Siemens SIPROTEC 4 7UT6 Series Manuals

Siemens SIPROTEC 4 7UT6 Series Manuals

Manuals and User Guides for Siemens SIPROTEC 4 7UT6 Series. We have 1 Siemens SIPROTEC 4 7UT6 Series manual available for free PDF download: Manual

Siemens SIPROTEC 4 7UT6 Series Manual

Siemens SIPROTEC 4 7UT6 Series Manual (684 pages)

Differential Protection

Brand: Siemens | Category: Protection Device | Size: 21.52 MB

Table of Contents

Preface

3
Table of Contents
7
1 Introduction

15
- Overall Operation
  16
- Application Scope
  19
- Characteristics
  21
2 Functions

27
- General
  28
- Device
  28
- Setting Notes
  28
- Settings
  29
- Information List
  29
- EN100-Modul 1
  30
- Function Description
  30
- Setting Notes
  30
- Information List
  30
- Functional Scope
  30
- Settings
  37
- Power System Data 1
  40
- Topology of the Protected Object
  40
- General Power System Data
  55
- Assignment of Protection Functions to Measuring Locations / Sides
  68
- Circuit Breaker Data
  71
- Settings
  72
- Information List
  84
- Setting Groups
  85
- Purpose of Setting Groups
  85
- Setting Notes
  85
- Settings
  85
- Information List
  85
- Power System Data 2
  86
- Setting Notes
  86
- Settings
  88
- Information List
  89
- Differential Protection
  92
- Functional Description of the Differential Protection
  92
- Differential Protection for Transformers
  101
- Differential Protection for Generators, Motors, and Series Reactors
  108
- Differential Protection for Shunt Reactors
  109
- Differential Protection for Mini-Busbars and Short Lines
  110
- Single-Phase Differential Protection for Busbars
  111
- Setting Notes
  115
- Settings
  121
- Information List
  122
- Restricted Earth Fault Protection
  125
- Application Examples
  125
- Function Description
  128
- Setting Notes
  133
- Settings
  134
- Information List
  134
- Time Overcurrent Protection for Phase and Residual Currents
  136
- General
  136
- Definite Time, Instantaneous Overcurrent Protection
  136
- Inverse Time Overcurrent Protection
  140
- Manual Close Command
  143
- Dynamic Cold Load Pickup
  143
- Inrush Restraint
  143
- Fast Busbar Protection Using Reverse Interlocking
  145
- Time Overcurrent Protection for Phase Currents
  146
- Setting Notes
  146
- Settings
  152
- Information List
  154
- Time Overcurrent Protection for Residual Current
  155
- Setting Notes
  155
- Settings
  159
- Information List
  160
- Time Overcurrent Protection for Earth Current
  161
- General
  161
- Definite Time, Instantaneous Overcurrent Protection
  161
- Inverse Time Overcurrent Protection
  163
- Manual Close Command
  165
- Dynamic Cold Load Pickup
  165
- Inrush Restraint
  165
- Setting Notes
  166
- Settings
  169
- Information List
  171
- Dynamic Cold Load Pickup for Time Overcurrent Protection
  172
- Functional Description
  172
- Setting Notes
  174
- Settings
  175
- Information List
  175
- Single-Phase Time Overcurrent Protection
  177
- Functional Description
  177
- High-Impedance Differential Protection
  178
- Tank Leakage Protection
  180
- Setting Notes
  181
- Settings
  185
- Information List
  185
- Unbalanced Load Protection
  187
- Functional Description
  187
- Setting Notes
  193
- Settings
  198
- Information List
  199
- Thermal Overload Protection
  200
- General
  200
- Overload Protection Using a Thermal Replica
  200
- Overload Protection Using a Thermal Replica with Ambient Temperature Influence
  202
- Hot-Spot Calculation and Determination of the Ageing Rate
  203
- Setting Notes
  205
- Settings
  209
- Information List
  210
- RTD-Boxes for Overload Detection
  211
- Functional Description
  211
- Setting Notes
  211
- Settings
  211
- Information List
  216
- Overexcitation Protection
  218
- Functional Description
  218
- Setting Notes
  219
- Settings
  222
- Information List
  222
- Reverse Power Protection
  224
- Functional Description
  224
- Setting Notes
  225
- Settings
  227
- Information List
  228
- Forward Power Supervision
  229
- Functional Description
  229
- Setting Notes
  230
- Settings
  232
- Information List
  232
- Undervoltage Protection
  233
- Functional Description
  233
- Setting Notes
  234
- Settings
  235
- Information List
  235
- Overvoltage Protection
  236
- Functional Description
  236
- Setting Notes
  237
- Settings
  237
- Information List
  238
- Frequency Protection
  239
- Functional Description
  239
- Setting Notes
  240
- Settings
  242
- Information List
  242
- Circuit Breaker Failure Protection
  244
- Functional Description
  244
- Setting Notes
  247
- Settings
  250
- Information List
  250
- External Trip Commands
  251
- Functional Description
  251
- Setting Notes
  252
- Settings
  252
- Information List
  252
- Monitoring Functions
  254
- Measurement Supervision
  254
- Hardware Monitoring
  254
- Software Monitoring
  254
- Monitoring of Measured Quantities
  255
- Setting Notes
  257
- Settings
  257
- Information List
  258
- Trip Circuit Supervision
  259
- Functional Description
  259
- Setting Notes
  261
- Settings
  262
- Information List
  262
- Monitoring
  262
- Broken Wire Detection, Fuse Failure Monitoring
  262
- Setting Notes
  265
- Settings
  266
- Information List
  266
- Malfunction Responses of the Monitoring Functions
  268
- Summary of the most Important Monitoring Functions
  268
- Parameterisation Error
  270
- Function Control
  271
- Pickup Logic for the Entire Device
  271
- Tripping Logic for the Entire Device
  271
- Disconnection of Measuring Locations
  273
- Functional Description
  273
- Information List
  274
- Auxiliary Functions
  276
- Processing of Messages
  276
- General
  276
- Operational Annunciations (Buffer: Event Log)
  277
- Fault Annunciations (Buffer: Trip Log)
  277
- Spontaneous Annunciations
  278
- General Interrogation
  278
- Switching Statistics
  278
- Measurement
  278
- Display and Transmission of Measured Valuables
  278
- Settings
  282
- Information List
  282
  - Thermal Measurement
    285
  - Functional Description
    285
  - Information List
    286
  - Differential and Restraining Measured Values
    287
  - Functional Description
    287
  - Information List
    287
  - Set Points for Measured Values
    288
  - User Defined Set-Points
    288
  - Energy Metering
    288
  - Functional Description
    288
  - Information List
    289
  - Flexible Function
    289
  - Functional Description
    289
  - Setting Notes
    290
  - Settings
    294
  - Information List
    297
  - Oscillographic Fault Recording
    298
  - Functional Description
    298
  - Setting Notes
    298
  - Settings
    299
  - Information List
    299
  - Commissioning Aids
    299
  - Web-Monitor
    299
  - Average Values, Minimum and Maximum Values
    301
  - Demand Measurement Setup
    301
  - Setting Notes
    301
  - Settings
    302
  - Min/Max Measurement Setup
    302
  - Setting Notes
    302
  - Information List
    302
  - Command Processing
    303
  - Control Authorization
    303
  - Type of Commands
    303
  - Sequence in the Command Path
    303
  - Interlocking
    304
  - Recording and Acknowledgement of Commands
    307
  - Information List
    307
3 Mounting and Commissioning

