GE F650 Manual
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APPENDIX A: A.1 OPERANDS - F650 - MODEL FX - GX GEK-113000-AFF650 DIGITAL BAY CONTROLLER A-17 Phase TOC Low PH TOC2 LOW B OP Phase timed overcurrent element operation (trip) low lev el Group 2 phase B PH TOC2 LOW C PKP Phase timed overcurrent element pickup low level Gr oup 2 phase C PH TOC2 LOW C OP Phase timed overcurrent element operation (trip) low lev el Group 2 phase C PH TOC2 LOW PKP Phase timed overcurrent element pickup low level Gr oup 2 any phase PH TOC2 LOW OP Phase timed overcurrent element operation (trip) low lev el Group 2 any phase PH TOC3 LOW A BLK Phase timed overcurrent element block Low level Group 3 pha se A PH TOC3 LOW B BLK Phase timed overcurrent element block Low level Group 3 pha se B PH TOC3 LOW C BLK Phase timed overcurrent element block Low level Group 3 pha se C PH TOC3 LOW A PKP Phase timed overcurrent element pickup low level Gr oup 3 phase A PH TOC3 LOW A OP Phase timed overcurrent element operation (trip) low lev el Group 3 phase A PH TOC3 LOW B PKP Phase timed overcurrent element pickup low level Gr oup 3 phase B PH TOC3 LOW B OP Phase timed overcurrent element operation (trip) low lev el Group 3 phase B PH TOC3 LOW C PKP Phase timed overcurrent element pickup low level Gr oup 3 phase C PH TOC3 LOW C OP Phase timed overcurrent element operation (trip) low lev el Group 3 phase C PH TOC3 LOW PKP Phase timed overcurrent element pickup low level Gr oup 3 any phase PH TOC3 LOW OP Phase timed overcurrent element operation (trip) low lev el Group 3 any phase Neutral TOC NEUTRAL TOC1 BLOCK Neutral timed overcurrent element block Group 1 NEUTRAL TOC1 PKP Neutral timed overcurrent element pickup Group 1 NEUTRAL TOC1 OP Neutral timed overcurrent element operation (trip) Gr oup 1 NEUTRAL TOC2 BLOCK Neutral timed overcurrent element block Group 2 NEUTRAL TOC2 PKP Neutral timed overcurrent element pickup Group 2 NEUTRAL TOC2 OP Neutral timed overcurrent element operation (trip) Gr oup 2 NEUTRAL TOC3 BLOCK Neutral timed overcurrent element block Group 3 NEUTRAL TOC3 PKP Neutral timed overcurrent element pickup Group 3 NEUTRAL TOC3 OP Neutral timed overcurrent element operation (trip) Group 3 OPERANDS - F650 - MODEL FX - GX Internal System Status
A-18F650 DIGITAL BAY CONTROLLER GEK-113000-AF A.1 OPERANDS - F650 - MODEL FX - GX APPENDIX A: Ground TOCGROUND TOC1 BLOCK Ground timed overcurrent element block Group 1 GROUND TOC1 PKP Ground timed overcurrent element pickup Group 1 GROUND TOC1 OP Ground timed overcurrent element operation (trip) Gr oup 1 GROUND TOC2 BLOCK Ground timed overcurrent element block Group 2 GROUND TOC2 PKP Ground timed overcurrent element pickup Group 2 GROUND TOC2 OP Ground timed overcurrent element operation (trip) Gr oup 2 GROUND TOC3 BLOCK Ground timed overcurrent element block Group 3 GROUND TOC3 PKP Ground timed overcurrent element pickup Group 3 GROUND TOC3 OP Ground timed overcurrent element operation (trip) Gr oup 3 Sensitive Ground TOC SENS GND TOC1 BLOCK Sensitive ground timed overcurrent element block Gr oup 1 SENS GND TOC1 PKP Sensitive ground timed overcurrent element pickup Gr oup 1 SENS GND TOC1 OP Sensitive ground timed overcurrent element operation (trip) Gr oup 1 SENS GND TOC2 BLOCK Sensitive ground timed overcurrent