ASTTBC RFPT — Fire Alarm Systems (AL) · Question
What constitutes 'Acceptance' for the audibility of fire alarm signals?
Sound pressure levels must meet the NBCC requirements (typically 10 dBA above ambient or at least 65 dBA). S537 requires measurement to confirm this.
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Question: What constitutes 'Acceptance' for the audibility of fire alarm signals?
Answer options:
- The bells are loud enough for the technician to hear
- The bells ring for at least 5 minutes
- The bells are red in color ✅ Sound pressure levels meet the minimum requirements of the National Building Code of Canada
Correct answer: Sound pressure levels meet the minimum requirements of the National Building Code of Canada
Explanation: Sound pressure levels must meet the NBCC requirements (typically 10 dBA above ambient or at least 65 dBA). S537 requires measurement to confirm this.
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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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