Name: Siemens 3VA2 160 A
Brand: Siemens
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Accessories

4.11 Test devices

3VA molded case circuit breakers

Manual, 04/2015, A5E03603177010-02

409

4.11.2.4

Technical specifications

Table of Contents5
Introduction11
- About this Documentation11
- Product-Specific Information11
- Target Readers11
- Technical Support12
- Reference Documents12
Description15
- Overview - Applications and Portfolio15
- Applications and Possible Uses15
- Portfolio17
- Application Examples22
- Detailed Information about Applications and Possible Uses24
- Technical Specifications25
- Molded Case Circuit Breakers and Accessories in the System28
- Ergonomic Design32
- The Right Circuit Breaker for any Installation Conditions33
- Ergonomic Design of Circuit Breakers, Handles and Control Elements36
- Wide Range of Accessories39
- Connection Technology41
- Technical Details43
- Circuit Breaker Identification44
- Operation50
- Design and Components - 3VA151
- Design and Components - 3VA252
- Current Limitation53
- Breaking Capacity54
- Selectivity56
- Standards and Guidelines59
- Compliance with Standards59
- Electromagnetic Compatibility60
- Certificates60
- Ambient Conditions60
- Permissible Mounting Positions62
- Safety Clearances64
- Degrees of Protection68
- Environmental Protection68
- Protection System69
- Description of Functions70
- Characteristic Curves72
- Guide to Setting the Tripping Characteristic74
- Overload Protection (L)76
- Short-Time Delayed Short-Circuit Protection (S)77
- Instantaneous Short-Circuit Protection (I)77
- Ground-Fault Protection (G)77
- Neutral Conductor Protection (N)78
- Zone-Selective Interlocking ZSI81
- Thermal-Magnetic Trip Unit84
- Thermal Trip Unit (L)84
- Magnetic Trip Unit with Short-Circuit Protection (I)84
- Application Cases and Trip Unit Types85
- Electronic Trip Unit86
- Connections87
- Protection Functions88
- Operator Controls90
- Load Acceptance and Load Shedding - Load Management100
- Measuring with a Rogowski Coil101
Applications105
- Line Protection Applications of 3VA Molded Case Circuit Breakers105
- Variants106
- Thermal-Magnetic Trip Units106
- Electronic Trip Units110
- Overview of 3VA Molded Case Circuit Breakers in Line Protection Applications124
- Use of the 3VA1 Breaker as a Switch Disconnector126
- Overview of 3VA1 as Switch Disconnectors130
- Upstream Protection of Switch Disconnectors130
- DC Network Applications of the 3VA Molded Case Circuit Breaker132
- Introduction132
- Variants133
- Breaking Capacity with Direct Current134
- Recommended Circuit Configurations for DC Systems135
- 400 Hz Network Applications of 3VA Molded Case Circuit Breakers136
- IT System Applications of 3VA Molded Case Circuit Breakers138
- Selection Criteria for 3VA Molded Case Circuit Breakers138
- Fault Situation139
Accessories141
- Overview of Accessories for 3VA Molded Case Circuit Breakers141
- Accessories Groups141
- Possible Combinations of of Accessories142
- Internal Accessories146
- Mounting Locations on 3VA Molded Case Circuit Breakers146
- Auxiliary and Alarm Switches150
- Contact Sequence Diagrams154
- Technical Specifications of Auxiliary and Alarm Switches156
- Auxiliary Releases158
- Time-Delay Devices for Undervoltage Releases164
- COM060 Communication Module164
- Connection System165
- General Information about Cables and Busbars165
- Portfolio of Connection Components for 3VA Molded Case Circuit Breakers169
- General Overview169
- Front Cable Connection173
- Front Busbar and Cable Lug Connections181
- Rear Busbar and Cable Lug Connections186
- Further Connection Accessories191
- Insulating Equipment191
- Auxiliary Conductor Terminal199
- Plug-In and Draw-Out Technology201
- Introduction201
- Overview of Variants / Products205
- General Information206
- Information about Installation, Built-On and Built-In Components207
- Plug-In Technology208
- Product Description208
- Combination with Other Accessories214
- Draw-Out Technology215
- Product Description215
- Combination with Other Accessories224
- Accessories for Plug-In and Draw-Out Units225
- Description of Individual Product Variants225
- Overview of Technical Specifications236
- Combination with Other Accessories237
- Manual Operators238
- Opening, Closing and Resetting the 3VA Molded Case Circuit Breaker239
- Front Mounted Rotary Operator241
- Door Mounted Rotary Operator244
- Side Wall Mounted Rotary Operator249
- Locking and Interlocking for Manual Operators251
- Locking by the Handle251
- Locking and Interlocking by the Rotary Operator253
