CFAA Fire Alarm Technician · Question
Which of the following heights for a wall-mounted strobe light center-line would be a violation of CAN/ULC-S524?
Clause 5.10.1.2 specifies wall-mounted visible signals shall be between 2000 mm and 2400 mm, unless ceiling mounted. 1900 mm is below the minimum.
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Question: Which of the following heights for a wall-mounted strobe light center-line would be a violation of CAN/ULC-S524?
Answer options:
- 2000 mm
- 2200 mm
- 2400 mm ✅ 1900 mm
Correct answer: 1900 mm
Explanation: Clause 5.10.1.2 specifies wall-mounted visible signals shall be between 2000 mm and 2400 mm, unless ceiling mounted. 1900 mm is below the minimum.
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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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