Event Message Help Text

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/PDU 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.

CB4 (S1 BYP) CLOSED

Circuit Breaker 4 (Source 1 Bypass Breaker) Closed

Circuit breaker 4 is not open. The input from Source 1 is bypassing the Static Transfer Switch 2 Power Distribu- tion Unit.

Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the STS2/PDU 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.

CB5 (S1 BYP) CLOSED

Circuit Breaker 5 (Source 2 Bypass Breaker) Closed

Circuit breaker 5 is not open. The input from Source 2 is bypassing the Static Transfer Switch 2 Power Distribu- tion Unit.

Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the STS2/PDU 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.

CB3 (OUTPUT) OPEN

Circuit Breaker 3 (Output breaker) Open

Circuit breaker 3 is not closed. This circuit breaker is assigned to the output load. The power flow to the load cannot flow through the Static Transfer Switch 2 Power Distribution Unit.

Press SILENCE on the touch screen to turn off the audible alarm, if so configured. If you are accessing the STS2/PDU 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.

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Liebert STS2, PDUTM manual CB2 S2 Open, CB4 S1 BYP Closed, CB5 S1 BYP Closed, CB3 Output Open