Transfer From Online To Bypass Mode - Eaton Power Xpert Plus 1 Installation And Operation Manual

UPS OPERATING INSTRUCTIONS
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Power Xpert 9395 UPS (450–550 kVA) Installation and Operation Manual
13. Press the
CONTROLS
UPM Control Command screen is displayed.
14. On the UPM Control Command screen, select
15. Press the
SELECT
16. Verify the following messages display sequentially on the UPM status line:
DC STARTING, CHARGER OFF
INVERTER STARTING
INVERTER SYNCING
READY
The UPM rectifier and inverter turn on.
17. To transfer the UPM to Online mode, press the
UPS Control Command menu bar. The UPM Control Command screen is
displayed.
18. On the UPM Control Command screen, select
19. Press the
SELECT
The UPM transfers to Online mode. The UPM status indicates ONLINE.
7.4.5

Transfer from Online to Bypass Mode

To transfer the critical load to Bypass mode:
In Bypass mode, the critical load is not protected from commercial power interruptions and abnormalities.
1. On any UPS, press the
Status screen is displayed.
2. On the System Status screen, select the
3. Press the
CONTROLS
Control Command screen is displayed.
4. On the Bypass Control Command screen, select
5. Press the
SELECT
All of the UPSs transfer to Bypass mode and the critical load is immediately
supplied by the bypass source. If the bypass source is not available, the power
module remains on and an alarm sounds.
The
BYPASS
UPM status indicates READY. The power module remains on.
Power is present inside the UPS cabinet.
pushbutton on the UPS Control Command menu bar. The
pushbutton on the UPM Command menu bar.
pushbutton on the UPM Command menu bar.
C A U T I O N
pushbutton on the main menu bar. The System
CONTROLS
pushbutton on the System Status menu bar. The Bypass
pushbutton on the Bypass Command menu bar.
status indicator is illuminated. The Bypass status indicates ON. The
W A R N I N G
S
164201701 Rev 3 www.eaton.com/powerquality
.
UPM ON
pushbutton on the
CONTROLS
.
UPM GO TO ONLINE
command.
BYPASS
.
GO TO BYPASS