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Dead front

An electrical enclosure condition in which normally accessible surfaces expose no live parts.

Safety notes

  • Keep covers and blanks installed, restrict access during service, and restore the dead front before energizing for use.
  • Applicable law, permits, collective agreements, venue rules, and qualified-person decisions take precedence.

In practice

Keep covers and blanks installed, restrict access during service, and restore the dead front before energizing for use.

Explore related entries

Sources

  1. Electrical Safety Glossary · Occupational Safety and Health Administration
  2. Recommended Practices for Safety and Health Programs · Occupational Safety and Health Administration

Educational reference only. Requirements vary by jurisdiction, employer, venue, and production context.