ASTTBC RFPT — Fire Alarm Systems (AL) · Question
For a standard smooth ceiling, what is the maximum allowed distance between two smoke detectors?
For a smoke detector, the coverage is generally taken as a 9m x 9m square (81 m²) or a 4.5m radius for circular coverage on smooth ceilings. High ceilings (abov
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Question: For a standard smooth ceiling, what is the maximum allowed distance between two smoke detectors?
Answer options:
- 15 meters
- 12 meters ✅ 9 meters
- 6 meters
Correct answer: 9 meters
Explanation: For a smoke detector, the coverage is generally taken as a 9m x 9m square (81 m²) or a 4.5m radius for circular coverage on smooth ceilings. High ceilings (above 3m) require reduced spacing.
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Question explanations
- Which of the following constitutes a system 'deficiency' rather than a 'non-conformance' to current standards?
- When a deficiency is corrected, what specific information MUST be recorded in the log?
- Which of the following would be categorized as a 'Non-Conformance' to the Installation Standard (S524) in an i
- In the event of a deficiency that renders the fire alarm system inoperative, what is the mandatory reporting r
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