5 Dollar Traffic School Practice Exam

What happens in a Class A fire alarm circuit when a single open fault occurs?

The entire circuit fails to operate The circuit continues to operate from both directions Only the devices past the break stop functioning The panel shuts down to prevent fire

Correct Answer:

The circuit continues to operate from both directions

Explanation:

Class A circuits include a return path to the panel, allowing all devices to remain operational even if a single wire break occurs.

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