To Use The Load Off Pushbutton; Resetting The Upm After Load Off; Using The Sbm Emergency Upm Off Pushbutton - Eaton Powerware 9315 Installation And Operation Manual

10.2.8

To 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.
10.2.9

Resetting the UPM after LOAD OFF

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

10.2.10 Using the SBM EMERGENCY UPM OFF Pushbutton

An SBM Emergency UPM Off is initiated by the covered, red EMERGENCY UPM
OFF pushbutton on the SBM 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 SBM output. The
SBM EMERGENCY UPM OFF pushbutton functions differently, depending on the
Emergency Power Off (EPO) option specified when ordered. The options available
are as follows:
S
The critical load is transferred to bypass and UPMs powered down.
UPM CB1 breakers remain closed.
S
Power to the critical load is de-energized and UPMs powered down.
UPM CB1 breakers remain closed.
S
The 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.
S
Power 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.
10−6
CAUTION
the emergency has been identified and cleared.
EATON Powerware 9315 Parallel Capacity/Redundant System
164201150 Rev. E www.powerware.com