As 2118.6-1995 Automatic Fire Sprinkler Systems - Combined Sprinkler and Hydranr

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AS 2118.6-1995 Automatic Fire Sprinkler Systems - Combined Sprinkler and Hydrant

Transcript of As 2118.6-1995 Automatic Fire Sprinkler Systems - Combined Sprinkler and Hydranr

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  • AS 2118.61995

    Australian Standard

    Automatic fire sprinkler systems

    Part 6: Combined sprinklerand hydrant

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  • This Australian Standard was prepared by Committee FP/4, Automatic SprinklerInstallations. It was approved on behalf of the Council of Standards Australia on14 March 1995 and published on 5 July 1995.

    The following interests are represented on Committee FP/4:Asset Services, Department of Administrative ServicesAustralian Building Codes BoardAustralian Chamber of Commerce and IndustryAustralian Chamber of ManufacturesAustralian Fire Authorities CouncilAustralian Fire Protection AssociationAustralian Water and Sewerage AuthoritiesCommonwealth Fire BoardCSIRO Division of Building, Construction and EngineeringDepartment of DefenceFire Protection Industry Association of AustraliaInstitution of Engineers, AustraliaInsurance Council of AustraliaMaster Plumbers and Mechanical Services Association of VictoriaMelbourne WaterNew Zealand Fire Equipment AssociationTelecom AustraliaThe Association of Consulting Engineers, Australia

    Review of Australian Standards. To keep abreast of progress in industry, Australian Standards are subjectto periodic review and are kept up to date by the issue of amendments or new editions as necessary. It isimportant therefore that Standards users ensure that they are in possession of the latest ed ition, and anyamendments thereto.Full details of all Australian Standards and related publications will be found in the Standards AustraliaCatalogue of Publications; this information is supplemented each month by the magazine The AustralianStandard, which subscribing members receive, and which gives details of new publications, new editionsand amendments, and of withdrawn Standards.Suggestions for improvements to Australian Standards, addressed to the head office of Standards Australia,are welcomed. Notification of any inaccuracy or ambiguity found in an Australian Standard should be madewithout delay in order that the matter may be investigated and appropriate action taken.

    This Standard was issued in draft form for comment as DR 93292.

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  • AS 2118.61995

    Australian Standard

    Automatic fire sprinkler systems

    Part 6: Combined sprinklerand hydrant

    PUBLISHED BY STANDARDS AUSTRALIA(STANDARDS ASSOCIATION OF AUSTRALIA)1 THE CRESCENT, HOMEBUSH, NSW 2140

    ISBN 0 7262 9753 4Lice

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  • AS 2118.6 1995 2

    PREFACE

    This Standard was prepared by the joint Standards Australia/Standards New ZealandCommittee on Automatic Sprinkler Installations to be Part 6 of AS 2118. It is the result ofa consensus among representatives on the joint committee to produce it as an AustralianStandard.The revision to AS 2118 includes Standards Australias requirements to keep product andinstallation Standards separate. When complete the series will comprise:AS2118 Automatic fire sprinkler systems

    Part 1: StandardPart 2: Wall wetting sprinklers (Drenchers)Part 3: DelugePart 4: ResidentialPart 5: DomesticPart 6: Combined sprinkler and hydrantPart 9: Piping support and installationPart 10: Approval documentation

    4118 Fire sprinkler systemsPart 1.1: ComponentsSprinklers and sprayersPart 1.2: ComponentsAlarm valves (wet)Part 1.3: ComponentsWater monitorsPart 1.4: ComponentsValve monitorsPart 1.5: ComponentsDeluge and pre-action valvesPart 1.6: ComponentsStop valves and non-return valvesPart 1.7: ComponentsAlarm valves (dry)Part 1.8: ComponentsPressure reducing valvesPart 1.9: Accelerators and exhaustersPart 2.1: PipingGeneral

    The terms normative and informative have been used in this Standard to define theapplication of the appendix to which they apply. A normative appendix is an integral partof a Standard, whereas an informative appendix is only for information and guidance.

    Copyright STANDARDS AUSTRALIAUsers of Standards are reminded that copyright subsists in all Standards Australia publications and software. Except where theCopyright Act allows and except where provided for below no publications or software produced by Standards Australia may bereproduced, stored in a retrieval system in any form or transmitted by any means without prior permission in writing fromStandards Australia. Permission may be conditional on an appropriate royalty payment. Requests for permission and information oncommercial software royalties should be directed to the head office of Standards Australia.

    Standards Australia will permit up to 10 percent of the technical content pages of a Standard to be copied for use exclusivelyin-house by purchasers of the Standard without payment of a royalty or advice to Standards Australia.Standards Australia will also permit the inclusion of its copyright material in computer software programs for no royaltypayment provided such programs are used exclusively in-house by the creators of the programs.

    Care should be taken to ensure that material used is from the current edition of the Standard and that it is updated whenever theStandard is amended or revised. The number and date of the Standard should therefore be clearly identified.The use of material in print form or in computer software programs to be used commercially, with or without payment, or incommercial contracts is subject to the payment of a royalty. This policy may be varied by Standards Australia at any time.

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  • 3 AS 2118.6 1995

    CONTENTSPage

    SECTION 1 SCOPE AND GENERAL1.1 SCOPE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41.2 NEW DESIGNS AND INNOVATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . 41.3 REFERENCED DOCUMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41.4 DEFINITIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

    SECTION 2 SYSTEM REQUIREMENTS2.1 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52.2 LOCATION AND ACCESS TO SPRINKLER CONTROL ASSEMBLIES . . 52.3 LOCATION AND ACCESS TO FIRE MAIN ISOLATION VALVES . . . . . 52.4 ACCESS TO FIRE HYDRANTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52.5 PROTECTION OF SUPPLY PIPING . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52.6 FIRE MAIN (RING) RETICULATION . . . . . . . . . . . . . . . . . . . . . . . . . . 52.7 PRESSURE REDUCING VALVES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.8 WATER SUPPLIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.9 FIRE SERVICE BOOSTER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.10 FIRE ALARM INITIATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.11 FIRE ALARM CIRCUITS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62.12 MONITORING OF ISOLATING VALVES . . . . . . . . . . . . . . . . . . . . . . . . 7

    SECTION 3 PIPES, VALVES AND FITTINGS3.1 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83.2 VALVES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

    SECTION 4 TESTING4.1 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84.2 PRE-TEST PREPARATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84.3 HYDROSTATIC TEST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84.4 FLOW TESTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84.5 RECORDING OF TEST RESULTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

    APPENDICESA REFERENCED DOCUMENTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9B LOCATION OF FIRE HYDRANTS AND SPRINKLER CONTROL VALVES . . 10C SYSTEM PHILOSOPHY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13D SYSTEM RESISTANCE CURVE FOR COMBINED SPRINKLER

    AND HYDRANT SYSTEMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18E WIRING SYSTEMS RATING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20F TYPICAL SPRINKLER CONTROL ASSEMBLIES AND

    PRESSURE