Primary Injection Testing on Low-Voltage Circuit Breakers
Circuit breakers used in low-voltage applications include air circuit breakers, insulated-case and molded-case circuit breakers, and miniature circuit breakers. Air circuit breakers or low-voltage power circuit breakers typically function as ...
Low-Voltage Air Circuit Breakers—A Maintenance Must!
Low-voltage circuit breakers are predominant in virtually every electrical power system. A 2008 NETA survey and associated IEEE paper showed that 22% of these breakers did not follow their time-current ...
NETA technicians are encouraged to share their stories via our “In the Field column, which explores real-world examples and challenges faced by the electrical testing industry today. Submit your stories by clicking below or learn more about how to submit additional articles.
In the Field column
LEARN MORE ABOUT SUBMITTING
A Technician’s Approach to Impedance-Based Protective Elements
A power system uses various elements within protective relay schemes, and having a thorough understanding of the theory behind these ...
Specs & Standards
ANSI/NETA Standards Update
ANSI/NETA ATS–2021 Revision Completed ANSI/NETA ATS–2021, Standard for Acceptance Testing Specifications for Electrical Power Equipment & Systems has completed an American National Standard revision process. ANSI administrative approval was granted September 18, 2020. The new edition is scheduled to be ...