RET620 Modbus Point List Manual - Arc protection - Merging unit - Transformer protection - 2 winding - Voltage regulation - Modbus Communication Manual - Modbus Point List Manual - RET620 Transformer Protection and Control - Relion 620 series - 2.0 FP1 IEC - IEC - 01.06.2023 - RET620
RET620 Modbus Point List Manual
Copyright
Disclaimer
Conformity
Introduction
This manual
Intended audience
Product documentation
Product documentation set
Document revision history
Related documentation
Symbols and conventions
Symbols
Document conventions
Functions, codes and symbols
Modbus data mappings
Overview
Supported functions in RET620
Indications
Premapped indications
Common data 1
CTRL.CBCILO1 Circuit breaker enable signals (1)
CTRL.CBCSWI1 Circuit breaker (1) mom. position
CTRL.CBCSWI1 Circuit breaker (1) mom+mcd position
CTRL.CBXCBR1 Circuit-breaker control (1)
CTRL.DCSXSWI1 Disconnector position indication (1)
CTRL.DCSXSWI2 Disconnector position indication (2)
CTRL.DCSXSWI3 Disconnector position indication (3)
CTRL.DCXSWI1 Disconnector control (1)
CTRL.DCXSWI2 Disconnector control (2)
CTRL.ESSXSWI1 Earthing switch indication (1)
CTRL.ESSXSWI2 Earthing switch indication (2)
CTRL.ESXSWI1 Earthing switch control (1)
LD0.ARCSARC1 Arc protection (1)
LD0.ARCSARC2 Arc protection (2)
LD0.ARCSARC3 Arc protection (3)
LD0.CCBRBRF1 Circuit breaker failure protection (1)
LD0.CCBRBRF2 Circuit breaker failure protection (2)
LD0.CCSPVC1 Current circuit supervision (1)
LD0.CCSPVC2 Current circuit supervision (2)
LD0.CMMXU1 Three-phase current measurement (1)
LD0.CMMXU2 Three-phase current measurement (2)
LD0.DEFHPDEF1 Directional earth-fault protection, high stage (1)
LD0.DEFLPDEF1 Directional earth-fault protection, low stage (1)
LD0.DEFLPDEF2 Directional earth-fault protection, low stage (2)
LD0.DPHHPDOC1 Three-phase directional overcurrent protection, high stage (1)
LD0.DPHLPDOC1 Three-phase directional overcurrent protection, low stage (1)
LD0.EFHPTOC1 Non-directional earth-fault protection, high stage (1)
LD0.LD0.EFLPTOC1 Non-directional earth-fault protection, low stage (1)
LD0.EFLPTOC2 Non-directional earth-fault protection, low stage (2)
LD0.FKEYGGIO1 Programmable buttons (16 buttons) (1)
LD0.FRPFRQ1 Frequency protection (1)
LD0.FRPFRQ2 Frequency protection (2)
LD0.FRPFRQ3 Frequency protection (3)
LD0.HREFPDIF1 High-impedance based restricted earth-fault protection (1)
LD0.HREFPDIF1 High-impedance based restricted earth-fault protection (2)
LD0.INRPHAR1 Three-phase inrush detector (1)
LD0.LEDGGIO1 Indication LED states Color1/Color2
LD0.LEDGGIO1 Indication LED states OFF/ColorX
LD0.LEDPTRC1 Global conditioning (1)
LD0.LEDPTRC1 Global conditioning - phase information (1)
LD0.LREFPNDF1 Numerically stabilized low-impedance restricted earth-fault protection (1)
LD0.LREFPNDF2 Numerically stabilized low-impedance restricted earth-fault protection (2)
LD0.LSHDPFRQ1 Load-shedding and restoration (1)
LD0.LSHDPFRQ2 Load-shedding and restoration (2)
LD0.LSHDPFRQ3 Load-shedding and restoration (3)
LD0.LSHDPFRQ4 Load-shedding and restoration (4)
LD0.LSHDPFRQ5 Load-shedding and restoration (5)
LD0.LSHDPFRQ6 Load-shedding and restoration (6)
LD0.MAPGAPC1 Multipurpose protection (1)