element block Gr oup 2 SENS GND TOC2 PKP Sensitive ground timed overcurrent element pickup Gr oup 2 SENS GND TOC2 OP Sensitive ground timed overcurrent element operation (trip) Gr oup 2 SENS GND TOC3 BLOCK Sensitive ground timed overcurrent element block Gr oup 3 SENS GND TOC3 PKP Sensitive ground timed overcurrent element pickup Gr oup 3 SENS GND TOC3 OP Sensitive ground timed overcurrent element operation (trip) Gr oup 3 Negative Sequence TOC NEG SEQ TOC1 BLOCK Negative sequence timed overcurrent element block Gr oup 1 NEG SEQ TOC1 PKP Negative sequence timed overcurrent element pickup Gr oup 1 NEG SEQ TOC1 OP Negative sequence timed overcurrent element operation Gr oup 1 NEG SEQ TOC2 BLOCK Negative sequence timed overcurrent element block Gr oup 2 NEG SEQ TOC2 PKP Negative sequence timed overcurrent element pickup Gr oup 2 NEG SEQ TOC2 OP Negative sequence timed overcurrent element operation Gr oup 2 NEG SEQ TOC3 BLOCK Negative sequence timed overcurrent element block Gr oup 3 NEG SEQ TOC3 PKP Negative sequence timed overcurrent element pickup Gr oup 3 NEG SEQ TOC3 OP Negative sequence timed overcurrent element operation Group 3 OPERANDS - F650 - MODEL FX - GX Internal System Status
APPENDIX A: A.1 OPERANDS - F650 - MODEL FX - GX GEK-113000-AFF650 DIGITAL BAY CONTROLLER A-19 Thermal ImageTHERMAL1 BLOCK Thermal image block Group 1 THERMAL1 A RST Thermal image phase A Group 1 element reset THERMAL1 B RST Thermal image phase B Group 1 element reset THERMAL1 C RST Thermal image phase C Group 1 element reset THERMAL1 ALARM Thermal image element alarm any phase Group 1 THERMAL1 OP Thermal image element operation any phase Group 1 THERMAL1 A ALRM Thermal image element alarm phase A Group 1 THERMAL1 A OP Thermal image element operation phase A Group 1 THERMAL1 B ALRM Thermal image element alarm phase B Group 1 THERMAL1 B OP Thermal image element operation phase B Group 1 THERMAL1 C ALRM Thermal image element alarm phase C Group 1 THERMAL1 C OP Thermal image element operation phase C Group 1 THERMAL2 BLOCK Thermal image block Group 2 THERMAL2 A RST Thermal image phase A Group 2 element reset THERMAL2 B RST Thermal image phase B Group 2 element reset THERMAL2 C RST Thermal image phase C Group 2 element reset THERMAL2 ALARM Thermal image element alarm any phase Group 2 THERMAL2 OP Thermal image element operation any phase Group 2 THERMAL2 A ALRM Thermal image element alarm phase A Group 2 THERMAL2 A OP Thermal image element operation phase A Group 2 THERMAL2 B ALRM Thermal image element alarm phase B Group 2 THERMAL2 B OP Thermal image element operation phase B Group 2 THERMAL2 C ALRM Thermal image element alarm phase C Group 2 THERMAL2 C OP Thermal image element operation phase C Group 2 THERMAL3 BLOCK Thermal image block Group 3 THERMAL3 A RST Thermal image phase A Group 3 element reset THERMAL3 B RST Thermal image phase B Group 3 element reset THERMAL3 C RST Thermal image phase C Group 3 element reset THERMAL3 ALARM Thermal image element alarm any phase Group 3 THERMAL3 OP Thermal image element operation any phase Group 3 THERMAL3 A ALRM Thermal image element alarm phase A Group 3 THERMAL3 A OP Thermal image element operation phase A Group 3 THERMAL3 B ALRM Thermal image element alarm phase B Group 3 THERMAL3 B OP Thermal image element operation phase B Group 3 THERMAL3 C ALRM Thermal image element alarm phase C Group 3 THERMAL3 C OP Thermal image element operation phase C Group 3 OPERANDS - F650 - MODEL FX - GX Internal System Status
