National Electrical Code
How the system gets wired, powered, and grounded.
Fire alarm technicians tend to treat the NEC as somebody else's book. It is not. Article 760 is written specifically for fire alarm circuits, and the general wiring rules in the first four chapters apply to almost everything you install.
7 lessons · 28 challenge questions · about 1.1 hours · Core
Verified against the 2020 edition.
What you will be able to do
- Tell power-limited and non-power-limited fire alarm circuits apart, and know why it matters
- Choose and substitute fire alarm cable types correctly
- Apply separation, support, and firestopping rules that get written up constantly
- Know which NEC articles you are actually working under on a given job
Course outline
Finding your way in the NEC
- How the NEC is organized
- Article 760 and what it covers
Fire alarm circuits
- Power-limited vs non-power-limited
- Cable types and permitted substitutions
- Separation, support, and firestopping
Powering the system
- The dedicated branch circuit
- Grounding and bonding, practically