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S-95 FDNY TEST STUDY GUIDE Questions and Answers with complete Solutions | Updated 2024
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S-95 FDNY TEST STUDY GUIDE Questions and Answers with complete Solutions | Updated 2024
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S-95 FDNY TEST STUDY GUIDE Questions and Answers wi th complete Solutions | Updated 2024 What Can A S95 Holder do? - Answer Only visual inspections on smoke alarms Primary Purpose of Fire Alarm Systems - Answer on a premise is to warn tenants and transmit signals indicating a fire condition to the FDNY aka Central station Fire Alarm Control Panel (FACP) - Answer Monitors inputs and controls output through various types of circuits.The Panel activates the building audible and visual device connected to the fire alarm (horn/strobes) Three Types of Signals - Answer Fire Alarm Signal, Supervisory Signals, and Trouble Signals Fire Alarm Signal - Answer Manual fire alarm pull station, smoke detector, water flow switch in the presence of a fire or fire signature. Supervisory Signals - Answer Signals which Indicate that a system or device being monitored has been compromised or is in an abnormal state. Will audibly and visually annunciate at the FACP to indicate the condition needs to be investigated and corrected. The FACP will also send a signal to an FDNY approved central station. Trouble Signals - Answer Battery failure, AC failure, ground fault, open or short circuit on a wire, phone line failure, internal component failure. Alarm Silence Switch or Button - Answer Is used to silence the building audible and visual devices after evacuation is complete while the source of alarm is being investigated. Never reset the fire alarm system until the condition is verified by the FDNY personnel. System Reset Switch Or Button - Answer Reset fire alarm system after condition is cleared. Should return to normal condition after resetting. Often required to clear supervisory conditions, does not clear trouble conditions. Smoke detectors must be - Answer Cleaned once every 6 months. Test for smoke entry every once a year Primary Power - Answer shall be generated electric power not exceeding 277/480 volts Secondary Power Source - Answer Batteries shall not be a sub for connection to the secondary source Manual Pull Station~Manually pulling handle - Answer Return handle to normal position. A key or other method may be required to reset the station to normal Smoke, beam, and duct detectors~ Detection of particles of combustion - Answer Smoke detectors will normally reset when the reset button is pressed at the FACP if the condition activating the detector has been cleared Heat detectors~ Abnormally high temperature - Answer After activation most Fixed temperature heat detectors will not self restore and will require replacement by a qualified service technician. Rate of rise detectors will normally self- restore after activation. Water -Flow device~ Flow of water in a sprinkler system - Answer Device should return to normal when water ceases to flow. Smoke Detectors - Answer Smoke Detectors is a device that detects visible and invisible particles of combustion. Smoke detectors detect most fires much more rapidly than heat detectors. Smoke detectors are subject to mechanical damage they shall be protected. Ionization detectors - Answer use an ionization chamber and a source of ionizingThe benefits of buying summaries with Stuvia:
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