Conductors & Circuits
Circuit class with short circuit protection.
What is Class X?
Color required for the primary disconnecting means.
What is red
: Mass notification system requirements are in the NFPA 72, Chapter __.
What is 24?
Area on the side of a building is considered a __ location.
What is wet?
Firestopping material for dynamic penetrations like wireways.
What are pillows?
Which circuit type uses digital addressable communication?
What is SLC?
Smoke detectors may be installed in elevator hoistways only when __.
What is hoistway is sprinklered?
Supervising station originally operated by municipal fire departments.
What is remote station?
Which area does NOT require intelligible signal?
What is mechanical room?
Failure to de-burr conduit often results in __.
What is ground faults?
HVAC systems over __ CFM require shutdown during fire alarm
What is 2000 CFM
The entity responsible for developing “red line drawings.”
What is the installer?
Level __ survivability requires full sprinklers.
What is Level 3
Carbon monoxide detectors must be installed outside sleeping areas within __ feet of bedroom doors.
What is 21 feet
Blueprint paper is coated with which two chemicals?
What are ferric ammonium citrate & potassium ferricyanide?
An ECS must operate for 24 hrs standby, then __ full operation.
What is 2 hours?
: After inspection or test, who completes the Record of Inspection and Test?
What is the installer?
Kitchen hood actuation in a protected premises must cause this signal.
What is alarm?
Minimum sound pressure level required for private mode signaling in the given example.
What is 67 dBA?
NEC 760.3(B) references which section for ducts & plenums?
What is 300.22?
Max loop resistance is 75 Ohms. With 18 AWG copper, max length is __.
What is 4641 feet?
The process by which contractor designs and installs systems.
What is design/build?
Substitute cable for Type FPLR.
What is FPLP?
Carbon monoxide detector requirements are in NFPA 72 but were once in NFPA __.
What is 720
Max number of initiating devices interconnected when monitored for integrity.
What is 64?