CFAA Fire Alarm Technician · Question
What is the Canadian requirement for the identification of a fire alarm system's dedicated power branch circuit breaker?
According to CAN/ULC-S524, the dedicated circuit breaker for a fire alarm system must be identified and must be red in colour.
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Question: What is the Canadian requirement for the identification of a fire alarm system's dedicated power branch circuit breaker?
Answer options:
- The breaker must be blue and locked ✅ The breaker must be red and identified as Fire Alarm Circuit
- The breaker must be connected to a GFC-type outlet
- The breaker must be installed in the individual suite sub-panel
Correct answer: The breaker must be red and identified as Fire Alarm Circuit
Explanation: According to CAN/ULC-S524, the dedicated circuit breaker for a fire alarm system must be identified and must be red in colour.
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Question explanations
- The primary power for a fire alarm system must be:
- 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?
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