UPS OPERATING INSTRUCTIONS
Eaton
Power Xpert 9395P-600 (380V-600V) UPS Installation and Operation Manual
S
P-164000710 Rev 1
www.eaton.com/powerquality
7-34
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Confirm that the remaining UPSs can support the additional critical load current provided by this UPS before
opening the MOB. This prevents the remaining UPSs from going into overload when the MOB is opened.
1.
Open the MOB for the UPS being shut down.
2.
On the UPS being shut down, press the
CONTROLS
pushbutton on the main menu
bar. The System Status screen is displayed.
3.
On the System Status screen, select the
BYPASS
command.
4.
Press the
CONTROLS
pushbutton on the System Status menu bar. The Bypass
Control Command screen is displayed.
5.
On the Bypass Control Command screen, select
GO TO BYPASS
.
6.
Press the
SELECT
pushbutton on the Bypass Command menu bar.
The UPS being shut down transfer to Bypass mode.
The
BYPASS
status indicator is illuminated. The Bypass status indicates
ON
. The
UPM status indicates
READY
. The power module remains on.
7.
On the System Status screen, select the
UPM
command.
8.
Press the
CONTROLS
pushbutton on the System Status Command menu bar. The
UPM 1 Control Command screen is displayed.
9.
On the UPM 1 Control Command screen, select
UPM OFF
.
10.
Press the
SELECT
pushbutton on the UPM 1 Command menu bar.
The UPM status indicates
SHUTDOWN
.
The input, output, and battery contactors
open, and the power module is turned off.
Logic power remains on.
11.
If there are other UPMs in the UPS, they should be shut down in sequence.
Repeat Steps 7 through 10 until all other UPMs are shut down.
12.
Perform the LOAD OFF procedure in paragraph 7.5.11 or paragraph 7.5.12 on the
UPS being shut down.
The input, output, battery, and bypass backfeed contactors open, and the power
module is turned off on the UPS being shut down.
Logic power remains on.
