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UPS Operating Instructions
Eaton 93PM UPS (20–50 kW, 480V Four Wire – 50 kW Frame) Installation and Operation Manual P-164000540—Rev 4
www.eaton.com/powerquality
6-27
6.
Close the door and secure the latch.
7.
Observe the UPS control panel becoming active, indicating logic power.
8.
Verify no alarms are active.
9.
Tap the
CONTROLS
tab on the main menu navigation bar. The System Control screen is displayed.
10. Tap the
MODULES CONTROLS
tab on the secondary Control menu navigation bar. The UPM Select
screen is displayed.
11. On the UPM Select screen, select UPM 1. The UPM Control Screen is displayed.
12. Tap the
START MODULE
button.
The UPM 1 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.
13. Repeat Steps 9 through 12 selecting UPM 2 to start UPM 2.
The UPM 2 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.
14. Repeat Steps 7 through 14 for each UPS in the parallel system.
6.4.4
Starting a Single UPM
To Start a single UPM:
1.
Open the UPS front door by lifting the latch from the bottom and turning to the right (counterclockwise)
and swing the door open.
2.
Verify that the UPS input breakers is open.
3.
Close the UPS input feeder circuit breaker.
4.
If dual feed, close the UPS bypass feeder circuit breaker.
5.
Close the UPS input breaker.
6.
Close the door and secure the latch.
7.
Observe the UPS control panel becoming active, indicating logic power.
8.
Verify no alarms are active.
9.
Tap the
CONTROLS
tab on the main menu navigation bar. The System Control screen is displayed.
10. Tap the
MODULES CONTROLS
tab on the secondary Control menu navigation bar. The UPM Select
screen is displayed.
11. On the UPM Select screen, select the UPM to start. The UPM Control Screen is displayed.
12. 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.
Содержание 93PM UPS
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