Eaton 9395XC UPS 1200kW/1200kVA, 1350kW/1350kVA or 1500kW/1500kVA 164001079—Rev 01
123
•
When the inverter reaches full voltage, the static switch turns off. Power is now supplied to the critical
load in Online mode. It takes approximately one minute for the UPS to achieve Online mode.
•
The UPS status indicates
Online
on the header section of the screen. The UPM status indicates
Active
on the Overview Screen (see
).
9.
Close all battery breakers.
10. To activate, enable, or disable any of the UPS operational modes, follow the online screen prompts.
77..55..22
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If the inverter output of the distributed bypass system is not available and the critical load needs to be
energized, start the distributed bypass system in bypass mode.
In Bypass mode, the critical load is not protected from commercial power interruptions and abnormalities.
To start in bypass mode:
1.
Close all Module Output Breakers (MOBs).
2.
Close all UPS Bypass input feeder circuit breakers.
3.
Observe the UPS control panel displays becoming active, indicating logic power.
4.
Press the
Padlock
icon on any screen. The
Sign In
screen is displayed. Use operator password to log in
(factory default password is
1010
) (see
and
).
5.
Select the Overview screen, and verify the UPS status.
6.
Return to the
Home
screen and select the
Control
(see
).
7.
On the
Control
screen, select
Go To Bypass
(see
). Select “Go to Bypass” when prompted.
8.
From the Home screen menu, select
Timeline
and verify no alarms are active on the
Active Event
screen
(see
). The UPS start up sequence begins.
The critical load is immediately supplied after pre-charge by the bypass source in Bypass mode.
77..55..33
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PS
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NOTE
To shut down a single UPS, MOBs with dual auxiliary contacts must be installed and
connected.
To shut down a single UPS:
1.
Open the MOB for the UPS being shut down.
2.
On the UPS to shut down, press the Controls tab on the Home menu bar. The
System Controls
screen is
displayed.
3.
Select the LOAD OFF command.
NOTE
Load Off will turn off only the UPS being shut down. The remaining UPSs will remain
online supplying power to the critical load.
4.
Perform the LOAD OFF procedure in paragraph
Using the UPS LOAD OFF Command
on the UPS
being shut down. The input contactor opens and the power module is turned off on the UPS being shut
down. Logic power remains on.
5.
Verify the battery breaker or disconnect for the UPS being shut down is open. If not, open the breaker.
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