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Arc Flash Labeling FAQ

DuraLabel Staff
Jun 09, 2025 1 MINUTE READ Last updated on: June 13, 2025
Arc flash warning label showing PPE requirements and incident energy level

 

Arc Flash Labeling Requirements Under NFPA 70E 

This section explains the labeling requirements for arc flash hazards under NFPA 70E. It details what information labels must display and where they should be placed to help protect qualified electrical workers. 

Topics Covered:  

Learn how to create effective arc flash labels that support compliance and protect workers. 

  • Label Requirements Under NFPA 70E: Display arc flash boundaries, PPE requirements, and incident energy values. 
  • Label Placement Best Practices: Apply labels on equipment likely to require servicing or inspection. 
  • Electrical Safety Compliance: Support electrical safety audits with proper hazard labeling. 

Use this section to ensure your arc flash labeling program meets safety standards and protects qualified personnel. 

Arc Flash Labeling Frequently Asked Questions

  1. Are arc flash labels required?
  2. At what voltage can an arc flash occur?
  3. How are arc flash boundaries determined?
  4. How do I complete an arc flash hazard analysis?
  5. How do I prevent an arc flash from happening?
  6. What are different ratings of arc flash PPE?
  7. What are some real-life examples of arc flash incidents?
  8. What is an arc flash boundary?
  9. What is an arc flash?
  10. What is the difference between an arc flash and an arc blast?
  11. Who is at risk of an arc flash?
  12. Who needs arc flash training?
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