Schweitzer Engineering Laboratories SEL-311C Manuals

Manuals and User Guides for Schweitzer Engineering Laboratories SEL-311C. We have 2 Schweitzer Engineering Laboratories SEL-311C manuals available for free PDF download: Instruction Manual

Schweitzer Engineering Laboratories SEL-311C Instruction Manual (748 pages)

Protection and Automation System

Brand: Schweitzer Engineering Laboratories | Category: Relays | Size: 5.79 MB

Table of Contents
3
List of Tables
13
List of Figures
17
Preface
23
- Manual Overview
  23
  - Page Numbering
    26
  - Conventions
    27
    
    Typographic Conventions
    27
    
    Examples
    27
    
    Safety Information
    28
  - Overview
    29
  - SEL-311C Models
    30
  - Table 1.1 SEL-311C Models
    30
  - Applications
    31
  - Figure 1.1 SEL-311C Transmission Line Protection with Pilot Protection
    31
  - AC/DC Connections
    32
    
    Dual Terminal Labels
    32
    
    Figure 1.2 SEL-311C Inputs, Outputs, and Communications Ports (Models 0311C00X and 0311C01X)
    33
    
    Output Contacts
    34
    
    Figure 1.3 SEL-311C Extra I/O Board (Model 0311C01X)
    35
  - Communications Connections
    36
  - Figure 1.4 SEL-311C Communications Connections Examples
    36
  - Specifications
    38
Section 2: Installation
43
Section 4: Loss-Of-Potential, CCVT Transient Detection, Load-Encroachment, and Directional Element Logic
129
Section 5: Trip and Target Logic Trip Logic
158
Section 6: Close and Reclose Logic
191
- Overview
  191
Section 7: Inputs, Outputs, Timers, and Other Control Logic Overview
216
Settings Sheets for the SEL-311C Relay
331
- Overview
  363
- Port Connector and Communications Cables
  364
- Communications Protocols
  368
  - Software Protocols
    368
- Serial Port Automatic Messages
  371
  - SEL-DTA Protocol
    371
  - Table 10.4 Serial Port Automatic Messages
    371
- Serial Port Access Levels
  372
  - Access Level 0
    372
  - Access Level 2
    373
- Command Summary
  374
- Table 10.5 Serial Port Command Summary
  374
- Command Explanations
  376
SEL-311C Relay Command Summary
403
Section 11: Front-Panel Interface (Only on Models with LCD)
407
Section 12: Standard Event Reports and SER
423
Section 13: Testing and Troubleshooting
455
- Overview
  455
- Testing Philosophy
  456

Schweitzer Engineering Laboratories SEL-311C Instruction Manual (734 pages)

PROTECTION AND AUTOMATION SYSTEM

Brand: Schweitzer Engineering Laboratories | Category: Protection Device | Size: 7.6 MB

Table of Contents

11
- Introduction and Specifications
  13
Table of Contents

29
Table of Contents

57
- Distance, Out-Of-Step, Overcurrent, Voltage, Synchronism Check, and Frequency Elements
  59
Table of Contents

123
- Loss-Of-Potential Logic
  125
  - Setting ELOP = y or Y1
    126
  - Setting ELOP = y
    127
  - Setting ELOP = N
    127
- Loss-Of-Potential, Ccvt Transient Detection, Load-Encroachment, and Directional Element Logic
  125
- CCVT Transient Detection Logic
  127
- Load-Encroachment Logic
  128
  - Settings Ranges
    130
  - Load-Encroachment Setting Example
    130
  - Convert Power Factors to Equivalent Load Angles
    131
  - Use SEL-321 Relay Application Guide for the SEL-311C Relay
    133
  - Directional Element Enables
    135
  - Best Choice Ground Directional Logic
    135
  - Directional Elements
    135
  - Directional Element Routing
    135
  - Internal Enables
    144
  - Directional Elements
    145
  - Directional Element Routing
    145
- Directional Control Settings
  147
Table of Contents

