86 Eaton 93PM Emergency Lighting UPS (50 kW, 480V Three and Four-Wire UL 924) Installation and Operation Manual P-164000569—Rev 03
WARNING
Power is present inside the UPS cabinet.
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To transfer the critical load to Normal mode:
1. Tap the CONTROLS tab on the main menu navigation bar. The System Control screen is displayed.
2. Tap the GO ONLINE button.
The UPS transfers to Double Conversion mode. If the power module is not available, the system remains
on bypass and an alarm sounds.
The NORMAL status indicator is illuminated.
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To transfer the load to Standard Normal mode:
1. Tap the CONTROLS tab on the main menu navigation bar. The Control screen is displayed.
2. Tap the EAA CONTROLS tab on the secondary Control menu navigation bar. The EAA CONTROLS screen
is displayed.
3. Tap the DISABLE ESS button.
The UPS transfers to Double Conversion mode.
The NORMAL status indicator is illuminated.
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To transfer the load to HE Normal mode:
1. Tap the CONTROLS tab on the main menu navigation bar. The Control screen is displayed.
2. Tap the EAA CONTROLS tab on the secondary Control menu navigation bar. The EAA CONTROLS screen
is displayed.
3. Tap the ENABLE ESS button.
The UPS transfers to ESS mode if no abnormal power conditions are detected. If abnormal power
conditions are detected, the UPS will wait and transfer to ESS mode when conditions are cleared.
The NORMAL status indicator is illuminated.
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To transfer the critical load to Bypass mode and shut down the UPMs:
1. Transfer the critical load to bypass by performing the procedure in paragraph
7.3.4 Transfer from Double Conversion to Bypass Mode.
2. Tap the CONTROLS tab on the main menu navigation bar. The System Control screen is displayed.
3. Tap the MODULES CONTROLS tab on the secondary Control menu navigation bar. The UPM Select
screen is displayed.
4. On the UPM Select screen, select UPM 1. The UPM Control Screen is displayed.
5. Tap the SHUT DOWN MODULE button.
The UPM status indicates SHUTDOWN. The power module is turned off.
Logic power remains on.
UPS Operating Instructions
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