LD0.MAPGAPC2 Multipurpose protection (2)
LD0.MAPGAPC3 Multipurpose protection (3)
LD0.MAPGAPC4 Multipurpose protection (4)
LD0.MAPGAPC5 Multipurpose protection (5)
LD0.MAPGAPC6 Multipurpose protection (6)
LD0.MAPGAPC7 Multipurpose protection (7)
LD0.MAPGAPC8 Multipurpose protection (8)
LD0.MAPGAPC9 Multipurpose protection (9)
LD0.MAPGAPC10 Multipurpose protection (10)
LD0.MAPGAPC11 Multipurpose protection (11)
LD0.MAPGAPC12 Multipurpose protection (12)
LD0.MVGAPC1 Move (8 pcs) (1)
LD0.MVGAPC2 Move (8 pcs) (2)
LD0.NSPTOC1 Negative-sequence overcurrent protection (1)
LD0.NSPTOC2 Negative-sequence overcurrent protection (2)
LD0.NSPTOV1 Negative-sequence overvoltage protection (1)
LD0.NSPTOV2 Negative-sequence overvoltage protection (2)
LD0.OEPVPH1 Overexcitation protection (1)
LD0.OEPVPH2 Overexcitation protection (2)
LD0.OLATCC1 Tap changer control with voltage regulator (1)
LD0.PDNSPTOC1 Phase discontinuity protection (1)
LD0.PHHPTOC1 Three-phase non-directional overcurrent protection, high stage (1)
LD0.PHHPTOC2 Three-phase non-directional overcurrent protection, high stage (2)
LD0.PHIPTOC1 Three-phase non-directional overcurrent protection, instantaneous stage (1)
LD0.PHIPTOC2 Three-phase non-directional overcurrent protection, instantaneous stage (2)
LD0.PHLPTOC1 Three-phase non-directional overcurrent protection, low stage (1)
LD0.PHLPTOC2 Three-phase non-directional overcurrent protection, low stage (2)
LD0.PHPTOV1 Three-phase overvoltage protection (1)
LD0.PHPTOV2 Three-phase overvoltage protection (2)
LD0.PHPTOV3 Three-phase overvoltage protection (3)
LD0.PHPTUV1 Three-phase undervoltage protection (1)
LD0.PHPTUV2 Three-phase undervoltage protection (2)
LD0.PHPTUV3 Three-phase undervoltage protection (3)
LD0.PSPTUV1 Positive-sequence undervoltage protection (1)
LD0.PSPTUV2 Positive-sequence undervoltage protection (2)
LD0.RESCMMXU1 Residual current measurement (1)
LD0.RESVMMXU1 Residual voltage measurement (1)
LD0.ROVPTOV1 Residual overvoltage protection (1)
LD0.ROVPTOV2 Residual overvoltage protection (2)
LD0.ROVPTOV3 Residual overvoltage protection (3)
LD0.SECRSYN1 Synchronism and energizing check (1)
LD0.SEQSPVC1 Fuse failure supervision (1)
LD0.SPCGAPC2 Generic control point (16 pcs) (2)
LD0.SPCRGAPC1 Remote generic control points (1)
LD0.SSCBR1 Circuit-breaker condition monitoring (1)
LD0.T2PTTR1 Three-phase thermal overload protection, two time constants (1)
LD0.TCSSCBR1 Trip circuit supervision (1)
LD0.TCSSCBR2 Trip circuit supervision (2)
LD0.TR2PTDF1 Stabilized and instantaneous differential protection for two-winding transformers (1)
LD0.TRPPTRC1 Master trip (1)
LD0.TRPPTRC2 Master trip (2)
LD0.VMMXU1 Three-phase voltage measurement (1)
LD0.XBRGGIO130 Alarm/Warning and states
LD0.XGGIO100 Physical I/O states (PSM card X100)
LD0.XGGIO105 Physical I/O states (BIO card X105)
LD0.XGGIO110 Physical I/O states (BIO card X110)
LD0.XHBGGIO105 Physical I/O states (BIO card XHB105)
LD0.XRGGIO105 Alarm/warning
Unmapped indications
All premapped three-phase protection function stages, operate/phase-dependent objects added
Common data 2
CTRL.CBXCBR2 Circuit-breaker control (2)
CTRL.CBXCBR3 Circuit-breaker control (3)
CTRL.DCSXSWI4 Disconnector position indication (4)
