GE Multilin G30 Generator Protection System 5-1155 SETTINGS 5.5 FLEXLOGIC5ELEMENT:Phase undervoltagePHASE UV1 PKPPHASE UV1 OPPHASE UV1 DPOPHASE UV1 PKP APHASE UV1 PKP BPHASE UV1 PKP CPHASE UV1 OP APHASE UV1 OP BPHASE UV1 OP CPHASE UV1 DPO APHASE UV1 DPO BPHASE UV1 DPO CAt least one phase of phase undervoltage 1 has picked upAt least one phase of phase undervoltage 1 has operatedAll phases of phase undervoltage 1 have dropped outPhase A of phase undervoltage 1 has picked upPhase B of phase undervoltage 1 has picked upPhase C of phase undervoltage 1 has picked upPhase A of phase undervoltage 1 has operatedPhase B of phase undervoltage 1 has operatedPhase C of phase undervoltage 1 has operatedPhase A of phase undervoltage 1 has dropped outPhase B of phase undervoltage 1 has dropped outPhase C of phase undervoltage 1 has dropped outPHASE UV2 to 3 Same set of operands as shown for PHASE UV1ELEMENT:Restricted groundfaultRESTD GND FT1 PKPRESTD GND FT1 OPRESTD GND FT1 DPORestricted ground fault 1 has picked upRestricted ground fault 1 has operatedRestricted ground fault 1 has dropped outRESTD GND FT2 to 4 Same set of operands as shown for RESTD GND FT1ELEMENT:Selector switchSELECTOR 1 POS YSELECTOR 1 BIT 0SELECTOR 1 BIT 1SELECTOR 1 BIT 2SELECTOR 1 STP ALARMSELECTOR 1 BIT ALARMSELECTOR 1 ALARMSELECTOR 1 PWR ALARMSelector switch 1 is in Position Y (mutually exclusive operands)First bit of the 3-bit word encoding position of selector 1Second bit of the 3-bit word encoding position of selector 1Third bit of the 3-bit word encoding position of selector 1Position of selector 1 has been pre-selected with the stepping up controlinput but not acknowledgedPosition of selector 1 has been pre-selected with the 3-bit control input butnot acknowledgedPosition of selector 1 has been pre-selected but not acknowledgedPosition of selector switch 1 is undetermined or restored from memory whenthe relay powers up and synchronizes to the three-bit inputSELECTOR 2 Same set of operands as shown above for SELECTOR 1ELEMENT:Setting groupSETTING GROUP ACT 1SETTING GROUP ACT 2SETTING GROUP ACT 3SETTING GROUP ACT 4SETTING GROUP ACT 5SETTING GROUP ACT 6Setting group 1 is activeSetting group 2 is activeSetting group 3 is activeSetting group 4 is activeSetting group 5 is activeSetting group 6 is activeELEMENT:Split phaseprotectionSPLIT PHASE A PKPSPLIT PHASE A DPOSPLIT PHASE A OPSPLIT PHASE B PKPSPLIT PHASE B DPOSPLIT PHASE B OPSPLIT PHASE C PKPSPLIT PHASE C DPOSPLIT PHASE C OPSPLIT PHASE OPSPLIT PHASE PKPSPLIT PHASE DPOPhase A of the split phase protection has picked upPhase A of the split phase protection has dropped outPhase A of the split phase protection has operatedPhase B of the split phase protection has picked upPhase B of the split phase protection has dropped outPhase B of the split phase protection has operatedPhase C of the split phase protection has picked upPhase C of the split phase protection has dropped outPhase C of the split phase protection has operatedThe split phase protection has operatedThe split phase protection has picked upThe split phase protection has dropped outELEMENT:DisturbancedetectorSRC1 50DD OPSRC2 50DD OPSRC3 50DD OPSRC4 50DD OPSource 1 disturbance detector has operatedSource 2 disturbance detector has operatedSource 3 disturbance detector has operatedSource 4 disturbance detector has operatedELEMENT:VTFF (Voltagetransformer fusefailure)SRC1 VT FUSE FAIL OPSRC1 VT FUSE FAIL DPOSRC1 VT FUSE FAIL VOL LOSSSource 1 VT fuse failure detector has operatedSource 1 VT fuse failure detector has dropped outSource 1 has lost voltage signals (V2 below 15% AND V1 below 5%of nominal)SRC1 VT NEU WIRE OPEN Source 1 VT neutral wire open detectedSRC2 VT FUSE FAIL to SRC4 Same set of operands as shown for SRC1 VT FUSE FAILTable 5–10: G30 FLEXLOGIC OPERANDS (Sheet 4 of 8)OPERAND TYPE OPERAND SYNTAX OPERAND DESCRIPTION