A-20F650 DIGITAL BAY CONTROLLER GEK-113000-AF A.1 OPERANDS - F650 - MODEL FX - GX APPENDIX A: Phase DirectionalPHASE DIR1 BLK INP Phase directional block Group 1 PHASE DIR1 BLOCK A Phase directional element block Group 1 Phase A PHASE DIR1 A OP Phase directional element operation Group 1 Phase A PHASE DIR1 BLOCK B Phase directional element block Group 1 Phase B PHASE DIR1 B OP Phase directional element operation Group 1 Phase B PHASE DIR1 BLOCK C Phase directional element block Group 1 Phase C PHASE DIR1 C OP Phase directional element operation Group 1 Phase C PHASE DIR2 BLK INP Phase directional block Group 2 PHASE DIR2 BLOCK A Phase directional element block Group 2 Phase A PHASE DIR2 A OP Phase directional element operation Group 2 Phase A PHASE DIR2 BLOCK B Phase directional element block Group 2 Phase B PHASE DIR2 B OP Phase directional element operation Group 2 Phase B PHASE DIR2 BLOCK C Phase directional element block Group 2 Phase C PHASE DIR2 C OP Phase directional element operation Group 2 Phase C PHASE DIR3 BLK INP Phase directional block Group 3 PHASE DIR3 BLOCK A Phase directional element block Group 3 Phase A PHASE DIR3 A OP Phase directional element operation Group 3 Phase A PHASE DIR3 BLOCK B Phase directional element block Group 3 Phase B PHASE DIR3 B OP Phase directional element operation Group 3 Phase B PHASE DIR3 BLOCK C Phase directional element block Group 3 Phase C PHASE DIR3 C OP Phase directional element operation Group 3 Phase C Neutral Directional NEUTRAL DIR1 BLK INP Neutral directional element block input signal Group 1 NEUTRAL DIR1 BLOCK Neutral directional element blocked Group 1 NEUTRAL DIR1 OP Neutral directional element operation Group 1 NEUTRAL DIR2 BLK INP Neutral directional element block input signal Group 2 NEUTRAL DIR2 BLOCK Neutral directional element blocked Group 2 NEUTRAL DIR2 OP Neutral directional element operation Group 2 NEUTRAL DIR3 BLK INP Neutral directional element block input signal Group 3 NEUTRAL DIR3 BLOCK Neutral directional element blocked Group 3 NEUTRAL DIR3 OP Neutral directional element operation Group 3 Ground Directional GROUND DIR1 BLK INP Ground directional element block input signal Group 1 GROUND DIR1 BLOCK Ground directional element blocked Group 1 GROUND DIR1 OP Ground directional element operation Group 1 GROUND DIR2 BLK INP Ground directional element block input signal Group 2 GROUND DIR2 BLOCK Ground directional element blocked Group 2 GROUND DIR2 OP Ground directional element operation Group 2 GROUND DIR3 BLK INP Ground directional element block input signal Group 3 GROUND DIR3 BLOCK Ground directional element blocked Group 3 GROUND DIR3 OP Ground directional element operation Group 3 OPERANDS - F650 - MODEL FX - GX Internal System Status