155
- Trip and Target Logic
  157
- Trip Logic
  157
  - Set Trip
    159
  - Unlatch Trip
    160
  - Factory Settings Example (Using Setting TR)
    160
  - Additional Settings Examples
    161
- Switch-Onto-Fault (SOTF) Trip Logic
  162
- Permissive Overreaching Transfer Trip (POTT) Logic
  169
  - Use Existing SEL-321 Relay POTT Application Guide for the SEL-311C Relay
    169
  - External Inputs
    169
  - Timer Settings
    170
  - Logic Outputs
    171
- Weak-Infeed Logic and Settings
  171
- Directional Comparison Unblocking (DCUB) Logic
  176
  - Use Existing SEL-321 Relay DCUB Application Guide for the SEL-311C Relay
    176
  - External Inputs
    176
  - Timer Settings
    177
  - Logic Outputs
    177
  - Installation Variations
    180
- Directional Comparison Blocking (DCB) Logic
  182
  - Use Existing SEL-321 Relay DCB Application Guide for the SEL-311C Relay
    182
  - External Inputs
    182
  - Timer Settings
    183
  - Logic Outputs
    183
  - Installation Variations
    186
  - Additional Target LED Information
    188
  - Target Reset/Lamp Test Front-Panel Pushbutton
    190
Table of Contents

193
- Section 6: Close and Reclose Logic
  195
Table of Contents

223
Table of Contents

277
Table of Contents

309
- Introduction
  311
- Setting the Relay
  311
- Settings Changes Via the Front Panel
  311
- Time-Overcurrent Curves
  313
- Ogic
  317
- Settings Explanations
  340
  - Identifier Labels
    340
  - Current Transformer Ratios
    340
  - Line Settings
    340
  - Enable Settings
    341
  - Other System Parameters
    341
- Settings Sheets
  341
- Settings Sheets for the SEL-311C Relay
  344
Section 10: Serial Port Communications and Commands

369
- Introduction
  371
  - Irig-B
    371
  - SEL-311C to Computer
    373
  - SEL-311C to Modem or Other DCE
    373
  - SEL-311C to SEL-2020, SEL-2030, or SEL-2100
    374
  - SEL-311C to SEL-DTA2
    374
  - SEL-311C to SEL-PRTU
    374
- Section 10: Serial Port Communications and Commands
  371
- Communications Protocols
  375
  - Hardware Protocol
    375
  - Software Protocols
    375
  - Access Level 0
    378
  - Access Level 1
    378
  - Access Level B
    378
  - Access Level 2
    378
- Command Summary
  380
  - Access Level 1 Commands
    382
  - Access Level B Commands
    402
- SEL-311C Relay Command Summary
  409
Table of Contents

411
- Front-Panel Interface (Only on Models with Lcd)
  413
- Front-Panel Pushbutton Operation
  413
  - Overview
    413
  - Primary Functions
    414
    
    Front-Panel Password Security
    414
  - Secondary Functions
    416
- Functions Unique to the Front-Panel Interface
  418
  - Reclosing Relay Shot Counter Screen
    418
    
    Reclosing Relay Shot Counter Screen Operation
    419
  - Local Control
    421
    
    View Local Control (with Example Settings)
    421
    
    Local Control State Retained When Relay Deenergized
    423
- Rotating Default Display
  424
  - Scroll Lock Control of Front Panel LCD
    428
  - Stop Scrolling (Lock)
    428
  - Restart Scrolling (Unlock)
    428
  - Single Step
    428
  - Exit
    428
  - Cancel
    429
  - Additional Rotating Default Display Example
    429
Section 12: Standard Event Reports and Ser

431
- Event Report Length (Settings LER and PRE)
  433
- Section 12: Standard Event Reports and Ser
  433
- Standard Event Report Triggering
  433
- Event Summary
  435
- Retrieving Full-Length Standard Event Reports
  438
- Compressed ASCII Event Reports
  439
- Filtered and Unfiltered Event Reports
  439
- Clearing Standard Event Report Buffer
  440
- Standard Event Report Column Definitions
  440
- Making SER Trigger Settings
  464
- Sequential Events Recorder (SER) Report
  464
- SER Triggering
  464
- Retrieving SER Reports
  465
- Clearing SER Report
  466

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Schweitzer Engineering Laboratories SEL-311C Instruction Manual (734 pages)

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Table of Contents

Table of Contents

Table of Contents

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Table of Contents

Section 10: Serial Port Communications and Commands

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Section 12: Standard Event Reports and Ser

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