Eaton 9395C-1000/1000, Installation And Operation Manual

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Understanding UPS Operation
Eaton
®
Power Xpert
®
9395C UPS Installation and Operation Manual P-164000821—Rev 01 www.eaton.com/powerquality 6-7
4. Turn key K-LB to unlock the LBB breaker. Close the LBB breaker.
6.2.8 Transfer to Maintenance Bypass and Load Bank Sequence
Key Operation: Transfer UPS system from Load Bank
1. Open the LBB breaker. Turn key K-LB and remove from the LBB breaker lock and insert it into the MIB
lock.
2. Verify key K-ML is in the LBB breaker lock. If not present, remove key K-ML from one of the other Load
Bank breakers common to the system Load Bank and insert into the LBB lock.
NOTE Multiple systems share a common load bank. A single K-ML key is used to prevent
more than one system from being connected to the load bank at a time. Key K-ML
must be inserted in the Load Bank breaker lock of the system to be connected to
the load bank.