Powerware 9315s manual To Use the Load OFF Pushbutton, Resetting the UPM after Load OFF

10.2.8To Use the LOAD OFF Pushbutton

1.Raise the clear plastic shield covering the red LOAD OFF pushbutton on the UPM Monitor Panel.

2.Press the LOAD OFF pushbutton.

The breaker and contactors open (you can hear them opening). The CB1 switch trips, and the Load Off PUSH TO RESET pushbutton on the UPM Control Panel pops out. The UPM shuts down.

10.2.9Resetting the UPM after LOAD OFF

CAUTION:

Do not attempt to restart the UPM after Load Off until the cause of the

emergency has been identified and cleared.

The Load Off PUSH TO RESET pushbutton is a small white button on the UPM Control Panel. The PUSH TO RESET pushbutton pops out and the CB1 switch trips when the LOAD OFF pushbutton on the Monitor Panel is activated.

To reset the UPM:

1.Press the Load Off PUSH TO RESET pushbutton until it clicks in and remains recessed.

2.Move the CB1 switch from the center (tripped) position to OFF. The switch should be difficult to move from the TRIPPED position.

3.The UPM is now reset. To restart the UPM , follow the procedure in Chapter 4, “Starting and Stopping the UPS” in the applicable Powerware 9315 UPS Operators manual provided with the UPM.

10.2.10 Using the SSBM EMERGENCY UPM OFF Pushbutton

An SSBM Emergency UPM Off is initiated by the covered, red EMERGENCY UPM OFF pushbutton on the SSBM Control Panel. This pushbutton is protected by a clear plastic shield to prevent accidental activation. In an emergency, you can press this pushbutton to instantaneously control the UPM and SSBM output. The SSBM EMERGENCY UPM OFF pushbutton functions differently, depending on the Emergency Power Off (EPO) option specified when ordered. The options available are as follows:

SThe critical load is transferred to bypass and UPMs powered down. UPM CB1 breakers remain closed.

SPower to the critical load is de-energized and UPMs powered down. UPM CB1 breakers remain closed.

SThe critical load is transferred to bypass and UPMs powered down. UPM CB1 breakers trip and the UPM is cut off from utility power. This function requires additional EPO kit available from Powerware.

SPower to the critical load is de-energized and UPMs powered down. UPM CB1 breakers trip and the UPM is cut off from utility power. This function requires additional EPO kit available from Powerware.

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