Defined term
Arc-fault detection
Arc-fault detection evaluates electrical signals consistent with arcing against electrical noise for interruption decisions.
technology · Concept code GS-CONCEPT-240 · Last verified August 28, 2026
Evidence through 2011-06-01 · 0 sources have no source-event date
Content modified 2026-08-28
Definition and decision context
Definition
Arc-fault detection evaluates electrical signals consistent with arcing against electrical noise for interruption decisions.
Verified August 28, 2026
Why it matters
Topology and noise attenuation can affect detection, so an indication does not establish an arc's cause or location or supply a reset instruction.
Verified August 28, 2026
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Primary sources
- U.S. Department of Energy Office of Scientific and Technical Information: SAND2011-3871C, Arc-Fault Circuit Interrupter Testing in Photovoltaic Systems, report pp. 1–2
Revision SAND2011-3871C · Source event as of June 1, 2011 · Ontology accessed August 28, 2026 · Ontology verified August 28, 2026
- U.S. Department of Energy Office of Scientific and Technical Information: SAND2011-3871C, Arc-Fault Circuit Interrupter Testing in Photovoltaic Systems, report pp. 1–2
Revision SAND2011-3871C · Source event as of June 1, 2011 · Ontology accessed August 28, 2026 · Ontology verified August 28, 2026