SC Fire Alarm Practice Questions - South Carolina Fire Alarm Contractor Examination Exam

NEC Article 725 Class 2 circuits are characterized by which feature?

Unlimited energy with 600-volt insulation Power limited so that the source energy is inherently restricted for fire and shock protection Mandatory GFCI protection on every outlet Use only of Type AC armored cable

Correct Answer:

Power limited so that the source energy is inherently restricted for fire and shock protection

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