CFAA Fire Alarm Technician · Question
When installing heat detectors on a ceiling that is 8 meters high, what is the maximum permitted spacing if the base listed spacing is 15 meters?
Table 1 provides reduction factors for heat detector spacing based on ceiling height. For 8m heights, spacing must be reduced. 7.5m is a standard calculated lim
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Question: When installing heat detectors on a ceiling that is 8 meters high, what is the maximum permitted spacing if the base listed spacing is 15 meters?
Answer options: ✅ 7.5 m
- 9.0 m
- 10.0 m
- 12.5 m
Correct answer: 7.5 m
Explanation: Table 1 provides reduction factors for heat detector spacing based on ceiling height. For 8m heights, spacing must be reduced. 7.5m is a standard calculated limit for specific heat types.
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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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