309
- Mounting and Connections
  310
- Configuration Information
  310
- Hardware Modifications
  314
- General
  314
- Disassembly
  316
- Switching Elements on Printed Circuit Boards
  320
- Interface Modules
  336
- Reassembly
  342
- Mounting
  343
- Panel Flush Mounting
  343
- Rack and Cubicle Mounting
  344
- Panel Surface Mounting
  347
- Removing the Transport Protection
  348
- Checking Connections
  349
- Checking Data Connections of Interfaces
  349
- Checking the System Connections
  351
- Commissioning
  354
- Test Mode / Transmission Block
  355
- Test Time Synchronisation Interface
  355
- Testing the System Interface
  355
- Checking the Switching States of the Binary Inputs/Outputs
  357
- Checking the Setting Consistency
  359
- Secondary Tests
  365
- Circuit Breaker Failure Protection Tests
  370
- Symmetrical, Primary Current Tests on the Protected Object
  372
- Zero Sequence Current Tests on the Protected Object
  378
- Current Tests for Busbar Protection
  383
- Testing of the Non-Assigned 1-Phase Current Inputs
  385
- Checking the Voltage Connections and Polarity Check
  386
- Testing User-Defined Functions
  390
- Stability Check and Triggering Oscillographic Recordings
  391
- Final Preparation of the Device
  393
4 Technical Data

395
- General
  396
- Analogue Inputs
  396
- Auxiliary Voltage
  396
- Binary Inputs and Outputs
  397
- Frequency Measurement Via the Positive Phase-Sequence Voltage U1
  398
- Communications Interfaces
  399
- Electrical Tests
  403
- Mechanical Tests
  405
- Climatic Stress Test
  405
- Service Conditions
  406
- Construction
  406
- Differential Protection
  408
- Restricted Earth Fault Protection
  414
- Time Overcurrent Protection for Residual Current
  416
- Time Overcurrent Protection for Earth Current
  428
- Dynamic Cold Load Pickup for Time Overcurrent Protection
  430
- Single-Phase Time Overcurrent Protection
  431
- Unbalanced Load Protection
  432
- Thermal Overload Protection
  440
- RTD-Boxes for Overload Detection
  443
- Overexcitation Protection
  444
- Reverse Power Protection
  446
- Forward Power Supervision
  447
- Undervoltage Protection
  449
- Overvoltage Protection
  450
  - Frequency Protection
    451
  - Circuit Breaker Failure Protection
    453
  - External Trip Commands
    454
  - Monitoring Functions
    455
  - User-Defined Functions (CFC)
    456
  - Flexible Function
    459
  - Additional Functions
    461
  - Dimensions
    465
- Panel Surface Mounting (Housing Size 1 / 3 )
  465
- Panel Surface Mounting (Housing Size 1 / 2 )
  465
- Panel Surface Mounting (Housing Size 1 / 1 )
  466
- Panel Flush Mounting or Cubicle Mounting (Housing Size 1 / 3 )
  467
- Panel Flush Mounting or Cubicle Mounting (Housing Size / )
  468
- Panel Flush Mounting or Cubicle Mounting (Housing Size / )
  469
  - RTD Box
    470
A Ordering Information and Accessories

471
B Terminal Assignments

483
- Panel Flush and Cubicle Mounting
  484
- Panel Surface Mounting
  494
C Connection Examples

505
D Current Transformer Requirements

523
- General Requirements
  524
E Default Settings and Protocol-Dependent Functions

529
- Default Settings Leds
  530
- Default Settings Binary Inputs
  531
- Default Settings Binary Outputs
  532
- Default Settings Function Keys
  533
- Default Display
  534
- Pre-Defined CFC Charts
  536
- Protocol-Dependent Functions
  537
F Functions, Settings, Information

539
- Functional Scope
  540
- Settings
  543
- Information List
  587
- Group Alarms
  654
- Measured Values
  656
Literature

665
Glossary

667
Index

677

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