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172
Eaton
®
Power Xpert
®
9395P-1200 Installation and Operation Manual 164000500—Rev 11
NOTE
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
Using the UPS LOAD OFF Pushbutton or Command
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.
13. Verify the battery breaker or disconnect for the UPS being shut down is open. If not, open the breaker.
Power is present inside the UPS cabinet until the upstream input feeder circuit breaker is opened.
NOTE
If the UPS contains an input breaker (CB1), DO NOT open the breaker unless no input
feeder breaker is installed.
14. Open the input and bypass feeder circuit breakers for the UPS being shut down.
The UPS is now completely shut down.
External Communications Failure alarm is active on remaining online UPSs. This is an expected event and
will clear upon UPS restart.
Содержание Power Xpert 9395P-1100/1100
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Страница 28: ...10 Eaton Power Xpert 9395P 1200 Installation and Operation Manual 164000500 Rev 11 Introduction...
Страница 112: ...94 Eaton Power Xpert 9395P 1200 Installation and Operation Manual 164000500 Rev 11 UPS System Installation...
Страница 154: ...136 Eaton Power Xpert 9395P 1200 Installation and Operation Manual 164000500 Rev 11 Understanding UPS Operation...
Страница 202: ...184 Eaton Power Xpert 9395P 1200 Installation and Operation Manual 164000500 Rev 11 Communication...
Страница 210: ...192 Eaton Power Xpert 9395P 1200 Installation and Operation Manual 164000500 Rev 11 UPS Maintenance...
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