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AS
AS 1670.4-2004

AS 1670.4-2004

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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Fire detection, warning, control and intercom systems - System design, installation and commissioning Sound systems and intercom systems for emergency purposes

Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Superseded date

11-07-2024

Superseded by

AS 1670.4:2015

Language(s)

English

Published date

23-04-2004

Publisher

Standards Australia

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Hardcopy - English
PDF 1 User - English
PDF 3 Users - English
PDF 5 Users - English
PDF 9 Users - English
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1 - AS 1670.4-2004 FIRE DETECTION, WARNING, CONTROL AND INTERCOM SYSTEMS-SYSTEM DESIGN, INSTALLATION AND COMMISSIONING...
4 - PREFACE
5 - CONTENTS
7 - FOREWORD
8 - SECTION 1 SCOPE AND GENERAL
8 - 1.1 SCOPE
8 - 1.2 APPLICATION
8 - 1.3 REFERENCED DOCUMENTS
9 - 1.4 DEFINITIONS
9 - 1.4.1 Alert signal
9 - 1.4.2 Discharged battery
10 - 1.4.3 Emergency call point
10 - 1.4.4 Evacuate signal
10 - 1.4.5 Evacuation zone
10 - 1.4.6 Warning signal
10 - 1.5 COMPLIANCE WITH OTHER STANDARDS
10 - 1.6 INTERPRETATION OF SPECIFIED LIMITING VALUES
11 - SECTION 2 GENERAL INSTALLATION REQUIREMENTS
11 - 2.1 INDICATOR PANELS
11 - 2.1.1 Location
11 - 2.1.2 Physical working environment
12 - 2.2 DISTRIBUTED EQUIPMENT PROTECTION
12 - 2.3 WIRING
12 - 2.3.1 Wiring protection
12 - 2.3.2 Joints and terminations
12 - 2.3.3 Separation from other systems
12 - 2.4 EMERGENCY PROCEDURES
13 - 2.5 OPERATOR™S INSTRUCTIONS
13 - 2.6 INSTALLER™S STATEMENT
14 - SECTION 3 POWER SUPPLY
14 - 3.1 GENERAL
14 - 3.2 MAIN POWER SOURCE
14 - 3.3 STAND-BY POWER SOURCE
14 - 3.4 POWER SOURCE RATING
14 - 3.4.1 Main power source
15 - 3.4.2 Stand-by power source
15 - 3.5 BATTERY CAPACITY
15 - 3.6 CHARGING CURRENT
15 - 3.7 BATTERIES AND ENCLOSURES
15 - 3.7.1 General
16 - 3.7.2 Battery enclosures
16 - 3.8 ANCILLARY LOADS
17 - SECTION 4 SOUND SYSTEM INSTALLATION REQUIREMENTS
17 - 4.1 GENERAL
17 - 4.2 COMPONENTS
17 - 4.3 FUNCTIONAL REQUIREMENTS
17 - 4.3.1 Distribution of audible signals
17 - 4.3.2 Initiation
18 - 4.3.3 Alert signal duration
18 - 4.3.4 Output of loudspeakers
18 - 4.3.5 Voice message
18 - 4.3.6 Intelligibility
19 - 4.3.7 Visual warning devices and tactile warning devices
19 - 4.3.8 Interconnection to the fire CIE
19 - 4.3.9 Use of the sound system for non-emergency purposes
19 - 4.4 WIRING
19 - 4.4.1 Wiring protection
20 - 4.4.2 Integrity of circuits
20 - 4.4.3 Circuit supervision
21 - 4.5 LOUDSPEAKERS
21 - 4.5.1 General
21 - 4.5.2 Connection facilities
21 - 4.5.3 Stress on conductors and terminals
23 - SECTION 5 INTERCOM SYSTEM INSTALLATION REQUIREMENTS
23 - 5.1 GENERAL
23 - 5.2 COMPONENTS
23 - 5.3 WARDEN INTERCOM POINTS
23 - 5.3.1 General
23 - 5.3.2 Sound levels during and emergency
23 - 5.3.3 Location
23 - 5.3.4 Connection facilities
24 - 5.3.5 Stress on conductors and terminals
24 - 5.3.6 Crosstalk, clarity and intelligibility
24 - 5.3.7 Aural call signal
24 - 5.4 WIRING
24 - 5.4.1 Wiring protection
24 - 5.4.2 Integrity of circuits
25 - 5.4.3 Circuit Supervision
27 - SECTION 6 COMMISSIONING
27 - 6.1 GENERAL CHECKS
27 - 6.2 SPECIFIC SOUND SYSTEM CHECKS
28 - 6.3 SPECIFIC INTERCOM SYSTEM CHECKS
28 - 6.4 DOCUMENTATION
28 - 6.4.1 General
28 - 6.4.2 Log
30 - APPENDIX A - MEASUREMENT OF SPEECH INTELLIGIBILITY
30 - A1 CHOICE OF MEASUREMENT
30 - A2 STATUS OF THE SOUND SYSTEM
30 - A3 NUMBER OF MEASUREMENTS AND CALCULATION OF THE RESULT
30 - A4 SOUND PRESSURE LEVEL (SPL)
30 - A5 AMBIENT NOISE LEVEL
32 - APPENDIX B - METHODS OF MEASURING SPEECH INTELLIGIBILITY
32 - B1 GENERAL
32 - B2 METHODS OF MEASUREMENT
32 - B2.1 Speech transmission index (STI)
32 - B2.2 Rapid (or room) acoustics speech transmission index (RASTI)
32 - B2.3 Phonetically balance (PB) word scores
32 - B2.4 Modified rhyme test (MRT)
32 - B2.5 Articulation index (AI)
33 - B2.6 Articulated loss of consonants
33 - B3 LIMITATIONS OF THE METHODS
33 - B3.1 General
33 - B3.2 Speech transmission index (STI)
33 - B3.3 RASTI
33 - B3.4 Phonetically balanced (PB) word scores (256 and 1009 population)
33 - B3.5 Articulation index
33 - B3.6 Articulation loss of consonants
34 - B4 CORRELATION OF THE RESULTS OF THE VARIOUS METHODS
35 - APPENDIX C - WIRING SYSTEMS RATING
35 - C1 PROTECTION AGAINST EXPOSURE TO FIRE
35 - C2 PROTECTION AGAINST MECHANICAL DAMAGE
35 - C2.1 General
35 - C2.2 WS5X
35 - C2.3 WS51
35 - C2.4 WS52
36 - C2.5 WS53
36 - C2.6 WS54
36 - C2.7 WS55
36 - C3 PROTECTION AGAINST HOSING WITH WATER
37 - APPENDIX D - (Informative)
39 - APPENDIX E - COMMISSIONING TEST REPORT

