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The weight of this part or unit is more than 55 kg (121.2 lb). It takes specially trained persons, a lifting
device, or both to safely lift this part or unit. (C011)
To replace the EBM(s):
Step 1.
Unplug the EBM power cable and battery detection cable from the UPS. If additional EBM(s) are
installed, unplug the EBM power cable and battery detection cable from each EBM.
Step 2.
Replace the EBM(s). See "Recycling the used equipment" on page 55 for proper disposal.
Note: A small amount of arcing might occur when connecting EBMs. This is normal and will not
harm personnel. Insert the EBM cable into the battery connector quickly and firmly.
Step 3.
Plug the EBM cable(s) into the battery connector(s). Up to four EBMs can be connected to the UPS.
Step 4.
Verify that the EBM connections are tight and that adequate strain relief exists for each cable.
Step 5.
Connect the battery detection cable(s) to the connector of the UPS and of the EBM(s).
Testing a new battery pack
To test a new battery pack:
Step 1.
Allow the batteries to charge for 48 hours.
Step 2.
Press any button to activate the menu options.
Step 3.
Select Control ➙ Start a battery test.
The UPS starts a battery test if the battery pack is fully charged, the UPS is in Normal mode with
no active alarms, and the bypass voltage is acceptable.
During the battery test, the UPS transfers to Battery mode and discharges the battery pack for
25 seconds. The front panel displays "Battery test in progress" and the percentage of the test
completed.
Replacing the UPS
The HotSwap MBP allows you to service or replace the UPS without interrupting the connected loads.
Removing the UPS
To remove the UPS:
Step 1.
Press any button to activate the menu options.Then, select Control ➙ Bypass.
Step 2.
Verify that the UPS is in Bypass mode by checking its display panel.(The Bypass LED is on:
Step 3.
Move the manual rotary switch on the MBP to the Bypass position.
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6U Rack or Tower UPS RT8.0kVA and RT11.0VA and Maintenance Bypass Installation and User's Guide
.)
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