Liebert Static Transfer Switch 2 Installation, Operation & Maintenance Manual page 138

100-1000 amp, 50-60 hz
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Pressing the RESET button to returns the unit to the preferred source. Ensure that the condition that triggered
the switch has been rectified before returning to the preferred source.
Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the STS2
system from a terminal, type SH and press RETURN on your keyboard to turn off the audible alarm.
This event was written to the Event Log, if so configured.
The alarm has triggered a message to be sent to the modem, if so configured.
AUTO REXFER INHIBIT
Automatic Retransfer Inhibited.
The system made five transfers from the preferred source to the alternate source in the last five minutes. As a result,
automatic retransfers back to the preferred source is now disabled.
To clear this alarm condition, assign the alternate source as the preferred source.
This alarm also is cleared if the unit transfers to the preferred source due to an alternate source AC volt failure (i.e., an
emergency transfer.)
Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the STS2
system from a terminal, type SH and press RETURN on your keyboard to turn off the audible alarm.
The event was written to the Event Log, if so configured.
The alarm has triggered a message to be sent to the modem, if so configured.
If configured to be a latching alarm, press RESET on the display. If you are accessing the unit from a terminal, type
CA and press RETURN on your keyboard.
CB1 (S1) OPEN
Circuit Breaker 1 (for Source 1) Open
Circuit Breaker 1 is not closed. CB1 is only assigned to Source 1.
Check that the Circuit Breaker 1 switch is in the desired position.
Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the STS2
system from a terminal, type SH and press RETURN on your keyboard to turn off the audible alarm.
This event was written to the Event Log, if so configured.
The alarm has triggered a message to be sent to the modem, if so configured.
If configured to be a latching alarm, press RESET on the display. If you are accessing the unit from a terminal, type
CA and press RETURN on your keyboard.
CB2 (S2) OPEN
Circuit Breaker 2 (for Source 2) Open
Circuit Breaker 2 is not closed. CB1 is only assigned to Source 2.
Check that the Circuit Breaker 2 switch is in the desired position.
Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the STS2
system from a terminal, type SH and press RETURN on your keyboard to turn off the audible alarm.
This event was written to the Event Log, if so configured.
126
Event Message Help Text

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