Specifies requirements for the design, installation and commissioning of the components of sound systems and intercom systems for emergency purposes.

Committee
FP-002
DocumentType
Standard
ISBN
0 7337 5857 6
Pages
34
PublisherName
Standards Australia
Status
Superseded
SupersededBy
Supersedes
UnderRevision

This Standard specifies requirements for the design, installation and commissioning of sound systems and intercom systems for emergency purposes comprising components complying with the requirements of the appropriate product Standards. NOTE: The general procedures for the use of the sound system and intercom system and the response of personnel are given in AS 3745.

Originated as part of AS 2220-1978.
Previous edition AS 2220.2-1989.
Revised and redesignated as AS 1670.4-2004.

AS 2484.2-1991 Fire - Glossary of terms Fire protection and firefighting equipment
AS 60849-2004 Sound systems for emergency purposes (IEC 60849:1998 MOD)
AS 1259.2-1990 Acoustics - Sound level meters Integrating - Averaging
AS/NZS 3000:2000 Electrical installations (known as the Australian/New Zealand Wiring Rules)
AS 2220.1-1989 Emergency warning and intercommunication systems in buildings Equipment design and manufacture
AS 2293.1-1987 Emergency evacuation lighting in buildings Design and installation
AS 1259.1-1990 Acoustics - Sound level meters Non-integrating
AS 3745-2002 Emergency control organization and procedures for buildings, structures and workplaces
AS 4428.4-2004 Fire detection, warning, control and intercom systems - Control and indicating equipment Intercommunication systems for emergency purposes
AS/NZS 60950.1:2003 Information technology equipment - Safety General requirements (IEC 60950-1:2001, MOD)
AS/NZS 3100:2002 Approval and test specification - General requirements for electrical equipment
AS 1428.2-1992 Design for access and mobility Enhanced and additional requirements - Buildings and facilities (Reconfirmed 2015)
AS 1603.11-2001 Automatic fire detection and alarm systems - Visual warning devices
AS 2676.1-1992 Guide to the installation, maintenance, testing and replacement of secondary batteries in buildings - Vented cells
AS 1670.1-1995 Fire detection, warning, control and intercom systems - System design, installation and commissioning Fire
AS 2706-2003 Numerical values - Rounding and interpretation of limiting values (Reconfirmed 2018)
AS/NZS 3013:1995 Electrical installations - Classification of the fire and mechanical performance of wiring systems
AS 1603.5-1996 Automatic fire detection and alarm systems Manual call points (Reconfirmed 2016)
AS 2659.1-1988 Guide to the use of sound measuring equipment - Portable sound level meters
AS 2676.2-1992 Guide to the installation, maintenance, testing and replacement of secondary batteries in buildings - Sealed cells
AS 4029.3-1993 Stationary batteries - Lead-acid Pure lead positive pasted plate type
AS 4428.0-1997 Fire detection, warning, control and intercom systems - Control and indicating equipment General requirements and test methods (Reconfirmed 2016)

AS/NZS 3833:2007 The storage and handling of mixed classes of dangerous goods, in packages and intermediate bulk containers
AS 2118.3-2010 Automatic fire sprinkler systems Deluge systems
AS 1851-2012 Routine service of fire protection systems and equipment
AS 60849-2004 Sound systems for emergency purposes (IEC 60849:1998 MOD)
AS 4326-2008 The storage and handling of oxidizing agents
AS 2118.2-2010 Automatic fire sprinkler systems Drencher systems
AS 1603.11-2010 Automatic fire detection and alarm systems Visual warning devices
AS 1940-2004 The storage and handling of flammable and combustible liquids
AS 1603.17-2011 Automatic fire detection and alarm systems Warning equipment for people with hearing impairment
AS/NZS 3000:2007 Electrical installations (known as the Australian/New Zealand Wiring Rules)
AS/NZS 2243.1:2005 Safety in laboratories Planning and operational aspects
AS 3007.3-2004 Electrical installations - Surface mines and associated processing plant General requirements for equipment and ancillaries
AS 1428.5-2010 Design for access and mobility Communication for people who are deaf or hearing impaired (Reconfirmed 2016)
AS 4825-2011 Tunnel fire safety
AS 1851-2005 Maintenance of Fire Protection Systems and Equipment
AS/NZS 3007:2013 Electrical equipment in mines and quarries - Surface installations and associated processing plant
AS 4428.4-2004 Fire detection, warning, control and intercom systems - Control and indicating equipment Intercommunication systems for emergency purposes
AS 1670.1-2004 Fire detection, warning, control and intercom systems - System design, installation and commissioning Fire

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