GE P741 Manuals

GE P741 Manuals

Manuals and User Guides for GE P741. We have 1 GE P741 manual available for free PDF download: Technical Manual

GE P741 Technical Manual

GE P741 Technical Manual (561 pages)

Busbar Differential Protection Relay

Brand: GE | Category: Relays | Size: 11.05 MB

Table of Contents

Table of Contents
3
P74X/En It/Na7
5
- Documentation Structure
  9
- Introduction to the Unit
  11
- Functional Overview
  12
- Product Scope
  12
- Figure 1: Functional Diagram
  13
- Ordering Options
  14
P74X/En Td/Na7
17
- Technical Data
  19
- Mechanical Specification
  19
- Enclosure Protection
  19
- Terminals Data
  19
- Ratings
  20
- Transmitter Optical Characteristics
  20
- Power Supply
  20
- Operating Range
  20
- Output Contacts
  21
- Environmental Conditions
  21
- Type Tests
  22
- Electromagnetic Compatibility (EMC)
  22
- Mechanical Robustness
  23
- IRIG-B and Real Time Clock
  24
- Dead Zone Protection
  24
- Busbar Protection
  24
- Performance Data
  24
- Protection Functions
  25
- Ethernet Data
  25
- Current Transformer and Feeder Characteristics
  26
- Dead Zone Protection (PU)
  26
- Breaker Failure Protection (PU)
  26
- Overcurrent Protection (PU)
  26
- Configuration
  27
- Earth Fault Protection (50N/51N)
  27
- Date and Time
  27
- CB Control (PU)
  27
- Measurements and Records List
  28
- Communications
  28
- Oscillography (Disturbance Recorder)
  28
- Optional Ethernet Port
  28
- Commission Tests
  29
P74X/En Gs/Na7
31
- Front Panel
  35
- Getting Started
  35
User Interfaces and Menu Structure
35
- Figure 2: Relay Front View (Example for P743 – 60 Te)
  36
- LED Indications
  37
- The Default Mappings for each of the Programmable Leds
  38
- Relay Rear Panel
  41
- Figure 4: P743 Relay Rear View 60Te
  42
- Introduction to the User Interfaces and Settings Options
  43
- Relay Connection and Power-Up
  43
- Menu Structure
  44
- Control and Support Settings
  45
- Relay Configuration
  46
- Default Display and Menu Time-Out
  47
  - Control Inputs – User Assignable Functions
    48
  - Hotkey Menu Navigation
    48
- Menu Navigation and Setting Browsing
  48
- Setting Group Selection
  48
- Password Entry
  49
  - Reading and Clearing of Alarm Messages and Fault Records
    49
  - Front Communication Port User Interface
    50
- Setting Changes
  50
- Figure 9: Front Port Connection
  51
- Front Courier Port
  52
- S1 Agile Relay Communications Basics
  52
- Off-Line Use of S1 Agile
  53
- Configuring the Ethernet Interface
  54
  - Configuring the Board IP Address
    56
  - Configuring the IED IP Address
    56
- Configuring the Redundant Ethernet Board
  56
- RSTP Configuration
  57
  - Device Identification
    58
  - IP Address Configuration
    58
  - SNTP IP Address Configuration
    58
  - RSTP Parameters
    59
  - Bridge Parameters
    60
  - Port Parameters
    60
  - Port States
    61
- Configuring the Data Protocols
  62
- Courier Configuration
  62
- IEC 61850 Configuration
  63
- IEC 61850 Configuration Banks
  64
- PRP/HSR Configurator
  65
  - Starting the Configurator
    65
  - Check for Connected Equipment
    66
  - PRP Configuration
    66
  - PRP/HSR IP Address Configuration
    66
  - Selecting the Device Mode
    66
  - Filtering Database
    67
- HSR Configuration
  67
- End of Session
  68
  - Filtering Entries Tab
    68
  - Goose Filtering Tab
    68
P74X/En St/Na7
69
