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Safety and power · safety

Fuse

An overcurrent device whose element melts and opens a circuit when current exceeds its design response.

Safety notes

  • Use only the specified class, voltage, interrupting rating, and ampere rating; never bypass or re-fuse it.
  • Applicable law, permits, collective agreements, venue rules, and qualified-person decisions take precedence.

In practice

Use only the specified class, voltage, interrupting rating, and ampere rating; never bypass or re-fuse it.

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.