Eaton ATC-600 Instructions For Installation, Operation And Maintenance

Contents

IB ATS-1005 For more information visit: www.eaton.comInstructional BookletEffective: March 2010 Page 33Instructions for Installation, Operation and Maintenance of theEaton ATC-600 Automatic Transfer Switch ControllerAppendix E: Operational Flowcharts• Utility - Generator Transfer Switch• Dual Utility Transfer Switch• In-phase Transition ImplementationSource 1 is availableIs Source 2available?Close Source 2 breaker(Momentarily energize K4)NUtility - Generator Transfer SwitchClose Source 1 breaker(Momentarily energize K3)Source 1 becomes unavailable(or Engine Test, Plant Exerciser, Go To Emergency)TDES timer times outSend “Engine Start” signal(Energize Gen Start relay)TDNE timer times outOpen Source 1 breaker(Energize K2)YSource 2 is powering the loadTDEN timer times outOpen Source 2 breaker(Energize K1)Close Source 1 breaker(Momentarily energize K3)NIs Source 1available yet?YSource 1 is powering the loadTDN timer times out(if Option 32A is enabled)TDN timer times out(if Option 32A is enabled)Source 1 is powering the loadTDEC timer times outRemove “Engine Start” signal(De-energize Gen Start relay)Send Pretransfer signal. TPRE times out.(if Pretransfer enabled)Send Pretransfer signal. TPRE times out.(if Pretransfer enabled)

/ 36

Related manuals for Eaton ATC-600