MS Alarm Systems Practice Questions - Mississippi Alarm Systems And Equipment Contractor Examination Exam

Under NEC Article 725, what is the primary safety reason Class 2 circuits are treated differently from power circuits?

Class 2 wiring is exempt from all listing requirements. The power source is limited so the circuit presents a reduced fire-initiation and electric-shock hazard. Class 2 circuits may be run in the same cable as 480-volt feeders. Class 2 circuits must operate only on alternating current.

Correct Answer:

The power source is limited so the circuit presents a reduced fire-initiation and electric-shock hazard.

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