APPENDIX A: A.1 OPERANDS - F650 - MODEL FX - GX GEK-113000-AFF650 DIGITAL BAY CONTROLLER A-21 Sensitive Ground DirectionalSENS GND DIR1 BLK IP Sensitive ground directional element block input Group 1 SENS GND DIR1 BLOCK Sensitive Ground directional element block Group 1 SENS GND DIR1 OP Sensitive Ground directional element operation Group 1 SENS GND DIR2 BLK IP Sensitive ground directional element block input Group 2 SENS GND DIR2 BLOCK Sensitive Ground directional element block Group 2 SENS GND DIR2 OP Sensitive Ground directional element operation Group 2 SENS GND DIR3 BLK IP Sensitive ground directional element block input Group 3 SENS GND DIR3 BLOCK Sensitive Ground directional element block Group 3 SENS GND DIR3 OP Sensitive Ground directional element operation Group 3 Fuse failure VT FUSE FAILUREFuse failure operation Phase UV PHASE UV1 BLOCK Phase undervoltage element block Group 1 PHASE UV1 A PKP Undervoltage element pickup AG Group 1 PHASE UV1 A OP Undervoltage element operation AG Group 1 PHASE UV1 B PKP Undervoltage element pickup BG Group 1 PHASE UV1 B OP Undervoltage element operation BG Group 1 PHASE UV1 C PKP Undervoltage element pickup CG Group 1 PHASE UV1 C OP Undervoltage element operation CG Group 1 PHASE UV1 AB PKP Undervoltage element pickup AB Group 1 PHASE UV1 AB OP Undervoltage element operation AB Group 1 PHASE UV1 BC PKP Undervoltage element pickup BC Group 1 PHASE UV1 BC OP Undervoltage element operation BC Group 1 PHASE UV1 CA PKP Undervoltage element pickup CA Group 1 OPERANDS - F650 - MODEL FX - GX Internal System Status
A-22F650 DIGITAL BAY CONTROLLER GEK-113000-AF A.1 OPERANDS - F650 - MODEL FX - GX APPENDIX A: Phase UVPHASE UV1 CA OP Undervoltage element operation CA Group 1 PHASE UV1 PKP Pickup of any of the above mentioned elements PHASE UV1 OP Operation of any of the above mentioned elements PHASE UV2 BLOCK Phase undervoltage element block Group 2 PHASE UV2 A PKP Undervoltage element pickup AG Group 2 PHASE UV2 A OP Undervoltage element operation AG Group 2 PHASE UV2 B PKP Undervoltage element pickup BG Group 2 PHASE UV2 B OP Undervoltage element operation BG Group 2 PHASE UV2 C PKP Undervoltage element pickup CG Group 2 PHASE UV2 C OP Undervoltage element operation CG Group 2 PHASE UV2 AB PKP Undervoltage element pickup AB Group 2 PHASE UV2 AB OP Undervoltage element operation AB Group 2 PHASE UV2 BC PKP Undervoltage element pickup BC Group 2 PHASE UV2 BC OP Undervoltage element operation BC Group 2 PHASE UV2 CA PKP Undervoltage element pickup CA Group 2 PHASE UV2 CA OP Undervoltage element operation CA Group 2 PHASE UV2 PKP Pickup of any of the above mentioned elements PHASE UV2 OP Operation of any of the above mentioned elements PHASE UV3 BLOCK Phase undervoltage element block Group 3 PHASE UV3 A PKP Undervoltage element pickup AG Group 3 PHASE UV3 A OP Undervoltage element operation AG Group 3 PHASE UV3 B PKP Undervoltage element pickup BG Group 3 PHASE UV3 B OP Undervoltage element operation BG Group 3 PHASE UV3 C PKP Undervoltage element pickup CG Group 3 PHASE UV3 C OP Undervoltage element operation CG Group 3 PHASE UV3 AB PKP Undervoltage element pickup AB Group 3 PHASE UV3 AB OP Undervoltage element operation AB Group 3 PHASE UV3 BC PKP Undervoltage element pickup BC Group 3 PHASE UV3 BC OP Undervoltage element operation BC Group 3 PHASE UV3 CA PKP Undervoltage element pickup CA Group 3 PHASE UV3 CA OP Undervoltage element operation CA Group 3 PHASE UV3 PKP Pickup of any of the above mentioned elements PHASE UV3 OP Operation of any of the above mentioned elements OPERANDS - F650 - MODEL FX - GX Internal System Status
