Fire Alarm System Design (NFPA 72 – 2022) – Step-by-Step Fire Safety Course

Fire Alarm System Design (NFPA 72 – 2022) – Step-by-Step Fire Safety Course

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1 Video View·Mar 22, 2026

Concepts, NFPA 72 certification, NFPA 101, calculations, and step-by-step design of a fire alarm project ( fire safety )

***Update based on the NFPA 72 2022 & NFPA 101 2022 Edition***

Every day we see more complex constructions with more demanding requirements, which require extensive knowledge of the concepts and standards by engineers and architects for the design of fire alarm systems as well as field personnel responsible for installations and testing.

In this course you will learn the design procedures and calculations of fire alarm systems while clarifying the concepts of each component. It is designed for beginner students as well as professionals with previous knowledge in fire alarm systems.

The course uses a theoretical/practical methodology so we will be working together on a Hotel project design, where we will have to make calculations and locate the different components based on what NFPA 72 and NFPA 101 standarizes. Before working on the design we will focus on reviewing each component of a fire alarm system, how it works and interacts with other system.

# YouTube Timestamps: Fire Alarm System Design (NFPA 72 & 101)
# 7 sections • 35 lectures • 3h 32m total length

## Section 1: Fundamentals of Fire Alarm Systems
00:00:00 Introduction
00:05:41 Parts of a fire alarm system
00:09:01 Conventional vs Addressable systems
00:16:44 Wiring
00:19:08 Fire Alarm Panel
00:22:24 Definitions

## Section 2: System Components
00:22:24 Pull Stations
00:25:01 Smoke Detectors and Heat Detectors
00:36:25 Beam Detectors
00:39:57 Duct Detector
00:43:06 Air Sampling detector
00:45:02 Other detectors
00:50:28 Detector Planning
00:50:28 Input Modules
00:54:42 Output Modules
00:58:35 Audible and Visible Notification and voice emergency notification
01:02:08 Wiring rules and best practice

## Section 3: NFPA 72 - National Fire Alarm and Signaling Code
01:14:12 Introduction
01:22:45 Chapter 7 - Documentation
01:30:16 Chapter 10 - Qualified Personnel
01:32:30 Chapter 14 - Inspection, test and maintenance
01:36:19 Chapters - Fire alarm systems elements
01:37:36 Annexes
01:40:40 Changes in the NFPA 72 2022 Edition
01:44:45 Inspection and testing

## Section 4: NFPA 101 - Life Safety Code
01:44:45 Introduction to NFPA 101
01:51:28 Occupancy according to NFPA 101
01:55:15 Step-by-Step: Fire Alarm System Design Based on NFPA 101 & NFPA 72
02:01:53 Practical Scenario: Fire Alarm Design for a New Hospital

## Section 5: Design of Fire Alarm Systems
02:09:19 Introduction
02:14:05 NFPA 101 design requirements
02:25:11 First Level Design
02:47:04 Second and Third Level Design
02:57:07 Fire Alarm Panel and Wiring Design
03:03:11 Design Rules
03:21:16 Examples of real Design projects

## Section 6: Advanced Calculations
03:22:21 Battery calculation, wiring voltage drop and activation matrix

## Section 7: Course Conclusion
03:29:21 Course conclusions
03:32:54 End of Course