- Mutual Interlocking of 3VA Molded Case Circuit Breakers by Means of Bowden Cables256
- Degree of Protection258
- Accessories259
Motor Operators260
Motor Operator MO320260
MANUAL, AUTO and LOCK Modes262
Opening, Closing and Resetting the 3VA Molded Case Circuit Breaker263
Faults, Causes of Faults and Rectification of Faults267
Technical Specifications268
Locking and Interlocking269
General Information269
Locking269
Interlocking270
Locking272
Padlock Device for the Handle272
Cylinder Locks for Locking the 3VA Molded Case Circuit Breaker273
Front Interlocking277
Cylinder Locks for Implementing Interlocks between Multiple 3VA Molded Case Circuit Breakers277
Sliding Bar with Bowden Cable: Modules for Sliding Bar with Bowden Cable282
Sliding Bar285
Rear Interlock288
Residual Current Devices293
Portfolio293
Possible Combinations of Residual Current Devices and 3VA Circuit Breakers299
Residual Current Devices for Mounting on Circuit Breakers300
Side Mounted Residual Current Devices Basic RCD310 and Basic RCD510302
Loadside Residual Current Devices Basic RCD320 and Basic RCD520319
Loadside Residual Current Device Advanced RCD820333
Technical Specifications352
Modular Residual Current Device355
Communication and Link-Up to Other Systems360
Description of Application and Basic Function360
3VA Concept 3VA-Line369
Commissioning and Testing of Electronic Trip Units Using Powerconfig375
EFB300 External Function Box379
General Information379
Power Supply380
Functions of the Digital Input and Digital Outputs380
Zone-Selective Interlocking ZSI382
SET> Button384
Technical Specifications391
Test Devices393
The TD300 Activation and Trip Box394
Operation and Execution of the Tripping Function395
Technical Specifications of TD300397
The TD500 Test Device398
Operation and Execution of Test Functions403
Executing the Test Functions Using a PC and Powerconfig408
Parameterizing Using the Powerconfig Software408
Technical Specifications409
External Current Transformer for N Conductor410
- Escutcheon411
- Product Description412
- Labeling Plate414
- DIN Rail Adapter415
- Introduction415
- Information about Installation, Assembly and Attachment416
Service and Maintenance419
- Notes419
- Regular Maintenance419
- Maintenance Following Tripping of a Molded Case Circuit Breaker421
- Fault Diagnostics422
Technical Specifications423
- Circuit Diagrams423
- 3VA1 Molded Case Circuit Breakers423
- Basic Units423
- Accessories426
- Example: 3VA1 Molded Case Circuit Breaker with Built-On/Built-In Accessories431
- 3VA2 Molded Case Circuit Breakers432
- Basic Units432
- Accessories433
- Example: 3VA2 Molded Case Circuit Breaker with Built-On/Built-In Accessories443
- Application Examples444
- Main Switch Application with EMERGENCY-STOP Function in Accordance with Machinery Directive IEC/EN 60204-1444
- Electrical Interlocking of Two 3VA Molded Case Circuit Breakers with Undervoltage Releases445
- Dimensional Drawings446
- Dimensions of Basic Units446
- 3VA10 and 3VA11446
- 3Va12449
- 3Va20450
- 3Va23452
- Dimensions of Accessories453
- Connection Technology453
- Plug-In and Draw-Out Units460
- Manual Operators463
- Motor Operators471
- Locking and Interlocking472
- Residual Current Devices478
- Communication and System Integration483
- EFB300 External Function Box484
- Test Devices485
- External Current Transformer for N Conductor485
- Escutcheon486
- Power Losses487
- Power Losses of 3VA1 Molded Case Circuit Breakers487
- Power Losses of 3VA2 Molded Case Circuit Breakers488
- Derating and Temperature Compensation489
- Derating of 3VA1 Molded Case Circuit Breakers489
- Temperature Compensation with Thermal-Magnetic Trip Units of the TM 2-Series491
- Use of Terminals with Auxiliary Conductor Connection496
- Additional Correction Factors with Frequencies Other than 50/60 Hz for 3VA1 Molded Case Circuit Breakers496
- Correction Factors with Direct Current for the Thermal-Magnetic Trip Units of 3VA1 Molded Case Circuit Breakers498
- Derating for the 3VA1 Switch Disconnector499
- Derating for the Electronic Trip Units of 3VA2 Molded Case Circuit Breakers501
Appendix505
- Standards and Approvals505
- A.1 Standards and Approvals505
ESD Guidelines507
- Electrostatic Sensitive Devices (ESD)507
List of Abbreviations509
- Table of Abbreviations509
- C.1 Table of Abbreviations509
Conversion Tables515
- Glossary519
- Index525

Brand	Siemens
Model	3VA2 160 A
Category	Power Tool
Language	English

Siemens 3VA2 160 A User Manual

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Siemens 3VA2 160 A Specifications

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