IEEE C37.235 : 2007
IEEE C37.235 : 2007
APPLICATION OF ROGOWSKI COILS USED FOR PROTECTIVE RELAYING PURPOSES
Institute of Electrical & Electronics Engineers
Table of Contents
1 Overview
1.1 Scope
1.2 Purpose
1.3 Protective relaying principles using Rogowski coils
2 Normative references
3 Definitions, acronyms, and abbreviations
3.1 Definitions
3.2 Acronyms and abbreviations
4 Review of conventional current sensor technologies
4.1 Iron-core current transformers
4.2 Gapped-core current transformers
4.3 Linear couplers
5 Rogowski coils
5.1 Theory of operation
5.2 Rogowski coil designs
5.3 Performance characteristics
5.4 The use of the Rogowski coil signal
5.5 Comparison of conventional current transformers to
Rogowski coils
5.6 Installation considerations
5.7 Interface with relays
5.8 High-voltage system insulation and integration with
voltage sensors
5.9 Standards
5.10 Testing
5.11 Rules for transport, storage, installation, operation,
and maintenance
5.12 Applications for protective relaying
Annex A (informative) Other nonconventional technologies for
current measurements
Annex B (informative) Bibliography
Abstract
Presents criteria and requirements for application of Rogowski coils (RCs) (air-core current sensors) used for protective relaying in electric power systems. The selection and application of RCs for the more common protection schemes are addressed.
General Product Information
| Document Type | Standard |
| Status | Current |
| Publisher | Institute of Electrical & Electronics Engineers |
