Overview
The “Distance protection zone, quadrilateral characteristic (ZMRPDIS) together with Phase selection, quadrilateral characteristic with settable angle (FRPSPDIS)” has functionality for load encroachment, which increases the possibility to detect high resistive faults on heavily loaded lines, as shown below:
For more detailed information on this function, refer to ABB, Relion 670 Series manuals.
To see other supported functions, click here.
Function Identification
| Function description | IEC 61850 identification |
IEC 60617 identification |
ANSI/IEEE C37.2 device number |
| Distance protection zone, quadrilateral characteristic, separate settings (zone 1) | ZMRPDIS | Z< | 21 |
| Distance protection zone, quadrilateral characteristic, separate settings (zone 2-5) | ZMRAPDIS | Z< | 21 |
| Function description | IEC 61850 identification |
IEC 60617 identification |
ANSI/IEEE C37.2 device number |
| Directional impedance quadrilateral | ZDRDIR | Z<-> | 21D |
Signals & Setting Parameters
ZMRPDIS function block
ZMRPDIS Input signals
| ZMRPDIS Input signals | |||
| Name | Type | Default | Description |
| I3P | GROUP SIGNAL | – | Group signal for current input |
| U3P | GROUP SIGNAL | – | Group signal for voltage input |
| BLOCK | BOOLEAN | 0 | Block of function |
| BLKZ | BOOLEAN | 0 | Blocks all output by fuse failure signal |
| BLKTR | BOOLEAN | 0 | Blocks all trip outputs |
| STCND | INTEGER | 0 | External start condition (loop enabler) |
| DIRCND | INTEGER | 0 | External directional condition |
ZMRPDIS Output signals
| ZMRPDIS Output signals | |||
| Name | Type | Description | |
| TRIP | BOOLEAN | General Trip, issued from any phase or loop | |
| TRL1 | BOOLEAN | Trip signal from phase L1 | |
| TRL2 | BOOLEAN | Trip signal from phase L2 | |
| TRL3 | BOOLEAN | Trip signal from phase L3 | |
| START | BOOLEAN | General Start, issued from any phase or loop | |
| STL1 | BOOLEAN | Start signal from phase L1 | |
| STL2 | BOOLEAN | Start signal from phase L2 | |
| STL3 | BOOLEAN | Start signal from phase L3 | |
| STND | BOOLEAN | Non-directional start, issued from any phase or loop | |
ZMRPDIS Group settings (basic)
| ZMRPDIS Group settings (basic) | |||||
| Name | Values (Range) | Unit | Step | Default | Description |
| Operation | Off On |
– | – | Off | Operation Off / On |
| OperationDir | Non-directional Forward Reverse |
– | – | Forward | Operation mode of directionality NonDir / Forw / Rev |
| X1PP | 0.10 – 3000.00 | Ohm/p | 0.01 | 30.00 | Positive sequence reactance reach Ph- Ph |
| R1PP | 0.01 – 1000.00 | Ohm/p | 0.01 | 5.00 | Positive seq. resistance for characteristic angle, Ph-Ph |
| X1PE | 0.10 – 3000.00 | Ohm/p | 0.01 | 30.00 | Positive sequence reactance reach Ph- E |
| R1PE | 0.01 – 1000.00 | Ohm/p | 0.01 | 5.00 | Positive seq. resistance for characteristic angle, Ph-E |
| RFPP | 0.10 – 3000.00 | Ohm/l | 0.01 | 30.00 | Fault resistance reach in ohm/loop, Ph-Ph |
| X0PE | 0.10 – 9000.00 | Ohm/p | 0.01 | 100.00 | Zero sequence reactance reach, Ph-E |
| RFPE | 0.10 – 9000.00 | Ohm/l | 0.01 | 100.00 | Fault resistance reach in ohm/loop, Ph-E |
| R0PE | 0.01 – 3000.00 | Ohm/p | 0.01 | 15.00 | Zero seq. resistance for zone characteristic angle, Ph-E |
| OperationPP | Off On |
– | – | On | Operation mode Off / On of Phase- Phase loops |
| OpModetPP | Off On |
– | – | On | Operation mode Off / On of Zone timer, Ph-Ph |
| tPP | 0.000 – 60.000 | s | 0.001 | 0.000 | Time delay of trip, Ph-Ph |
| OperationPE | Off On |
– | – | On | Operation mode Off / On of Phase- Earth loops |
| OpModetPE | Off On |
– | – | On | Operation mode Off / On of Zone timer, Ph-E |
| tPE | 0.000 – 60.000 | s | 0.001 | 0.000 | Time delay of trip, Ph-E |
| IMinOpPP | 10 – 1000 | %IB | 1 | 20 | Minimum operate delta current for Phase-Phase loops |
| IMinOpPE | 10 – 1000 | %IB | 1 | 20 | Minimum operate phase current for Phase-Earth loops |
| IMinOpIN | 5 – 1000 | %IB | 1 | 5 | Minimum operate residual current for Phase-Earth loops |
ZMRPDIS Non group settings (basic)
| ZMRPDIS Non group settings (basic) | |||||
| Name | Values (Range) | Unit | Step | Default | Description |
| GlobalBaseSel | 1 – 12 | – | 1 | 1 | Selection of one of the Global Base Value groups |
ZMRAPDIS function block
ZMRAPDIS Input signals
| ZMRAPDIS Input signals | |||
| Name | Type | Default | Description |
| I3P | GROUP SIGNAL | – | Group signal for current input |
| U3P | GROUP SIGNAL | – | Group signal for voltage input |
| BLOCK | BOOLEAN | 0 | Block of function |
| BLKZ | BOOLEAN | 0 | Blocks all output by fuse failure signal |