APPENDIX A: A.1 OPERANDS - F650 - MODEL FX - GX GEK-113000-AFF650 DIGITAL BAY CONTROLLER A-23 Phase OVPHASE OV1 BLOCK Phase overvoltage element block Group 1 PHASE OV1 AB PKP Overvoltage element pickup AB Group 1 PHASE OV1 AB OP Overvoltage element operation AB Group 1 PHASE OV1 BC PKP Overvoltage element pickup BC Group 1 PHASE OV1 BC OP Overvoltage element operation BC Group 1 PHASE OV1 CA PKP Overvoltage element pickup CA Group 1 PHASE OV1 CA OP Overvoltage element operation CA Group 1 PHASE OV1 PKP Pickup of any of the above mentioned elements PHASE OV1 OP Operation of any of the above mentioned elements PHASE OV2 BLOCK Phase overvoltage element block Group 2 PHASE OV2 AB PKP Overvoltage element pickup AB Group 2 PHASE OV2 AB OP Overvoltage element operation AB Group 2 PHASE OV2 BC PKP Overvoltage element pickup BC Group 2 PHASE OV2 BC OP Overvoltage element operation BC Group 2 PHASE OV2 CA PKP Overvoltage element pickup CA Group 2 PHASE OV2 CA OP Overvoltage element operation CA Group 2 PHASE OV2 PKP Pickup of any of the above mentioned elements PHASE OV2 OP Operation of any of the above mentioned elements PHASE OV3 BLOCK Phase overvoltage element block Group 3 PHASE OV3 AB PKP Overvoltage element pickup AB Group 3 PHASE OV3 AB OP Overvoltage element operation AB Group 3 PHASE OV3 BC PKP Overvoltage element pickup BC Group 3 PHASE OV3 BC OP Overvoltage element operation BC Group 3 PHASE OV3 CA PKP Overvoltage element pickup CA Group 3 PHASE OV3 CA OP Overvoltage element operation CA Group 3 PHASE OV3 PKP Pickup of any of the above mentioned elements PHASE OV3 OP Operation of any of the above mentioned elements Neutral OV High NEUTRAL OV1 HIGH BLK Neutral overvoltage element block high level Group 1 NEUTRAL OV1 HIGH PKP Neutral overvoltage element pickup high level Group 1 NEUTRAL OV1 HIGH OP Neutral overvoltage element operation high level Group 1 NEUTRAL OV2 HIGH BLK Neutral overvoltage element block high level Group 2 NEUTRAL OV2 HIGH PKP Neutral overvoltage element pickup high level Group 2 NEUTRAL OV2 HIGH OP Neutral overvoltage element operation high level Group 2 NEUTRAL OV3 HIGH BLK Neutral overvoltage element block high level Group 3 NEUTRAL OV3 HIGH PKP Neutral overvoltage element pickup high level Group 3 NEUTRAL OV3 HIGH OP Neutral overvoltage element operation high level Group 3 OPERANDS - F650 - MODEL FX - GX Internal System Status
A-24F650 DIGITAL BAY CONTROLLER GEK-113000-AF A.1 OPERANDS - F650 - MODEL FX - GX APPENDIX A: Neutral OV LowNEUTRAL OV1 LOW BLK Neutral overvoltage element block low level Group 1 NEUTRAL OV1 LOW PKP Neutral overvoltage element pickup low level Group 1 NEUTRAL OV1 LOW OP Neutral overvoltage element operation low level Group 1 NEUTRAL OV2 LOW BLK Neutral overvoltage element block low level Group 2 NEUTRAL OV2 LOW PKP Neutral overvoltage element pickup low level Group 2 NEUTRAL OV2 LOW OP Neutral overvoltage element operation low level Group 2 NEUTRAL OV3 LOW BLK Neutral overvoltage element block low level Group 3 NEUTRAL OV3 LOW PKP Neutral overvoltage element pickup low level Group 3 NEUTRAL OV3 LOW OP Neutral overvoltage element operation low level Group 3 Auxiliary UV AUXILIARY UV1 BLOCK Auxiliary undervoltage element block Group 1 AUXILIARY UV1 PKP Auxiliary undervoltage element pickup Group 1 AUXILIARY UV1 OP