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12 Three-Phase Rack PDU — Installation and Operation Manual
Alarm conditions
You configure warning and alarm limits through the internal menus,
using a serial port connection.
The Rack PDU shows warning and alarm conditions as follows:
Phase Indicator LED Displays yellow for a warning and red for an
alarm.
Digital Display If one phase is at or above the warning or
alarm limit, the display shows the current for
that phase.
If more than one phase is at or above the
warning or alarm limit, the display cycles
among those phases, displaying their current.
Control Button Pressing this button causes the digital display
to display the current for the next phase for 30
seconds. Then it returns to the display of the
current for any phases that are at or above the
warning or alarm limits.
Warn
i
ng
Do not exceed the maximum voltage and
current ratings listed on the rear panel of
the Rack PDU.