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ground fault

the momentary, usually accidental, grounding of a conducting wire.
Related forms
ground-fault, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for ground fault
  • Another device that's commonly used to prevent shocks in the home is a ground fault circuit interrupter.
  • When a ground fault occurs on a mine power system, the safety grounding system carries ground fault currents.
  • The recalled signs do not have these buttons and lack ground fault protection.
  • The insulator broke, a phase-to-ground fault occurred, and the feeder circuit breakers for the safety buses opened.
  • Inspections of the main generator identified that a ground fault had occurred in the main generator stator.

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