Auxiliary undervoltage element operation Group 1 AUXILIARY UV2 BLOCK Auxiliary undervoltage element block Group 2 AUXILIARY UV2 PKP Auxiliary undervoltage element pickup Group 2 AUXILIARY UV2 OP Auxiliary undervoltage element operation Group 2 AUXILIARY UV3 BLOCK Auxiliary undervoltage element block Group 3 AUXILIARY UV3 PKP Auxiliary undervoltage element pickup Group 3 AUXILIARY UV3 OP Auxiliary undervoltage element operation Group 3 Auxiliary OV AUXILIARY OV1 BLOCK Auxiliary overvoltage element block Group 1 AUXILIARY OV1 PKP Auxiliary Overvoltage element pickup Group 1 AUXILIARY OV1 OP Auxiliary overvoltage element operation Group 1 AUXILIARY OV2 BLOCK Auxiliary overvoltage element block Group 2 AUXILIARY OV2 PKP Auxiliary Overvoltage element pickup Group 2 AUXILIARY OV2 OP Auxiliary overvoltage element operation Group 2 AUXILIARY OV3 BLOCK Auxiliary overvoltage element block Group 3 AUXILIARY OV3 PKP Auxiliary Overvoltage element pickup Group 3 AUXILIARY OV3 OP Auxiliary overvoltage element operation Group 3 Negative Sequence OV NEG SEQ OV1 BLOCK Negative sequence overvoltage element block Group 1 NEG SEQ OV1 PKP Negative sequence overvoltage element pickup Group 1 NEG SEQ OV1 OP Negative sequence overvoltage element operation Gr oup 1 NEG SEQ OV2 BLOCK Negative sequence overvoltage element block Group 2 NEG SEQ OV2 PKP Negative sequence overvoltage element pickup Group 2 NEG SEQ OV2 OP Negative sequence overvoltage element operation Gr oup 2 NEG SEQ OV3 BLOCK Negative sequence overvoltage element block Group 3 NEG SEQ OV3 PKP Negative sequence overvoltage element pickup Group 3 NEG SEQ OV3 OP Negative sequence overvoltage element operation Group 3 OPERANDS - F650 - MODEL FX - GX Internal System Status
APPENDIX A: A.1 OPERANDS - F650 - MODEL FX - GX GEK-113000-AFF650 DIGITAL BAY CONTROLLER A-25 Overfrequency OVERFREQ1 BLOCK Overfrequency element block Group 1 OVERFREQ1 PKP Overfrequency element pickup Group 1 OVERFREQ1 OP Overfrequency element operation Group 1 OVERFREQ2 BLOCK Overfrequency element block Group 2 OVERFREQ2 PKP Overfrequency element pickup Group 2 OVERFREQ2 OP Overfrequency element operation Group 2 OVERFREQ3 BLOCK Overfrequency element block Group 3 OVERFREQ3 PKP Overfrequency element pickup Group 3 OVERFREQ3 OP Overfrequency element operation Group 3 Underfrequency UNDERFREQ1 BLOCK Underfrequency element block Group 1 UNDERFREQ1 PKP Underfrequency element pickup Group 1 UNDERFREQ1 OP Underfrequency element operation Group 1 UNDERFREQ2 BLOCK Underfrequency element block Group 2 UNDERFREQ2 PKP Underfrequency element pickup Group 2 UNDERFREQ2 OP Underfrequency element operation Group 2 UNDERFREQ3 BLOCK Underfrequency element block Group 3 UNDERFREQ3 PKP Underfrequency element pickup Group 3 UNDERFREQ3 OP Underfrequency element operation Group 3 Frequency rate of change FREQ RATE1 BLOCK Frequency rate of change element block Group 1 FREQ RATE1 PKP Frequency rate of change element pickup Group 1 FREQ RATE1 OP Frequency rate of change element operation Group 1 FREQ RATE2 BLOCK Frequency rate of change element block Group 2 FREQ RATE2 PKP Frequency rate of change element pickup Group 2 FREQ RATE2 OP Frequency rate of change element operation Group 2 FREQ RATE3 BLOCK Frequency rate of change element block Group 3 FREQ RATE3 PKP