the event of a malfunction.
Operating mode used to convert the AC-power frequency
between the UPS input and output (50Hz -> 60Hz or 60Hz ->
50Hz).
This is a battery-voltage level indicating that battery power is
low and that the user must take action to prevent the
imminent break in the supply of power to the load.
Time during which the load can be supplied by the UPS
operating on battery power.
Devices or equipment connected to the UPS output.
Operating mode by which the load is supplied directly by the
AC source if it is within the tolerances defined by the user.
This mode reduces the consumption of electrical power
Rotary switch controlled by the user, used to connect the
loads directly to the AC source. Transfer of the load to the
manual bypass
interrupting the supply of power to the connected loads.
The normal UPS operating mode in which the AC source
supplies the UPS which in turn supplies the connected loads
(after electronic double conversion).
Normal source of power for the UPS.
Contacts supplying information to the user in the form of
signals.
Uninterruptible Power Supply.
47
enables UPS maintenance without