How Often Should an Arc Flash Study Be Done

An arc flash study involves assessing electrical systems to identify potential arc flash hazards. It analyzes factors such as fault currents, protective device coordination, equipment ratings, and working distances. The study provides valuable information for implementing safety measures, such as proper personal protective equipment (PPE), equipment labeling, and arc flash incident energy analysis.

Several factors influence how often an arc flash study should be conducted. These include:

Regulatory Requirements: Compliance with local, national, and industry-specific regulations is crucial. Some regulatory bodies mandate regular arc flash studies to meet safety standards. Familiarize yourself with the relevant regulations applicable to your company to determine compliance requirements.

Equipment Changes or Modifications: Any significant modifications or additions to electrical systems can affect the arc flash hazard. It is essential to conduct an arc flash study whenever alterations occur, such as installing new equipment, changing electrical loads, or modifying protection schemes.

Time-Based Intervals: While regulations and equipment changes play a vital role, conducting studies at regular intervals is generally recommended. NFPA 70E Standard for Electrical Safety in the Workplace, Article 130.5 states that a study needs to be “reviewed for accuracy at intervals not to exceed five years”.

Incident or Near-Miss Occurrences: If an arc flash incident or a near-miss event occurs in your facility, it is crucial to perform an immediate study to assess the causes and rectify any issues. Incident investigation can provide valuable insights for updating safety protocols and minimizing the risk of future occurrences.

Technological Advances: The electrical industry continuously evolves, with new technologies and improved safety practices emerging. Performing a regular study lets your business stay updated with the latest industry standards and incorporate advancements that enhance electrical system safety.

Electrical Safety Specialists – ESS provides companies nationwide services such as; arc flash study, electrical safety training, arc flash risk assessment and arc flash training, and a full range of electrical assessment, maintenance, testing, and compliance services. Our arc flash technicians are highly trained electricians and engineers, with several members having over 25 years of experience developing relationships with individuals at the top of the electrical safety industry.

Contact ESS today at 816-925-0443 to set up your arc flash study, or click here to ask us any questions regarding our services.