Eaton ATC-900 Operation And Maintenance Manual

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IB140012EN For more information visit: www.eaton.comInstructional BookletEffective: March 2021 Page 27Operation and Maintenance Manual,Automatic Transfer Switch Controller, ATC-9005.6 Programming Setpoints for Inputs (Rules)There are some rules to follow when particular Inputs are pro-grammed.1. In the setpoints, Time Delay Neutral (TDN) must be set to"n/a" when using "Load Decay." Conversely, "Load Decay"must be set to "n/a" if "TDN" is being used.2. The voltage unbalance protection can be disabled by the usersimply by setting them to "0".3. With the Input of the controller programmed to the followinginputs, associated setpoints will also be required to be appro-priately set.48M1 I/O Module (1) O O O O O O O O O O48M2 I/O Module (2) O O O O O O O O O O48M3 I/O Module (3) O O O O O O O O O O48M4 I/O Module (4) O O O O O O O O O O48U USB Port for Memory Stick S S S S S S S S SProgrammable Outputs80B Input Terminal Blocks 0 0 0 S S 0* 0* S S80C Output Terminal Blocks 0 0 0 S S O O S S81A General Alarm Indication Contact (OUTPUT) P P P P P P P P P O81B Monitor Mode (OUTPUT) P P P P P P P P P O81C ATS in Test (OUTPUT) P P P P P P P P P O81D Engine Test Aborted (OUTPUT) P P P P P P P P P O81E Cooldown in Process (OUTPUT) P P P P P P P P P O81F Engine Start Contact Status Gen 1 & Gen 2 (OUTPUT) P P P P P P P P P O81G LOAD SHED - S2 Inhibit On (OUTPUT) P P P P P P P P P O81GL LOAD SHED - S2 Inhibit On w/white indicating light OF OF OF OF OF OF OF OF OF O81H ATS on Bypass (OUTPUT) P P P P P P P P P OOnly one type NO or NC may be programmed per system.81J Lockout PF PF PF PF PF PF PF PF PF I81K Monitor Mode (NC or NO) P P P P P P P P P I81N Health P P P P P P P P P 081P BP Safety Interlock Alarm (Unit will not transfer) P P P P P P P P P I81R Waiting for Sync P P P P P P P P P 081S Closed Transition Inhibit (81T with Switch) P P P P P P P P P IThree Source ATS Control (Primary/Secondary)90A Primary Control Gen 2 Start Status (OUTPUT) P P P P P P P P P O90B Secondary Input (INPUT) P P P P P P P P P I* Contactor D & E Wallmount and D & E frame Closed Transition have Input Terminals Blocks with S2 Engine Start.Table 8. ATC-900 Features and I/O (Cont.).ATC-900 FEATURESP = Programmable (Internal or I/O), PF = Prgammable Fixed I/OO = Optional, OF = Optional Fixed, S = StandardCONTACTOR MCCB MAGNUMATC9 BIC9 CBC9 CTC9 ATx9 ATV9 CBV9C2 C3 C5 C/D C/D C3 BIV9 CTV9 I/OINPUT SETPOINT(S)Manual Retransfer Manual Retransfer, Preferred SourceEnable Manual Retransfer Manual RetransferPreferred Source Selector Preferred SourceEmergency Inhibit Preferred SourceGo to Emergency Preferred SourceSecondary Operating Mode, # of Generators, Preferred SourceEngine Test Mode Select Engine/PE Test Mode