P74X/En Op/Na7
115
- Operation
  117
- Operation of Individual Ptorection Functions
  121
- Busbar Biased Current Differential Protection
  121
- Application of Kirchoffs Law
  121
- Bias Characteristic and Differential Current
  122
- Scheme Supervision by "Check Zone” Element
  122
- Busbar Protection Operation
  123
- Bias Characteristic and Differential Current Setting
  123
- Scheme Earth Characteristic Element
  124
- Threshold Coherency
  125
- Signal Quality
  126
- Tripping Criteria
  126
- Trip Duration
  127
- Current Circuit Supervision
  127
- Protection Options for the Zones
  127
- Options for a Circuitry Fault
  127
- Options for a PU Error Mode
  128
- Protection Options for the Check Zone
  129
- Vt(S) Connected to the Line(S) and a Peripheral Unit
  130
- Vt(S) Connected to the Bar(S) and the Central Unit
  130
- Voltage Criteria for Busbar Protection
  130
- Busbar Protection Tripping Order PU Logic
  131
- Dead Zone Protection (DZ)
  131
- Stub Protection
  131
- Busbar Protection Tripping Time Delays
  131
- Overcurrent Criterion
  132
- Undercurrent Reset Criterion
  132
- Circuit Breaker Fail Reset Criteria
  132
- Circuit Breaker Fail (CBF)
  132
- Principle of the Undercurrent Function
  134
- CB Element Logic
  134
- Logic Reset Criterion
  135
- Logic and Current Reset Criterion
  135
- Processing a Circuit Breaker Failure Condition
  135
- CB Fail Logic
  136
- Internally Initiated CBF
  137
- Back-Trip after Time Tbf2
  138
- Initial Trip
  138
- Re-Trip after Time Tbf1
  138
- Description of the Logic for Internally Initiated CBF
  138
- Circuit Breaker Failure Logic
  139
- General Zone Trip after Time Tbf4
  140
- Externally Initiated 50BF
  140
- Local Re-Trip after Time Tbf3
  140
- Three Phase Overcurrent Protection
  141
- CB Fail Alarm
  141
- Separate External 50BF Protection to the Busbar Protection
  141
- Inverse Time (IDMT) Characteristic
  141
- Earth Fault Protection
  142
- EF Time Delay Characteristics
  142
- External Fault Detection by High-Set Overcurrent/Earth Fault Element
  142
- Zero Sequence Current Supervision
  142
- Intermicom Teleprotection Introduction
  143
- Protection Signaling
  144
- Definition of Teleprotection Commands
  144
- EIA(RS)232 Intermicom (“MODEM Intermicom”)
  145
- Communications Media
  145
- Pictorial Comparison of Operating Modes
  145
- General Features & Implementation
  146
- EIA(RS)232 Physical Connections
  147
- Direct Connection
  147
- Modem Connection
  148
- Functional Assignment
  148
- Intermicom Statistics & Diagnostics
  149
- Current Transformers
  150
- CT Saturation Detection
  150
- Current Variation
  150
- Determinatoin of Signal Quality in Peripheral Unit
  151
- CT Saturation Reset
  152
- CT Location
  153
- Isolator and Circuit Breaker Function
  154
- Isolator State Monitoring Features
  154
- Circuit Breaker State Monitoring Features
  154
- CB State Monitoring Features Diagram
  156
- Remote Control of Circuit Breaker Diagram
  156
- Differential Current Display
  158
- Operation of Non Protection Functions
  158
- IRIG-B Signal (P741) Only
  158
- Programmable Scheme Logic
  158
- Communications between PU and CU
  159
- Communications Link
  159
- Direct Optical Fibre Link, 850Nm Multi-Mode Fibre
  159
- Optical Budgets
  160
- Trip LED Logic
  160
- Function Keys
  161
- CB Control Using Hotkeys
  161
- CB Control Hotkey Menu Diagram
  162
