TFM 12 FIRE ALARM TECHNICAL
CERTIFICATION SCRIPT 2026
QUESTIONS WITH SOLUTIONS
GRADED A+
◍ 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 is a single station detector?.
Answer: Battery powered smoke alarms that do not communicate off
premises.
◍ What is a multiple station detector?.
Answer: Smoke alarms with battery backup that are linked together, so that
if one unit initiates, all detectors will sound. They do not communicate off
premises.
◍ How frequently must household single and multiple station detectors be
inspected and tested?.
Answer: In accordance with the manufacturers recommendations, at least
monthly
◍ How frequently must household fire alarm systems be inspected and tested?.
Answer: At least every year, by a qualified service technician.
◍ What does 'restorable' mean?.
Answer: The device can be 'restored' or 'reused' after it has initiated an
alarm.
◍ What size conductors are permitted?.
Answer: A. Size 18AWG and 16AWG
, ◍ Single conductors shall not be smaller than (X) AWG.
Answer: 18
◍ Conductors of 26AWG shall only be permitted in which circumstances?.
Answer: A. Where spliced with a connector listed as suitable for 26 to 24
AWG
◍ What is a Plenum cable?.
Answer: Cable that can be installed in ducts and other spaces used for
environmental air.
◍ What is Riser cable?.
Answer: Cable to be used in vertical wire runs in shafts or between floors.
◍ What is General Purpose cable?.
Answer: A. Cable for general purpose fire alarm use
◍ What 'type' shall plenum cable be?.
Answer: FPLP
◍ What substitutions are allowed for the above?.
Answer: CMP
◍ What 'type' shall riser wire be?.
Answer: FPLR
◍ What substitutions are permitted for the above?.
Answer: FPLP
◍ What 'type' shall general purpose wire be?.
Answer: FPL
◍ What substitutions are permitted for the above?.
Answer: CM
◍ What is the maximum voltage permitted through NPLFA cables?.
Answer: 600 volts
◍ Shall the voltage be marked on PLFA cables?.
CERTIFICATION SCRIPT 2026
QUESTIONS WITH SOLUTIONS
GRADED A+
◍ 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 is a single station detector?.
Answer: Battery powered smoke alarms that do not communicate off
premises.
◍ What is a multiple station detector?.
Answer: Smoke alarms with battery backup that are linked together, so that
if one unit initiates, all detectors will sound. They do not communicate off
premises.
◍ How frequently must household single and multiple station detectors be
inspected and tested?.
Answer: In accordance with the manufacturers recommendations, at least
monthly
◍ How frequently must household fire alarm systems be inspected and tested?.
Answer: At least every year, by a qualified service technician.
◍ What does 'restorable' mean?.
Answer: The device can be 'restored' or 'reused' after it has initiated an
alarm.
◍ What size conductors are permitted?.
Answer: A. Size 18AWG and 16AWG
, ◍ Single conductors shall not be smaller than (X) AWG.
Answer: 18
◍ Conductors of 26AWG shall only be permitted in which circumstances?.
Answer: A. Where spliced with a connector listed as suitable for 26 to 24
AWG
◍ What is a Plenum cable?.
Answer: Cable that can be installed in ducts and other spaces used for
environmental air.
◍ What is Riser cable?.
Answer: Cable to be used in vertical wire runs in shafts or between floors.
◍ What is General Purpose cable?.
Answer: A. Cable for general purpose fire alarm use
◍ What 'type' shall plenum cable be?.
Answer: FPLP
◍ What substitutions are allowed for the above?.
Answer: CMP
◍ What 'type' shall riser wire be?.
Answer: FPLR
◍ What substitutions are permitted for the above?.
Answer: FPLP
◍ What 'type' shall general purpose wire be?.
Answer: FPL
◍ What substitutions are permitted for the above?.
Answer: CM
◍ What is the maximum voltage permitted through NPLFA cables?.
Answer: 600 volts
◍ Shall the voltage be marked on PLFA cables?.
