CFAA Fire Alarm Technician · Question
The primary power for a fire alarm system must be:
AC Power must be on a dedicated circuit and the breaker must be clearly identified and locked in the 'ON' position or labeled. NBCC 3.2.4.7.
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Question: The primary power for a fire alarm system must be:
Answer options:
- A shared circuit with hallway lighting ✅ A dedicated circuit identified at the breaker panel
- A circuit protected by a GFCI outlet
- Any available 120V outlet using a plug-in transformer
Correct answer: A dedicated circuit identified at the breaker panel
Explanation: AC Power must be on a dedicated circuit and the breaker must be clearly identified and locked in the 'ON' position or labeled. NBCC 3.2.4.7.
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Question explanations
- If a 120VAC primary power circuit for a fire alarm control unit is consuming 60 Watts of power, what is the cu
- In a steady-state DC circuit, if the conductor length is doubled while maintaining voltage and wire gauge, wha
- A resistor is rated at 10 Watts at 24VDC. If the voltage drops to 20VDC, what is the new power dissipation?
- A circuit has a total resistance of 40 Ohms and is connected to a 24VDC source. What is the total power dissip
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