The
Alpha
Tetrex
UPS
The Alpha Tetrex Uninterruptible Power Supply (UPS) is a microprocessor-controlled line inter- active unit designed for
indoor use. lt has automatic frequency sensing to match the output frequency with the input's. lf the output is overloaded, the
unit automatically shuts down to pSrotect the loads.
The drawings below are for illustrative purposes only. See your unit for the exact type, number and location of the connectors
and controls used.
Using
the
On/Off
Button
AC
start
with
green
mode
on:
When the unit is connected to line power, press this button for 1 second to turn on the unit.
Green
mode:
When green mode is on and the line becomes unqualified and less than 20 watts of power is drawn
by the loads, the unit automatically turns off. When the line is requalified, the unit automatically turns on.
AC
start
with
green
mode
off:
When the unit is connected to line power, press this button until the beeping stops. The unit
is turned on and green mode is disabled.
DC
start
with
green
mode
on:
This starts the unit when line power is absent or unqualified. Press this button for up to three
seconds. Backup battery power is provided to the loads.
DC
start
with
green
mode
off:
This starts the unit when line power is absent or unqualified. Press this button until the unit
starts beeping. Backup battery power is provided to the loads and green mode is disabled.
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Summary of Contents for Tetrex 500
Page 1: ...Tetrex 500 USER MANUAL...
