Safety and power · safety

GFCI

Also known as ground-fault circuit interrupter.

A ground-fault circuit interrupter that disconnects power when it detects an imbalance indicating leakage.

Safety notes

Follow the equipment manufacturer instructions and the applicable local safety rules.
Requirements vary by jurisdiction, venue, and employer; qualified professionals must make operational decisions.

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Sources

Electrical safety: Subpart S · OSHA
Lighting handbook · ARRI

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