CHAPTER 4: SETPOINTS CONTROL889 GENERATOR PROTECTION SYSTEM – INSTRUCTION MANUAL 4–345Figure 4-146: Local Control for breakers894200A1.cdrSETPOINTBreaker Local OpenOff=0, Pushbutton # ON =1SETPOINTLocal ModeOff = 0FLEXLOGIC OPERANDLocal Mode ONLocal Mode OFFLMShows on display bannerANDFLEXLOGIC OPERANDBKR1 Local OpenFLEXLOGIC OPERANDTag ONFLEXLOGIC OPERANDBKR1 Loc Blk Open Byfrom Tagging logicANDFLEXLOGIC OPERANDBKR1 Loc Blk OpenANDFLEXLOGIC OPERANDBKR1 Local CloseFLEXLOGIC OPERANDBKR1 Loc Blk Cls ByANDFLEXLOGIC OPERANDBKR1 Loc Blk CloseFLEXLOGIC OPERANDBKR1 OpenedFLEXLOGIC OPERANDBKR1 ClosedANDSETPOINTBreaker Local CloseOff=0, Pushbutton # ON =1ANDPB “BKR Local Open”PB “BKR Local Close”from Breaker status detection logicfrom Breaker status detection logicFLEXLOGIC OPERANDBKR1 Selectedfrom Bkr/Sw selection logicANDFLEXLOGIC OPERANDBlock ONfrom Local Block logicFLEXLOGIC OPERANDBypass Block ONFrom Local Bypass Block logic* The logic shows the local breaker controlfor Breaker 1 with Enabled and DisabledSelect Before Operate setpoint.FLEXLOGIC OPERANDBKR1 Rem Blk Open ByFLEXLOGIC OPERANDBKR1 Rem Blk OpenANDFLEXLOGIC OPERANDBKR1 Rem Blk Cls ByFLEXLOGIC OPERANDBKR1 Rem Blk CloseANDfrom Breaker Control logicfrom Breaker Control logicOPENcommandRelay ( Ready = 1)BKR 1: Trip Relay SelectSetpoints/System/Breakers/BKR1:To Selected BKR 1Trip OutputBKR 1: Close Relay SelectTo Selected BKR 1Close OutputANDSetpoints/System/Breakers/BKR1:AND(From Synchrocheck 1)Sync 1 BKR Cls PermORSETPOINTSCLOSE SYNCHROCHECKSPVN BKR 1BypassSync 1 Cls PermPB “Local Start”869PB “Local Stop”869850, 845, 889AND ANDAND ANDSETTINGSelect Before OperateDisabled = 0, Enabled = 1ANDORANDORANDFLEXLOGIC OPERANDSBO Enabled
