Liebert Static Transfer Switch 2 Installation, Operation & Maintenance Manual page 136

100-1000 amp, 50-60 hz
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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.
S1 OVERCURRENT
Source 1 Overcurrent
STS2 is running on Source 1 and an overload condition has occurred on one or more phases.
Note: The overload setpoint is a single fixed number--101%. An overload condition is detected when the measured
load current is equal to or greater than the setpoint.
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.
S2 OVERCURRENT
Source 1 Overcurrent
STS2 is running on Source 2 and an overload condition has occurred on one or more phases.
Note: The overload setpoint is a single fixed number--101%. An overload condition is detected when the measured
load current is equal to or greater than the setpoint.
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.
S1 I-PEAK
Current Peak on Source 1
The peak current from Source 1 has exceeded the set point as defined in the I-PK Xfer Lockout setting under User
Settings.
Transferring to Source 2 has been inhibited.
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 and the system status surrounding it have been written to a History Log if the History Logs were not already
full. This event was also written to the Event Log, if so configured.
If this alarm is configured to automatically reset under the set points for User Settings, the alarm clears itself when the
I-Peak condition clears.
124
Event Message Help Text

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