IEEE C37.234-2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
IEEE Guide for Protective Relay Applications to Power System Buses
07-02-2022
English
06-11-2009
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1. Overview
1.1 Scope
1.2 Purpose
2. Normative references
3. Definitions
4. Buses in various station arrangements
4.1 Single bus
4.2 Main and transfer bus
4.3 Double-bus double-breaker
4.4 Double-bus single-breaker
4.5 Breaker-and-a-half
4.6 Ring bus
4.7 Other bus arrangements
5. Introduction to bus protection
5.1 Zones of bus protection
5.2 Types of bus protection
5.3 Considerations for bus scheme selection
6. Relay input sources
6.1 Current transformers
6.2 Position of disconnect switches and breakers
6.3 Voltage transformers
7. Bus protection methods
7.1 Differential methods
7.2 Zone-interlocked schemes
7.3 Fault bus schemes
8. Application of bus protection schemes
8.1 Partial differential protection
8.2 Combined bus and transformer protection
8.3 Protection of buses with directly connected grounding
transformers
8.4 Application of auxiliary current transformers
8.5 Applications with paralleled current transformers
8.6 Application of auxiliary tripping relays
8.7 Automatic reclosing after bus faults
8.8 Dynamic bus replica
8.9 Voltage trip supervision
8.10 Check zone
8.11 Application of current transformer trouble detection
8.12 Reliable, selective tripping at the differential zone
boundary
8.13 CT column ground fault protection
8.14 In-service transfer of network elements and breaker
substitution
8.15 In-zone grounds
8.16 Stub bus considerations
8.17 Breaker failure considerations
8.18 Backup protection
Annex A (informative) - High-impedance bus differential
application example
Annex B (informative) - Double-bus single-breaker application
example
Annex C (informative) - Setting example for differentially
connected overcurrent bus protection
Annex D (informative) - Bibliography
Supports utility engineers and industrial and commercial plant engineers in selecting and engineering proper bus protection.
| Committee |
Power System Relaying and Control
|
| DocumentType |
Standard
|
| Pages |
125
|
| PublisherName |
Institute of Electrical & Electronics Engineers
|
| Status |
Superseded
|
| SupersededBy |
| IEEE C37.113-1999 | IEEE Guide for Protective Relay Applications to Transmission Lines |
| IEEE C37.246-2017 | IEEE Guide for Protection Systems of Transmission-to-Generation Interconnections |
| IEEE C37.95-2014 | IEEE Guide for Protective Relaying of Utility-Consumer Interconnections |
| IEEE C37.91-2008 REDLINE | IEEE Guide for Protecting Power Transformers |
| IEEE C37.90-2005 | IEEE Standard for Relays and Relay Systems Associated with Electric Power Apparatus |
| IEEE C37.110-2007 REDLINE | IEEE Guide for the Application of Current Transformers Used for Protective Relaying Purposes |
| IEEE C57.13.3-2005 | IEEE Guide for Grounding of Instrument Transformer Secondary Circuits and Cases |
| IEEE C57.13.3-2014 | IEEE Guide for Grounding of Instrument Transformer Secondary Circuits and Cases |
| IEEE C37.2-2008 | IEEE Standard Electrical Power System Device Function Numbers, Acronyms, and Contact Designations |
| IEC 60044-6:1992 | Instrument transformers - Part 6: Requirements for protective current transformers for transient performance |
| IEEE C37.119-2005 | IEEE Guide for Breaker Failure Protection of Power Circuit Breakers |
| IEC 60044-1:1996+AMD1:2000+AMD2:2002 CSV | Instrument transformers - Part 1: Current transformers |
| IEEE C37.233 : 2009 | GUIDE FOR POWER SYSTEM PROTECTION TESTING |
| IEEE C57.13-2008 | IEEE Standard Requirements for Instrument Transformers |
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