CTRL.DCXSWI3 Disconnector control (3)
CTRL.DCXSWI4 Disconnector control (4)
CTRL.ESSXSWI3 Earthing switch indication (3)
CTRL.ESXSWI2 Earthing switch control (2)
CTRL.ESXSWI3 Earthing switch control (3)
LD0.CCBRBRF3 Circuit breaker failure protection (3)
LD0.CMHAI1 Current total demand distortion (1)
LD0.CTSRCTF1 Advanced current circuit supervision for transformers (1)
LD0.CVPSOF1 Automatic switch-onto-fault logic (SOF) (1)
LD0.DIAGLCCH1 Ethernet supervision (1)
LD0.DOPPDPR1 Reverse power/directional overpower protection (1)
LD0.DOPPDPR2 Reverse power/directional overpower protection (2)
LD0.DOPPDPR3 Reverse power/directional overpower protection (3)
LD0.DUPPDPR1 Underpower protection (1)
LD0.DUPPDPR2 Underpower protection (2)
LD0.IL1TCTR1 Three-phase CT supervision (1)
LD0.IL1TCTR2 Three-phase CT supervision (2)
LD0.LDPRLRC1 Load profile record (1)
LD0.MAPGAPC13 Multipurpose protection (13)
LD0.MAPGAPC14 Multipurpose protection (14)
LD0.MAPGAPC15 Multipurpose protection (15)
LD0.MAPGAPC16 Multipurpose protection (16)
LD0.MAPGAPC17 Multipurpose protection (17)
LD0.MAPGAPC18 Multipurpose protection (18)
LD0.MDSOPT1 Runtime counter for machines and devices (1)
LD0.MDSOPT2 Runtime counter for machines and devices (2)
LD0.MVGAPC3 Move (8 pcs) (3)
LD0.MVGAPC4 Move (8 pcs) (4)
LD0.PHPTUC1 Loss of phase (undercurrent) (1)
LD0.PHPTUC2 Loss of phase (undercurrent) (2)
LD0.PHPTUV4 Three-phase undervoltage protection (4)
LD0.PHQVVR1 Voltage variation (1)
LD0.RESTCTR1 Io CT supervision (1)
LD0.RESTCTR2 Io CT supervision (2)
LD0.RESTVTR1 Uo VT supervision (1)
LD0.SPCGAPC1 Generic control point (16 pcs) (1)
LD0.SPCGAPC3 Generic control point (16 pcs) (3)
LD0.SPCLGAPC1 Local generic control points (1)
LD0.SSCBR2 Circuit-breaker condition monitoring (2)
LD0.SSCBR3 Circuit-breaker condition monitoring (3)
LD0.TRPPTRC3 Master trip (3)
LD0.TRPPTRC4 Master trip (4)
LD0.UL1TVTR1 Three-phase VT supervision (1)
LD0.VAMMXU2 Single-phase voltage measurement (2)
LD0.VAMMXU3 Single-phase voltage measurement (3)
LD0.VMHAI1 Voltage total harmonic distortion (1)
LD0.VSQVUB1 Voltage unbalance (1)
Registers
Premapped registers
Active parameter setting group - read and write
Control structure 1
Control structure 2
Control structure 3
Control structure 4
Control structure 5
Control structure 6
Control structure 7
Control structure 8
Device ID string
Event record structure
Fault record structure header
Fault record data
Protection relay's real-time clock (in local time mode) - read and write (synchronize)
Protection relay's real-time clock (in UTC time mode) - read and write (synchronize)
Indication bits mirrored in registers
SSR1 System status register (1) device health
SSR2 System status register (2) protection relay's mode and state
SSR3 System status register (3) data available 1 (client-dependent)
SSR4 System status register (4) data available 2 (client-dependent, user-definable)
SSR5 System status register (5) device alive register
SSR6 System status register (6) control command status (client-dependent)
System diagnostic values
Time and reason for latest protection relay reset
User-definable bits [Alt.2], visible on 0x,1x,3x and 4x
User-definable registers [Alt.1], visible on 3x and 4x