- CB Control Via Function Keys Default PSL Diagram
  162
- CB Control Using Function Keys
  162
- Setting Groups Selection
  163
- Control Inputs
  163
P74X/En Ap/Na7
165
P74X/En Pl/Na7
233
- Programmable Logic
  235
- S1 Px40 PSL Editor
  237
- Standard Tools
  239
- PSL Logic Signals Properties
  241
- Link Properties
  241
- Opto Signal Properties
  241
- GOOSE Output Signal Properties
  242
- Input Signal Properties
  242
- GOOSE Input Signal Properties
  242
- Output Signal Properties
  242
- Control in Signal Properties
  243
- Intermicom in Command Properties/Intermicom out Command Properties
  243
- Function Key Properties
  243
- Fault Recorder Trigger Properties
  243
- LED Signal Properties
  244
- Contact Signal Properties
  244
- LED Conditioner Properties
  244
- Contact Conditioner Properties
  245
- Timer Properties
  245
- Gate Properties
  246
- Description of P741 Logic Nodes
  248
- Description of P742 Logic Nodes
  257
- Description of P743 Logic Nodes
  267
- Factory Default Programmable Scheme Logic
  280
- Logic Input Mapping
  280
- Relay Output Contact Mapping
  282
- Function Key Input Mapping
  283
- Programmable LED Output Mapping
  284
- Fault Recorder Start Mapping
  288
- PSL DATA Column
  288
- P741 Programmable Scheme Logic
  289
- P742 Programmable Scheme Logic
  293
- P743 Programmable Scheme Logic
  297
P74X/En Mr/Na7
301
- Measurements and Recording
  303
- “View Recods” Column
  306
- Event and Fault Records
  306
- Types of Event
  308
- Change of State of Opto-Isolated Inputs
  308
- Change of State of One or more Output Relay Contacts
  309
- Relay Alarm Conditions
  309
- Alarm List
  309
- Protection Element Starts and Trips
  311
- General Events
  311
- Resetting of Event/Fault Records
  312
- Fault Records
  312
- Maintenance Reports
  312
- Viewing Event Records Via S1 Support Software
  313
- Event Filtering
  315
- Disturbance Recorder
  316
- “Disturb Recorder” Column – Central Unit
  316
- “Disturb Recorder” Column – Peripheral Unit
  317
- Measurements
  319
- Check Zone Phase Currents
  319
- Measured Currents/Sequence Voltages and Currents
  319
- Measurement Display Quantities
  319
- Monitoring Tools
  321
- S1
  321
- Dynamic Synoptic
  321
P74X/En Fd/Na7
323
- Firmware Design
  325
- Input and Output Boards
  327
- Processor Board (Main Board)/Coprocessor Board
  327
- Hardware Overview
  327
- Relay System Overview
  327
- Power Supply Module
  328
- IRIG-B Board
  328
- Architecture Diagrams
  329
- Ethernet or Redundant Ethernet Board
  330
- Software Overview
  330
- Real-Time Operating System
  331
- Relay Modules and Information Flow
  332
- System Services Software
  332
- Platform Software
  333
- Communication Software
  333
- Protection & Control Software
  333
- Hardware Modules
  334
- Processor Board
  334
- Coprocessor Board
  334
- Communication Board
  335
- Internal Communication Buses
  335
- Input Module
  336
- Input Board
  337
- Transformer Board
  337
- Universal Opto Isolated Logic Inputs
  338
- Power Supply Module (Including Output Relays)
  338
- Power Supply Board (Including EIA(RS)485 Communication Interface)
  338
- Output Relay Board (Standard)
  339
- Output Relay Board (High Speed / High Break)
  339
- Auxiliary Power Supply
  340
- IRIG-B Board (in P741)
  340
- Second Rear Communications & Intermicom Teleprotection Board
  340
- Ethernet and Redundant Ethernet Boards
