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 characteristics, and 10.5% did not operate at all when service-aged maintenance was undertaken. The majority of failures were mechanical in nature; this indicates regular maintenance must be a priority. Low-voltage …
Circuit breakers come in several types of operating styles differentiated by what they use to safely extinguish an arc in a circuit, including air, air-magnetic, vacuum, and SF6. While most older circuit breakers were manufactured in the United States, mostly by companies such as Westinghouse Electric, General Electric, and Federal Pacific, today many circuit breakers are imported. Older companies merged …
QP Testing is located in the Chicagoland area and provides electrical testing and field services to the utility, industrial, and commercial markets. Our NETA Accredited Technicians and Engineers are experts in testing, analysis, and maintenance of our customers’ electrical power systems, including primary and secondary injection testing of circuit breakers, transformer testing, relay calibration, cable testing, preventive maintenance, and outage …
KT Industries Inc. (KTI) is proud to announce its acceptance into the NETA Accredited Company family. As a small, family-owned business, we have taken pride in our expertise, commitment, and personal attention to our customers for many years. Founded in 1947 under its original name, WARCO Controls, KTI provided critical services and manufacturing to Westinghouse Engineering Services. After incorporating in …
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 released in March 2021. This edition will supersede the 2017 edition. New content for the ANSI/NETA ATS-2021 includes: Arc Energy …
NEC CMP-13 NEC CMP-13 covers Articles 700 Emergency Systems, 701 Legally Required Standby Systems, 702 Optional Standby Systems and 708 Critical Operations Power Systems (COPS). The Task Group’s sessions on October 22-21 ran five hours due to the high workload. Earlier, the Correlating Committee asked Jim Dollard (CMP-13 Vice Chair) to develop a “Safety by Design” annex with a Task …
CMP-10 is a very well-organized and knowledgeable panel, with representation from many organizations including IAIE, IEC, IEEE, IBEW, EEI, ACC, NETA, UL, NEMA, and NECA. This diverse group brings various points of view to the code-making process. For the 2023 cycle, Nathan Philips has been appointed chair of CMP-10. This will be Nathan’s first code cycle (2023) as chair. Nathan …
JET Electrical Testing LLC is proud to announce we are now a NETA Accredited Company after meeting the industry-leading crucial requirements to become a full member. JET Electrical Testing, LLC is a women-owned 24/7 full-service testing company founded upon the premise of accurate reporting, project dedication, and customer satisfaction. We are located in central New Jersey. JET Electrical Testing’s team …
The IEEE Transformer Committee was forced to cancel the 2020 spring meeting due to the global pandemic but was able to conduct the fall meeting virtually. Within the Insulating Fluids Subcommittee, a new task force was formed for C57.104, IEEE Guide for The Interpretation of Gases Generated in Oil-Immersed Transformers (DGA). The task force will study how to improve the …
The NFPA 70B Committee resumed bi-weekly meetings via video calls on January 8, 2021, to continue work on rewriting 70B as a standard, after just over a month break. The committee is currently working on various items that either need review or need better placement in the document. The first draft meeting will be held in the next few months, depending …