1.
Turn off all the equipment that is powered by the UPS system.
2.
Perform the LOAD OFF procedure in Section
The output contactor opens and the inverter is turned off.
3.
Perform the battery charger off procedure in Section
The input and battery contactors open.
DANGER
Power is still present inside each UPS cabinet until the upstream feeder
circuit breaker is opened, and in case of a parallel system, the output is
isolated or parallel units are shut down as well.
4.
Open the UPS input switch.
5.
If the UPS contains a bypass input switch (BIS), open the BIS.
6.
If the UPS contains a maintenance bypass switch (MBS), verify that the
MBS is open.
7.
Open the UPS input and bypass feeder circuit breakers.
8.
Open all external battery breakers.
7.3.10
Charger control
To turn the battery charger on:
1.
Select the CONTROLS symbol in the main menu bar.
The System Control screen is displayed.
2.
Select Battery in the System Control screen.
3.
In the Battery System Control screen, select the RESTING → CHARGING
command and press the
push button.
To turn the battery charger off:
1.
Select the CONTROLS symbol in the main menu bar.
The System Control screen is displayed.
2.
Select Battery in the System Control screen.
3.
In the Battery System Control screen, select the CHARGING → RESTING
command and press the
push button.
7.3.11
Battery test
Note: This UPS has a user initiated battery test that is intended to determine if
the batteries are able to support the load.
The battery test can only be initiated when the battery is fully charged. This
normally occurs within 72 hours of the start of a charging cycle. The
command is not shown if the test cannot be run.
To start the battery test:
Eaton 93E Generation 2 UPS 100-200 kVA
(380/400/415V)
User's and installation guide
©
Eaton Corporation plc 2019. All rights reserved.
Revision: 002
Document ID: P-164000848
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