Overview
The “Full-scheme distance protection, quadrilateral for earth fault” functions have functionality for load encroachment, which increases the possibility to detect high resistive faults on heavily loaded lines
For more detailed information on “Full-scheme distance protection, quadrilateral for earth fault” functions, refer to ABB, Relion 670 Series manuals.
To see other supported functions, click here.
Identification
| Function description | IEC 61850 identification |
IEC 60617 identification |
ANSI/IEEE C37.2 device number |
| Fullscheme distance protection,quadrilateral for earth faults (zone 1) | ZMMPDIS | Z< | 21 |
| Fullscheme distance protection, quadrilateral for earth faults (zone 2 | ZMMAPDIS | Z< | 21 |
Signals & Setting Parameters
ZMMPDIS function block
ZMMPDIS Input signals
| ZMMPDIS 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 |
ZMMPDIS Output signals
| ZMMPDIS 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 | |
ZMMPDIS Group settings (basic)
| ZMMPDIS 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 |
| X1 | 0.50 – 3000.00 | Ohm/p | 0.01 | 30.00 | Positive sequence reactance reach |
| R1 | 0.10 – 1000.00 | Ohm/p | 0.01 | 5.00 | Positive seq. resistance for zone characteristic angle |
| X0 | 0.50 – 9000.00 | Ohm/p | 0.01 | 100.00 | Zero sequence reactance reach |
| R0 | 0.50 – 3000.00 | Ohm/p | 0.01 | 15.00 | Zero seq. resistance for zone characteristic angle |
| RFPE | 1.00 – 9000.00 | Ohm/l | 0.01 | 100.00 | Fault resistance reach in ohm/loop, Ph-E |
| 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 |
| IMinOpPE | 10 – 30 | %IB | 1 | 20 | Minimum operate phase current for Phase-Earth loops |
| IMinOpIN | 5 – 30 | %IB | 1 | 5 | Minimum operate residual current for Phase-Earth loops |
ZMMPDIS Non group settings (basic)
| ZMMPDIS 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 |
ZMMAPDIS function block
ZMMAPDIS Input signals
| ZMMAPDIS 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 |
ZMMAPDIS Output signals
| ZMMAPDIS 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 | |
ZMMAPDIS Group settings (basic)
| ZMMAPDIS 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 |
| X1 | 0.50 – 3000.00 | Ohm/p | 0.01 | 40.00 | Positive sequence reactance reach |
| R1 | 0.10 – 1000.00 | Ohm/p | 0.01 | 5.00 | Positive seq. resistance for zone characteristic angle |
| X0 | 0.50 – 9000.00 | Ohm/p | 0.01 | 120.00 | Zero sequence reactance reach |
| R0 | 0.50 – 3000.00 | Ohm/p | 0.01 | 15.00 | Zero seq. resistance for zone characteristic angle |
| RFPE | 1.00 – 9000.00 | Ohm/l | 0.01 | 100.00 | Fault resistance reach in ohm/loop, Ph-E |
| 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 |
| IMinOpPE | 10 – 30 | %IB | 1 | 20 | Minimum operate phase current for Phase-Earth loops |
ZMMAPDIS Non group settings (basic)
| ZMMAPDIS 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 line-earth fault and phase-phase fault
Characteristic for the phase-to-earth measuring loops, ohm/loop domain
Fault loop model
Directional operating modes of the distance measuring zone
Setting angles for discrimination of forward and reverse fault
Conditioning by a group functional input signal STCND
Composition of starting signals in non-directional operating mode
Composition of starting signals in directional operating mode
Tripping logic for the distance protection zone one
