SF6—The Alternative Gas

Danielle White and Lina Encinias Features, Spring 2019 Features

With the ever-growing challenges of federal and local reporting and SF6 emission reduction, several alternatives have been presented to the industry as replacements for SF6 gas. As the industry continues to review and consider alternatives, we should not limit our solutions, and the alternative of turning to the existing stockpile of SF6 gas offers several benefits. However, what preventative measures …

Circuit Breaker and Transducer: Where Do I Connect?

Robert Foster Cover Story, Spring 2019 Cover Story

Many types of equipment in the electrical transmission and distribution network perform a specific and necessary operation, and the circuit breaker is no exception, as it serves to protect the substation’s valuable assets. The circuit breaker — defined as a mechanical switching device — is unique: At one time, it must function as a nearly perfect conductor; at another time, …