Frequency rate of change element pickup Group 3 FREQ RATE3 OP Frequency rate of change element operation Group 3 Broken Conductor BROKEN CONDUCT1 BLK Broken conductor block Group 1 BROKEN CONDUCT1 PKP Broken conductor element Pickup Group 1 BROKEN CONDUCT1 OP Broken conductor element operation Group 1 BROKEN CONDUCT2 BLK Broken conductor block Group 2 BROKEN CONDUCT2 PKP Broken conductor element Pickup Group 2 BROKEN CONDUCT2 OP Broken conductor element operation Group 2 BROKEN CONDUCT3 BLK Broken conductor block Group 3 BROKEN CONDUCT3 PKP Broken conductor element Pickup Group 3 BROKEN CONDUCT3 OP Broken conductor element operation Group 3 OPERANDS - F650 - MODEL FX - GX Internal System Status
A-26F650 DIGITAL BAY CONTROLLER GEK-113000-AF A.1 OPERANDS - F650 - MODEL FX - GX APPENDIX A: Forward Power (32FP)FWD PWR1 BLOCK Forward power element block Group 1 FWD PWR1 STG1 PKP Forward Power element pickup level 1 Group 1 FWD PWR1 STG1 OP Forward Power element operation level 1 Group 1 FWD PWR1 STG2 PKP Forward Power element pickup level 2 Group 1 FWD PWR1 STG2 OP Forward Power element operation level 2 Group 1 FWD PWR2 BLOCK Forward power element block Group 2 FWD PWR2 STG1 PKP Forward Power element pickup level 1 Group 2 FWD PWR2 STG1 OP Forward Power element operation level 1 Group 2 FWD PWR2 STG2 PKP Forward Power element pickup level 2 Group 2 FWD PWR2 STG2 OP Forward Power element operation level 2 Group 2 FWD PWR3 BLOCK Forward power element block Group 3 FWD PWR3 STG1 PKP Forward Power element pickup level 1 Group 3 FWD PWR3 STG1 OP Forward Power element operation level 1 Group 3 FWD PWR3 STG2 PKP Forward Power element pickup level 2 Group 3 FWD PWR3 STG2 OP Forward Power element operation level 2 Group 3 KI2t PHASE A ALARM K·I 2t phase A Alarm KI2t PHASE B ALARM K·I 2t phase B Alarm KI2t PHASE C ALARM K·I 2t phase C Alarm Breaker MaintenanceBKR OPENINGS ALARMMaximum Breaker openings alarm BKR OPEN 1 HOUR ALRM Maximum Breaker openings in one hour alarm RESET KI2t COUNTERS KI 2t Breaker ageing counter reset RESET BKR COUNTERS Breaker openings and closings counters reset Breaker Status BREAKER OPEN Breaker Opened BREAKER CLOSED Breaker closed BREAKER UNDEFINED Breaker undefined (52a and 52b have the same status) Breaker Failure BKR FAIL INITIATE Breaker failure initiation BKR FAIL NO CURRENT Breaker failure without current BKR FAIL SUPERVISION Breaker failure 1st level (supervision – retrip) BKR FAIL HISET Breaker failure 2nd level (high level) BKR FAIL LOWSET Breaker failure 3rd level (low level) INTERNAL ARC Internal arc BKR FAIL 2nd STEP Breaker failure second step Synchrocheck Synchrocheck BLK INP Synchronism element block Synchrocheck OP Synchronsim condition (Dv, Dj and Df are within the set ra nge) SYNCHK CLOSE PERM Closing permission for the synchronism element: (SYNC HK OP) OR (SYNCHK CON OP) Synchrocheck COND OP Active if when it is set , any of the three following cond itions is met: DL-DB OPERATION Dead line – dead bus condition DL-LB OPERATION Dead line – live bus condition LL-DB OPERATION Live line – dead bus condition SLIP CONDITION Slip conditions are met BUS FREQ > LINE FREQ Bus Frequency higher than line frequency BUS FREQ < LINE FREQ Bus Frequency lower than line frequency OPERANDS - F650 - MODEL FX - GX Internal System Status