Eaton 93PM Series - Page 122

110 Eaton 93PM UPS 480V Three-Wire – 100 kW Frame Installation and Operation Manual 164000227—Rev 07
1. Transfer the critical load to bypass by performing the procedure in paragraph
7.4.5 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.
6. Repeat Steps Step 2 through Step 5 selecting UPM 2 to shut down UPM 2.
The UPM status indicates SHUTDOWN. The power module is turned off.
Logic power remains on.
7. Repeat Steps Step 2 through Step 5 selecting UPM 3 to shut down UPM 3.
The UPM status indicates SHUTDOWN. The power module is turned off.
Logic power remains on.
8. Repeat Steps Step 2 through Step 7 for each UPS in the parallel system.
77..44..1100 SSiinnggllee UUPPMM SShhuuttddoowwnn
To shut down a single UPM:
1. Tap the CONTROLS tab on the main menu navigation bar. The System Control screen is displayed.
2. Tap the MODULES CONTROLS tab on the secondary Control menu navigation bar. The UPM Select
screen is displayed.
3. On the UPM Select screen, select the UPM to shutdown. The UPM Control Screen is displayed.
4. Tap the SHUT DOWN MODULE button.
The UPM status indicates SHUTDOWN. The power module is turned off. The remaining UPMs continue to
supply the critical load.
Logic power remains on.
77..44..1111 SSiinnggllee UUPPMM RReessttaarrtt
To restart a single UPM from a shutdown state:
1. Tap the CONTROLS tab on the main menu navigation bar. The System Control screen is displayed.
2. Tap the MODULES CONTROLS tab on the secondary Control menu navigation bar. The UPM Select
screen is displayed.
3. On the UPM Select screen, select the UPM to start. The UPM Control Screen is displayed.
4. Tap the START MODULE button.
The UPM rectifier and inverter turn on. When the inverter reaches full voltage, the UPS is ready to transfer
to the Double Conversion mode and supply the critical load.
77..44..1122 SSiinnggllee UUPPSS SShhuuttddoowwnn
To Shutdown a single UPS:
UPS Operating Instructions