990-66230A-001

Start Up and Add a UPS to a Running Parallel System

Use this procedure to start up and add one UPS to a running parallel system.
NOTE: Before a UPS can be added to a parallel system, the parallel system must be configured by Schneider Electric.
  1. On the new UPS, check that UIB, SSIB, and UOB are in the ON (closed) position.
  2. Close Ext. UOB.
  3. Close MIB and BIB for this UPS .
  4. Close BB for this UPS.
  5. Verify correct load sharing between the parallel UPS units.
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