Reference Guides for Automation, Process Control & Instrumentation
Electrical Power Pocket Guide
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Chapter 1: Power Quality
Basic Definitions
Surges and Transients
Harmonics and Distortions
Interruptions
Noise Disturbances
Notching
Noise Definitions
Recommended Design and Installation Practices
Zero Signal Reference Grid
Chapter 2: Electrical Protection for Power Systems
The Need for Electrical Protection
Protective Relays
The Basic Requirements of Protection
Electrical Faults
Transient and Permanent Faults
Calculation of Short Circuit Currents
Fuses
The Relay - Circuit Breaker Combination
Circuit Breaker Tripping Times
Instrument Transformers
Current Transformer (CT) Magnetization Curve
Knee-Point Voltage
Metering CTs
Protection CTs
Open Circuiting of CTs
CT Specification
Special (Class X) Current Transformers
Voltage Transformers
IDMT Relays
Why IDMT?
Chapter 3: Substation Automation
Definition of the Term
What is Substation Automation
Electrical Protection
Control
Measurement
Monitoring
Data Communication
Substation Automation Architecture
Three Main Divisions
Communications in Substation Automation
Appendices
Appendix A: Glossary of Terms
Appendix B: ASCII Tables
Appendix C: EIA Communication Interface Standards
Appendix D: Units and Abbreviations
Appendix E: Commonly Used Formulae
