Fire alarm TFM12 BFAT3 Questions with 100% Correct Answers

Where supervised automatic sprinkler systems are required by Code, which standard or code regulates supervisory attachment installation? Correct Answer NFPA 72, National Fire Alarm Code A colorless, odorless, electrically non-conductive inert gas that extinguishes fire and forms dry ice snow when released directly into the atmosphere Correct Answer Carbon dioxide gas An automatic smoke detector that requires continuous presence of smoke above the alarm threshold for more than 1 minute before initiating an alarm is said to equipped with which feature below? Correct Answer Alarm Verification Fire Alarm conductors in Class 1, Division 1 locations shall be Correct Answer Multi or single conductor Copper in IMC or GRC The following wiring methods are not permitted for Fire Alarm conductors installed in Class 1 Division 2 locations Correct Answer none of the above, all are acceptable methods Fire Alarm equipment shall be durably marked where plainly visible to indicate each circuit Correct Answer That is is Power-limited fire alarm circuit Smoke detectors listed for use in air distribution systems moving more that 2000ft3/min shall be located Correct Answer on the supply air side downstream of the air filters For smooth ceiling coverage, all points on the ceiling are required to have a detector within a distance of Correct Answer 70% of the selected spacing Where the light path of a projected beam type detector is abruptly interrupted or obscured Correct Answer the unit should initiate a supervisory off normal signal after verification of blockage Partitions extending upward to within _____% of the ceiling height shall be considered as affecting space of smoke detectors Correct Answer 15% True or False: for complete coverage detectors would also be required accessible under floor spaces commonly installed in computer rooms that contain electric wiring Correct Answer True