In the IEEE study regarding circuit breaker maintenance, what percentage of cases indicated that workers may lack adequate PPE if upstream protection fails?

The correct answer indicates that two thirds of cases showed a significant concern regarding the adequacy of personal protective equipment (PPE) for workers when upstream protection fails. This statistic highlights the potential risk that workers may face in environments where electrical safety measures are insufficient.

In practical terms, this means that without proper functioning upstream protection, a majority of workers could be exposed to hazardous electrical incidents, making it vital for organizations to not only ensure that their circuit protection devices are maintained but also to implement a comprehensive PPE program that accounts for these risks. Understanding this percentage drives home the importance of regular maintenance of electrical equipment and the necessity of providing adequate PPE. It underscores the need for continual assessments of both equipment functionality and workers' safety equipment to mitigate the risk of electrical hazards in the workplace.