Eaton 93PM User And Installation Manual

Also see for 93PM IBC-L: User and installation guide Manual Installation and operation manual User and installation guide User and installation guide

Contents

Note: All power to the critical load is lost when Load Off is selected. Onlyuse this feature when you want to de-energize the critical load.When Load Off is selected, the input, output, and bypass backfeed contactorsopen, the battery breaker or disconnect is tripped, and all the UPSs in thesystem are turned off.To restart the UPS system, follow the procedure in Section7.3.1 or Section7.3.2.CAUTIONDo not attempt to restart the system after Load Off until you have identifiedand cleared the cause of the shutdown.7.4 UPS control instructions7.4.1 Starting a single UPSMake sure that the load level does not exceed the single UPS capacity.To start the UPS:1. Open the UPS front door.2. If included inside the UPS system, check that the rectifier input switchesare closed.3. Check that the battery breaker is closed.4. Close the UPS front door.5. Close the UPS input feeder circuit breaker.6. Close the UPS bypass input feeder circuit breaker.7. Wait for the UPS control panel display to become active and indicate logicpower.8. In the home screen, press Controls.9. Press the UPS controls button.In the UPS controls screen, the system status is shown as SHUTDOWN.10. In the UPS controls screen, press the Go online button.If Auto Bypass is enabled (factory default), the critical load is immediatelysupplied by the bypass source in the bypass mode, until the inverter turnson and the UPS transfers to the double conversion mode. The yellowstatus indicator on the UPS control panel indicates that the UPS is in thebypass mode. If auto bypass is not enabled, the UPS output remains offuntil the UPS system transfers to the double conversion mode.11. In the UPS control screen, press the Go online button.12. Wait for the following messages to appear sequentially on the UPS statusline:Eaton 93PM UPS 30–200 kVA User's and installation guide© Eaton Corporation plc 2017. All rights reserved. Revision: 005 Document ID: P-164000249 100 (126)