CTRL.CBCSWI1 Circuit breaker operation counter (1)
LD0.ARCSARC1 Arc protection (1)
LD0.ARCSARC2 Arc protection (2)
LD0.ARCSARC3 Arc protection (3)
LD0.CMMXU1 Phase current demand values (1)
LD0.CMMXU2 Phase current demand values (2)
LD0.CMMXU1 Three-phase current measurement (1)
LD0.CMMXU2 Three-phase current measurement (2)
LD0.CSMSQI1 Sequence current measurement (1)
LD0.FMMXU1 Frequency measurement (1)
LD0.PEMMTR1 Three-phase energy measurements
LD0.PEMMXU1 Three-phase power and energy measurement (1)
LD0.RESCMMXU1 Residual current demand value (1)
LD0.RESCMMXU1 Residual current measurement (1)
LD0.RESCMMXU2 Residual current demand value (2)
LD0.RESCMMXU2 Residual current measurement (2)
LD0.RESVMMXU1 Residual voltage demand value (1)
LD0.RESVMMXU1 Residual voltage measurement (1)
LD0.SSCBR1 Circuit-breaker condition monitoring (1)
LD0.T2PTTR1 Three-phase thermal overload protection, two time constants (2)
LD0.TPOSYLTC1 Tap changer position indication (1)
LD0.TR2PTDF1 Stabilized and instantaneous differential protection for two-winding transformers (1)
LD0.VMMXU1 Three-phase voltage measurement (1)
LD0.VMMXU1 Voltage demand values (1)
LD0.VSMSQI1 Sequence voltage measurement (1)
LD0.XBRGGIO130 RTD input values
LD0.XRGGIO105 RTD input values
Unmapped registers
CTRL.LLN0 Local, Remote, Station, Off and Combinations
LD0.CMHAI1 Current total demand distortion (1)
LD0.CSMSQI2 Sequence current measurement (2)
LD0.MDSOPT1 Runtime counter for machines and devices (1)
LD0.MDSOPT2 Runtime counter for machines and devices (2)
LD0.MVI4GAPC1 Integer value move (1)
LD0.MVI4GAPC2 Integer value move (2)
LD0.MVI4GAPC3 Integer value move (3)
LD0.MVI4GAPC4 Integer value move (4)
LD0.PHQVVR1 Voltage variation (1)
LD0.SCA4GAPC1 Analog value scaling (1)
LD0.SCA4GAPC2 Analog value scaling (2)
LD0.SCA4GAPC3 Analog value scaling (3)
LD0.SCA4GAPC4 Analog value scaling (4)
LD0.SSCBR2 Circuit-breaker condition monitoring (2)
LD0.SSCBR3 Circuit-breaker condition monitoring (3)
LD0.VAMMXU2 Single-phase voltage measurement (2)
LD0.VAMMXU3 Single-phase voltage measurement (3)
LD0.VMHAI1 Voltage total harmonic distortion (1)
Controls
Reset, acknowledge and trigger points
CTRL.CBCSWI1 Circuit breaker control (1)
CTRL.DCXSWI1 Disconnector control (1)
CTRL.DCXSWI2 Disconnector control (2)
CTRL.DCXSWI3 Disconnector control (3)
CTRL.DCXSWI4 Disconnector control (4)
CTRL.ESXSWI1 Earthing switch control (1)
CTRL.ESXSWI2 Earthing switch control (2)
CTRL.ESXSWI3 Earthing switch control (3)
LD0.LDEV1 Protection relay's warm reset (1)
LD0.LSHDPFRQ1 Load-shedding and restoration (1)
LD0.LSHDPFRQ2 Load-shedding and restoration (2)
LD0.LSHDPFRQ3 Load-shedding and restoration (3)
LD0.LSHDPFRQ4 Load-shedding and restoration (4)
LD0.LSHDPFRQ5 Load-shedding and restoration (5)
LD0.LSHDPFRQ6 Load-shedding and restoration (6)
LD0.SPCGAPC1 Generic control point (16 pcs) (1)
LD0.SPCGAPC2 Generic control point (16 pcs) (2)
LD0.SPCGAPC3 Generic control point (16 pcs) (3)
LD0.SPCRGAPC1 Remote generic control points (1)
LD0.SRGAPC1 Set-reset (8 pcs) (1)
LD0.SRGAPC2 Set-reset (8 pcs) (2)
LD0.SRGAPC3 Set-reset (8 pcs) (3)
LD0.SRGAPC4 Set-reset (8 pcs) (4)
Unmapped control points
Glossary