This article provides a general overview of what to expect when completing a field evaluation of medium/high-voltage switchgear electrical distribution systems based on NFPA 791.
The challenging tasks of keeping the data flowing reliably between the RTU system and the utility enterprise is now being complicated with aging and obsolete infrastructure.
Some of the most intimidating work that an authority having jurisdiction (AHJ) can encounter involves hazardous (classified) locations and what classification those areas will carry.
The intent of the 2018 IRC Section R327.2 is that energy storage systems (ESS) be Listed (Certified) to UL 9540, the Standard for Safety of Energy Storage Systems and Equipment.
Electric vehicle batteries that are repurposed for use in new applications generally undertake a three-step process.
What is the purpose of a life safety system that fails in the event of an emergency? These systems are designed to help occupants safely evacuate a building during emergency conditions. Contractors, code enforcement agencies, and designers must understand the requirements of local, state, and national codes and standards that are developed in order to maintain this integrity.
Making the right choices is a difficult decision when considering safety, electrical performance, and cost. The following discussion focuses on the electrical connection and installation tools to make the connection.