Household alarm power - Study guides, Class notes & Summaries

Fire Alarm Code? - ANS NFPA 72 National Electric Code? - ANS NFPA 70 AHJ? - ANS Authority Having Jurisdiction Disconnecting means for fire alarm power shall be what color? - ANS Red If a combination audible visible appliance is installed, the location of the installed appliance shall be determined by the requirements of... - ANS The visible appliance Two resistors are connected in parallel. Resister one measures 300 ohms and resistor two measures 300 ohms. What is their ...

What does PLFA stand for? - Power Limited Fire Alarm What does NPLFA stand for? - Non-Power Limited Fire Alarm What material must NPLFA circuit conductors be made from? - Only solid or stranded copper is permitted. What is a single station detector? - Battery powered smoke detectors that do not communicate off premises. What is a multiple station detector? - Mains powered smoke detectors with battery backup that are linked together, so that if one unit initiates, alarms in all detectors w...

NICET 1 EXAM QUESTIONS WITH 100% CORRECT ANSWERS LATEST UPDATE The secondary power supply shall have sufficient capacity to operate the system under quiescent load for a minimum of how long? - Answer- 24 hours, and at the end of the period, shall be capable of operating all alarm notification appliances used for evacuation or to direct aid to the location of an emergency for 5 minutes. A means for deactivating trouble notification appliances shall be? - Answer- key-operated, located within ...

What is used to protect transformers or other devices supplied from power-supply conductors? - Answer A. An overcurrent device not rated over 20 Amperes. What does PLFA stand for? - Answer Power Limited Fire Alarm What does NPLFA stand for? - Answer Non-Power Limited Fire Alarm What material must NPLFA circuit conductors be made from? - Answer Solid or stranded copper What is a single station detector? - Answer Battery powered smoke alarms that do not communicate off premis...

What is used to protect transformers or other devices supplied from power-supply conductors? - CORRECT ANSWER A. An overcurrent device not rated over 20 Amperes. What does PLFA stand for? - CORRECT ANSWER Power Limited Fire Alarm What does NPLFA stand for? - CORRECT ANSWER Non-Power Limited Fire Alarm What material must NPLFA circuit conductors be made from? - CORRECT ANSWER Solid or stranded copper What is a single station detector? - CORRECT ANSWER Battery powered smoke al...

What does PLFA stand for? - ANSWER Power Limited Fire Alarm What does NPLFA stand for? - ANSWER Non-Power Limited Fire Alarm What material must NPLFA circuit conductors be made from? - ANSWER Only solid or stranded copper is permitted. What is a single station detector? - ANSWER Battery powered smoke detectors that do not communicate off premises. What is a multiple station detector? - ANSWER Mains powered smoke detectors with battery backup that are linked together, so that if one u...

Fire alarm lesson 5&6 Questions and Answers 100% Correct Which article of the NEC covers burglary system wiring? Article 725 Correct Non-power-limited circuits operate with voltages up to ? . 600 V Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:08 / 0:15 Full screen Brainpower Read More Tables ? and ? provide limitations for power-limited circuits. 12A and 12B Generally speaking, power-limited fire alarm circuits operate at ? . less ...

TFM 12 Exam Study Guide What does PLFA stand for? - Power Limited Fire Alarm What does NPLFA stand for? - Non-Power Limited Fire Alarm What material must NPLFA circuit conductors be made from? - Solid or stranded copper What is a single station detector? - Battery powered smoke detectors that do not communicate off premises. What is a multiple station detector? - Mains powered smoke detectors with battery backup that are linked together, so that if one unit initiates, alarms in ...

Vivint Burglar Exam Questions All Correctly Answered 2024 Update What is the correct wiring configuration on a household fire alarm system initiating circuit - Answer -Series with EOL supervision In a residential alarm system, fire detection devices must - Answer -Cause an alarm that is clearly audible in all bedrooms What is the resistance across resistor R2 - Answer -3 ohms A characteristic of alternating current is that it - Answer -Changes polarity 60 times per second NFPA is ...

What is used to protect transformers or other devices supplied from power-supply conductors? - ANSWER A. An overcurrent device not rated over 20 Amperes. What does PLFA stand for? - ANSWER Power Limited Fire Alarm What does NPLFA stand for? - ANSWER Non-Power Limited Fire Alarm What material must NPLFA circuit conductors be made from? - ANSWER Solid or stranded copper What is a single station detector? - ANSWER Battery powered smoke alarms that do not communicate off premises. Wha...