  341
- Mechanical Layout
  341
- Relay Software
  342
- P74X System Overview
  344
- Database Interface
  345
- Protection and Control Software
  345
- Settings Database
  345
- Record Logging
  345
- Overview - Protection and Control Scheduling
  346
- Topology Software
  346
- Signal Processing
  346
- Function Key Interface
  347
- Event and Fault Recording
  347
- Initialization Software
  349
- System Boot
  349
- Self Testing and Diagnostics
  349
- Platform Software Initialization & Monitoring
  350
- Continuous Self-Testing
  350
P74X/En CM/Na7
352
- Commissioning
  354
- Setting Familiarisation
  357
- Equipment Required for Commissioning
  358
- Product Checks
  359
- Visual Inspection
  360
- Current Transformer Shorting Contacts
  360
- Current Transformer Shorting Contact Locations
  361
- Rear Terminal Blocks View
  361
- External Wiring
  362
- Location of Securing Screws for Heavy Duty Terminal Blocks
  362
- Insulation
  362
- Watchdog Contacts
  363
- Auxiliary Supply
  363
- With the Relay Energised
  364
- Date and Time Setting
  364
- With an IRIG-B Signal for Central Unit (P741) Only
  364
- Testing the Alarm and out of Service Leds
  365
- Without an IRIG-B Signal for Central Unit or Peripheral Unit
  365
- Light Emitting Diodes (Leds)
  365
- Testing the Trip LED
  366
- Testing the User-Programmable Leds
  366
- Field Voltage Supply
  367
- Input Opto-Isolators
  367
- Output Relays
  367
- IEC 61850 Communications
  368
- Courier Communications
  368
- IEC60870-5-103 Communication
  368
- Rear Communications Port
  368
- Second Rear Communications Port
  369
- K-Bus Configuration
  369
- EIA(RS)485 Configuration
  369
- EIA(RS)232 Configuration
  370
- EIA(RS)232 Intermicom Communications
  370
- Intermicom Loopback Testing & Diagnostics
  370
- Loopback Removal and Establishing Service Condition
  371
- Current Differential Communications
  372
- Current Inputs
  372
- CT Ratio Settings
  373
- Commissioning Test Menu
  374
- Test Mode for PU
  374
- Test Mode for CU
  374
- Busbar Monitoring (Only in CU)
  375
- Busbar (BB) & Circuit Breaker Fail (CBF) Disable (Only in CU)
  375
- Setting Checks
  376
- Apply Application-Specific Settings
  376
- How to Measure the Burden Resistance
  377
- Demonstrate Correct Relay Operation
  379
- Current Differential Bias Characteristic
  379
- Connect the Test Circuit
  380
- Slopes and Thresholds
  382
- Check the Operating Time
  383
- Perform the Test
  383
- Phase Overcurrent Protection
  383
- Breaker Failure Protection
  384
- External Initiation of BF Protection
  385
- Internal Initiation Breaker Failure Protection
  386
- Check Application Settings
  387
- End to End Tests
  388
- On-Load Checks
  389
- Final Checks
  390
- Commissioning Test Record
  391
- Product Checks List
  392
- Checks Setting
  396
- EIA(RS)232 Intermicom
  397
- On-Load Checks List
  398
- Setting Record
  399
- Relays Setting Configuration
  399
- Group 1 Protection Settings
  409
- Busbar Option
  410
- Input Labels
  410
- Output Labels
  411
P74X/En Mt/Na7
428
- Maintenance
  430
- Maintenance Period
  432
- Maintenance Checks
  432
- Alarms
  432
- Measurement Accuracy
  432
- Method of Repair
  433
- Replacing the Complete Relay
  433
- Location of Securing Screws for Terminal Block
  434
- Replacing a PCB
  434
- Pcb/Module Locations Viewed from Front
  436