| BLKTR | BOOLEAN | 0 | Blocks all trip outputs |
| STCND | INTEGER | 0 | External start condition (loop enabler) |
| DIRCND | INTEGER | 0 | External directional condition |
ZMRAPDIS Output signals
| ZMRAPDIS Output signals | |||
| Name | Type | Description | |
| TRIP | BOOLEAN | General Trip, issued from any phase or loop | |
| TRL1 | BOOLEAN | Trip signal from phase L1 | |
| TRL2 | BOOLEAN | Trip signal from phase L2 | |
| TRL3 | BOOLEAN | Trip signal from phase L3 | |
| START | BOOLEAN | General Start, issued from any phase or loop | |
| STL1 | BOOLEAN | Start signal from phase L1 | |
| STL2 | BOOLEAN | Start signal from phase L2 | |
| STL3 | BOOLEAN | Start signal from phase L3 | |
| STND | BOOLEAN | Non-directional start, issued from any phase or loop | |
ZMRAPDIS Group settings (basic)
| ZMRAPDIS Group settings (basic) | |||||
| Name | Values (Range) | Unit | Step | Default | Description |
| Operation | Off On |
– | – | Off | Operation Off / On |
| OperationDir | Non-directional Forward Reverse |
– | – | Forward | Operation mode of directionality NonDir / Forw / Rev |
| X1PP | 0.10 – 3000.00 | Ohm/p | 0.01 | 30.00 | Positive sequence reactance reach Ph- Ph |
| R1PP | 0.01 – 1000.00 | Ohm/p | 0.01 | 5.00 | Positive seq. resistance for characteristic angle, Ph-Ph |
| X1PE | 0.10 – 3000.00 | Ohm/p | 0.01 | 30.00 | Positive sequence reactance reach Ph- E |
| R1PE | 0.01 – 1000.00 | Ohm/p | 0.01 | 5.00 | Positive seq. resistance for characteristic angle, Ph-E |
| RFPP | 0.10 – 3000.00 | Ohm/l | 0.01 | 30.00 | Fault resistance reach in ohm/loop, Ph-Ph |
| X0PE | 0.10 – 9000.00 | Ohm/p | 0.01 | 100.00 | Zero sequence reactance reach, Ph-E |
| RFPE | 0.10 – 9000.00 | Ohm/l | 0.01 | 100.00 | Fault resistance reach in ohm/loop, Ph-E |
| R0PE | 0.01 – 3000.00 | Ohm/p | 0.01 | 15.00 | Zero seq. resistance for zone characteristic angle, Ph-E |
| OperationPP | Off On |
– | – | On | Operation mode Off / On of Phase- Phase loops |
| OpModetPP | Off On |
– | – | On | Operation mode Off / On of Zone timer, Ph-Ph |
| tPP | 0.000 – 60.000 | s | 0.001 | 0.000 | Time delay of trip, Ph-Ph |
| OperationPE | Off On |
– | – | On | Operation mode Off / On of Phase- Earth loops |
| OpModetPE | Off On |
– | – | On | Operation mode Off / On of Zone timer, Ph-E |
| tPE | 0.000 – 60.000 | s | 0.001 | 0.000 | Time delay of trip, Ph-E |
| IMinOpPP | 10 – 1000 | %IB | 1 | 20 | Minimum operate delta current for Phase-Phase loops |
| IMinOpPE | 10 – 1000 | %IB | 1 | 20 | Minimum operate phase current for Phase-Earth loops |
ZMRAPDIS Non group settings (basic)
| ZMRAPDIS Non group settings (basic) | |||||
| Name | Values (Range) | Unit | Step | Default | Description |
| GlobalBaseSel | 1 – 12 | – | 1 | 1 | Selection of one of the Global Base Value groups |
ZDRDIR function block
ZDRDIR Input signals
| ZDRDIR Input signals | |||
| Name | Type | Default | Description |
| I3P | GROUP SIGNAL | – | group connection for current abs 2 |
| U3P | GROUP SIGNAL | – | group connection for voltage abs 2 |
ZDRDIR Output signals
| ZDRDIR Output signals | |||
| Name | Type | Description | |
| STDIRCND | INTEGER | Binary coded directional information per measuring loop | |
ZDRDIR Group settings (basic)
| ZDRDIR Group settings (basic) | |||||
| Name | Values (Range) | Unit | Step | Default | Description |
| IMinOpPP | 5 – 30 | %IB | 1 | 10 | Minimum operate phase-phase current for Phase-Phase loops |
| IMinOpPE | 5 – 30 | %IB | 1 | 5 | Minimum operate phase current for Phase-Earth loops |
| ArgNegRes | 90 – 175 | Deg | 1 | 115 | Angle of blinder in second quadrant for forward direction |
| ArgDir | 5 – 45 | Deg | 1 | 15 | Angle of blinder in fourth quadrant for forward direction |
ZDRDIR Non group settings (basic)
| ZDRDIR Non group settings (basic) | |||||
| Name | Values (Range) | Unit | Step | Default | Description |
| GlobalBaseSel | 1 – 12 | – | 1 | 1 | Selection of one of the Global Base Value groups |
Logics & highlights
The different measuring loops at phase-to-earth fault and phase-to-phase fault
Characteristic for phase-to-earth measuring , ohm/loop domain
Characteristic for phase-to-phase measuring
Fault loop model
Directional operating modes of the distance measuring zones
Setting angles for discrimination of forward and reverse fault in Directional impedance quadrilateral function ZDRDIR
Conditioning by a group functional input signal STCND, external start condition
Composition of starting signals in non-directional operating mode
Composition of start signals in directional operating mode
Tripping logic for the distance protection zone
