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AS 1670.6:2023


Fire detection, warning, control and intercom systems — System design, installation and commissioning, Part 6: Smoke alarm systems

AS 1670.6:2023 specifies the requirements for the design, installation and commissioning of smoke alarm systems used in both domestic and residential accommodation that are stand-alone, interconnected, or connected to residential control and indicating equipment (RCIE)
Published: 30/06/2023
Pages: 43
Table of contents
Cited references
Content history
Table of contents
About this publication
1 Scope and general
1.1 Scope
1.2 This has been deliberately left blank
1.3 Normative references
1.4 Terms and definitions
1.5 Abbreviations
1.6 Measurements
1.6.1 Tolerances
1.6.2 Spacing
1.7 Systems design
1.7.1 General
1.7.2 Baseline data
1.7.3 Alteration or connection to existing installations
1.8 Application of normative references
2 System configuration
2.1 System components
2.1.1 General
2.1.2 Components
2.1.3 Provision of residential control and indicating equipment (RCIE)
2.1.4 Connectable devices
2.2 Smoke alarm system limitations
2.2.1 Unzoned smoke alarm system
2.2.2 Zoned smoke alarm systems
2.2.3 Zone block plan
2.3 Distributed parts of the RCIE
2.4 Transmission path supervision
2.5 Fire alarm indication
2.6 Locate facility
3 Installation
3.1 General
3.2 Smoke alarms
3.2.1 General
3.2.2 Coverage Sole occupancy units or dwellings Public areas within residential buildings or residential parts of buildings
3.2.3 Location General Spacing between smoke alarms for level ceiling Spacing between smoke alarms for sloping ceiling Wall mount smoke alarms Joists and beams Environmental conditions Prohibited locations
3.3 Manual call points
3.4 Residential control and indicating equipment
3.5 External alarm indication (optional)
4 Power source
4.1 General
4.1.1 Internal main power source
4.1.2 External main and internal standby power sources
4.1.3 External main and standby power sources
4.2 Main power source
4.3 Standby power source
4.4 External power supply equipment
4.4.1 Rating
4.4.2 Batteries Location Capacity Charging current Wiring
5 Remote monitoring (optional)
6 Occupant warning
6.1 General
6.2 Audible warning signal
6.3 Warning for people with hearing impairment
7 Transmission paths
7.1 Transmission path protection
7.2 Transmission path faults
7.3 Cabling systems
7.3.1 General
7.3.2 Conductors
7.3.3 Stress on conductors
7.3.4 Cable colour
7.3.5 Joints in customer cabling
7.3.6 Terminations
8 Commissioning
Appendix A
A.1 Introduction
A.2 Fire detection
A.3 Heat alarms
A.4 Smoke alarms
A.4.1 General
A.5 Combination or multi-criteria smoke alarms
A.6 Application
A.6.1 General
A.6.2 Location considerations
A.6.3 Ceiling surfaces
A.6.4 Stratification
A.6.5 Airflow
A.6.6 Special considerations
A.7 Alarm selection
A.7.1 General
A.7.2 Smoke alarms
A.7.2.1 General principle of operation
A.7.2.2 Ionization alarms
A.7.2.3 Photoelectric smoke alarms
A.7.3 Heat alarms
A.8 Alarm installation
Appendix B
B.1 Battery capacity calculations
B.1.1 Typical IQ calculation
B.1.2 Typical IA calculation
B.2 Main power source calculations
B.2.1 Battery charger current calculation
B.2.2 Power supply requirement
Appendix C
C.1 General
C.2 Commissioning documentation
C.3 Checks and functional assessment
C.4 Results and documentation
Appendix D
Appendix E
Appendix F
Appendix G
Appendix H
Appendix I
I.1 General
I.3 WSX1
I.4 WSX2
I.5 WSX3
I.6 WSX4
I.7 WSX5
Cited references in this standard
Alarm systems — Audible emergency evacuation signal — Requirements
Ergonomics — Danger signals for public and work areas — Auditory danger signals
AS ISO 7240-23
Fire detection and alarm systems, Part 23: Visual alarm devices
AS ISO 7240-18
Fire detection and alarm systems, Part 18: Input/output devices
AS ISO 7240-11
Fire detection and alarm systems, Part 11: Manual call points
Content history
DR AS 1670.6:2023
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