- Replacement of the Main Processor Board
  439
- Replacement of the Optional Board
  440
- Replacement of the Input Module
  441
- Replacement of the Power Supply Board
  442
- Replacement of the Relay Board in the Power Supply Module
  444
- Replacement of the Opto Input, High Break and Separate Relay Boards
  444
- Replacement of the Coprocessor Board
  446
- Replacement of the Comms Board
  447
- Recalibration
  448
- P74X Relay
  448
- Changing the Relay Battery
  448
- Instructions for Replacing the Battery
  448
- Cleaning
  449
P74X/En Ts/Na7
450
- Troubleshooting
  452
- Initial Problem Identification
  455
- Power up Errors
  456
- Error Message/Code on Power-On
  457
- Out of Service LED Illuminated on Power up
  459
- Error Code During Operation
  460
- Mal-Operation of the Relay During Testing
  471
- Failure of Output Contacts
  471
- Failure of Opto-Isolated Inputs
  471
- Diagram Reconstruction after Recover from Relay
  472
- PSL Version Check
  472
- PSL Editor Troubleshooting
  472
- Incorrect Analog Signals
  472
- Repair and Modification Procedure
  473
P74X/En Sc/Na7
474
- SCADA Communications
  476
- Read Only Mode (Command Blocking)
  478
- Rear Port Information and Connection Advice
  479
- Rear Communication Port EIA(RS)485 Interface
  479
- EIA(RS)485 Bus
  479
- Bus Termination
  479
- Bus Connections & Topologies
  480
- Biasing
  480
- Courier Communication
  481
- Remote Communication Connection Arrangements
  482
- MODBUS Communication
  483
- IEC60870-5 CS 103 Communication
  483
- Up to 8 Addresses Example
  484
- More than 8 Addresses Example
  484
- DNP3.0 Communication
  485
- Second Rear Communication Port (SK4)
  485
- Ethernet Communication
  486
- Legacy Protocols
  486
- Courier Interface
  489
- Supported Command Set
  489
- Relay Courier Database
  490
- Setting Transfer Mode
  490
- Event Format
  491
- Event Types
  491
- Automatic Event Extraction
  491
- Event Extraction
  491
- Manual Event Record Extraction
  492
- Disturbance Record Extraction
  492
- Programmable Scheme Logic Settings
  492
- IEC 61850 Ethernet Interface
  493
- Interoperability
  493
- The Data Model
  493
- Capability
  495
- IEC 61850 in Micom Relays
  495
- Configuration Banks
  496
- Network Connectivity
  496
- The Data Model of Micom Relays
  496
- The Communication Services of Micom Relays
  496
- Peer-To-Peer (GSE) Communications
  497
- Scope
  497
- IEC 61850 GOOSE Configuration
  497
- Ethernet Functionality
  497
- Loss of Power
  498
- Ethernet Disconnection
  498
P74Xen Sg/Na7
500
- Symbols and Glossary
  502
- Logic Symbols Used
  502
- Logic Timers
  509
- Logic Gates
  511
P74X/En In/Na7
512
- Installation
  514
- Receipt of Relays
  516
- Handling of Electronic Equipment
  517
- Storage
  518
- Unpacking
  519
- Relay Mounting
  520
- Location of Battery Isolation Strip
  520
- Rack Mounting
  521
- Panel Mounting
  522
- IP52 Sealing Rings
  522
- RS485 Port
  523
- Medium and Heavy Duty Terminal Block Connections
  523
- Relay Wiring
  523
- IRIG-B Connections
  524
- Optical Fiber Connectors
  524
- Download/Monitor Port
  524
- Earth Connection
  524
- P741 - Central Unit
  525
- P742 – Peripheral Unit
  527
- P742 (40TE) – Rear View
  528
- P743 – Peripheral Unit
  529
- P743 (60TE) – Rear View
  530
- Firmware and Service Manual Version History
  532
P74Xen Vh/Na7
532

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