SANS 1709-2008 Water spray fixed systems for fire protection《消防用水喷雾固定系统》.pdf

1、 Collection of SANS standards in electronic format (PDF) 1. Copyright This standard is available to staff members of companies that have subscribed to the complete collection of SANS standards in accordance with a formal copyright agreement. This document may reside on a CENTRAL FILE SERVER or INTRA

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3、damage whatsoever than may result from the use of this material or the information contain therein, irrespective of the cause and quantum thereof. ISBN 978-0-626-21594-1 SANS 1709:2008Edition 1NFPA 15:2007Edition 11SOUTH AFRICAN NATIONAL STANDARD Water spray fixed systems for fire protection This na

4、tional standard is the identical implementation of NFPA 15:2007, and is adopted with the permission of the National Fire Protection Association. Published by SABS Standards Division 1 Dr Lategan Road Groenkloof Private Bag X191 Pretoria 0001Tel: +27 12 428 7911 fax: +27 12 344 1568 www.sabs.co.za SA

5、BS SANS 1709:2008 Edition 1 NFPA 15:2007 Edition 11 Table of changes Change No. Date Scope National foreword This South African standard was approved by National Committee SABS SC 21E, Fire safety Fire threat to the community and environment, in accordance with procedures of the SABS Standards Divis

6、ion, in compliance with annex 3 of the WTO/TBT agreement. This SANS document was published in August 2008. NFPA 15 Standard for Water Spray Fixed Systems for Fire Protection 2007 Edition NFPA, 1 Batterymarch Park, Quincy, MA 02169-7471 An International Codes and Standards Organization SANS 1709:2008

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27、ould be sent toNFPA headquarters, addressed to the attention of the Secretary, Standards Council, NFPA,1 Batterymarch Park, P.O. Box 9101, Quincy, MA 02269-9101.For more information about NFPA, visit the NFPA website at www.nfpa.org.SANS 1709:2008This standard may only be used and printed by approve

28、d subscription and freemailing clients of the SABS .byCouncileditions.ExtinguishingtivelyunderwasprimarysupervisioneralWinsions.ofentrearrangedmentsandrequirementsdinating151This s .Copyright 2006 National Fire Protection Association. All Rights Reserved.NFPA 15Standard forWater Spray Fixed Systems

29、for Fire Protection2007 EditionThis edition of NFPA 15, Standard forWaterSpray Fixed Systems forFire Protection, was preparedthe Technical Committee on Water Spray Fixed Systems. It was issued by the Standardson July 28, 2006, with an effective date of August 17, 2006, and supersedes all previousThi

30、s edition of NFPA 15 was approved as an American National Standard on August 17, 2006.Origin and Development of NFPA 15The Standard for Water Spray Fixed Systems for Fire Protection, formerly Water Spray Nozzles andSystems, first prepared by the Committee on Manufacturing Hazards, was tenta-adopted

31、in 1939, with final adoption in 1940. Subsequently, this standard was placedthe jurisdiction of the Committee on Special Extinguishing Systems, and a new editionadopted in 1947. In 1959 the committee organization was further changed to placeresponsibility in the hands of the Committee on Water Spray

32、, under the generalof the General Committee on Special Extinguishing Methods. In 1966 the Gen-Committee on Special Extinguishing Methods was discontinued, and the Committee onater Spray was constituted as an independent committee. Revised editions were presented1969, 1973, 1977, 1979, and 1982.The 1

33、985 edition incorporated several technical changes concerning special piping provi-The format of the document was also changed to more closely follow the NFPA ManualStyle.Given the limited changes in water spray technology over the past few years, it was appar-that the 1985 edition could be reconfir

34、med with referenced publications being updated.The 1996 edition represented a complete reorganization of the standard. Information wasin a more functional and concise format to improve the usability of the document.Other major changes included a new chapter on high-speed systems, and revised require

35、-for spray nozzles, piping protection, spacing of pilot sprinklers, discharge densities,design calculations.The 2001 edition represented a complete reorganization of the standard to conform to theof the 2000 edition of the Manual of Style for NFPATechnical Committee Documents.The 2007 edition incorp

36、orates welding requirements for pipe and fittings as well as coor-requirements for fire department connections with NFPA 13.SANS 1709:2008tandard may only be used and printed by approved subscription and freemailing clients of the SABSTechnical Committee on Water Spray Fixed SystemsKevin F. CarrierP

37、aul A. Cera,Gary A. Fadorsen,Russell P. Fleming,NY IMHarvey E. Goranson,TN IScott D. Henderson,Company, MAStephen R. HooverThomas L. Jacquel,Rep. AmericanRobert A. Loyd,James M. MaddryChristy J. Marsolo,David A. MoorOH EandInc.,Company,U, TX UAlternatesMichael J. Bosma, The Viking Corporation, MI M(

38、Alt. to T. L. Multer)Arkady Okun, ConEdison of New York, Inc., NY U(Alt. to R. R. Schartel)David R. Hague, NFPA Staff LiaisonThis list represents the membership at the time the Committee was balloted on the final text of this edition. Since that time,changes in the membership may have occurred. A ke

39、y to classifications is found at the back of the document.and of itself constitutewhich the memberresponsibilityfor fire152 WATER SPRAY FIXED SYSTEMS FOR FIRE PROTECTION2007SANS 1709:2008This standard may only be used and printed by approved subscription and freemailing clients of the SABS .NOTE: Me

40、mbership on a committee shall not inany document developed by the committee onCommittee Scope: This Committee shall have primarytion, installation, and test of fixed water spray systemsEditionan endorsement of the Association orserves.for documents on the design, construc-protection purposes.George

41、E. Laverick, Underwriters Laboratories Inc.,IL RT(Alt. to K. M. Bell)Kenneth W. Linder, GE Insurance Solutions, CT I(Alt. to L. A. Rawls)David S. Mowrer, HSB Professional Loss Control, TN I(Alt. to H. E. Goranson)James R. Myers, S(2) Class IB liquids shall include those having flash pointsbelow 73F

42、(22.8C) and having a boiling point above 100F(37.8C); (3) Class IC liquids shall include those havingflash points at or above 73F (22.8C) and below 100F(37.8C). Combustible liquids shall be or shall include anyliquids having a flash point at or above 100F (37.8C).They shall be subdivided as follows:

43、 (1) Class II liquids shallinclude those having flash points at or above 100F(37.8C) and below 140F (60C); (2) Class IIIA liquidsshall include those having flash points at or above 140F(60C) and below 200F (93.3C); (3) Class IIIB liquidsshall include those having flash points at or above 200F(93.3C)

44、.3.3.11 Impingement. The striking of a protected surface bywater droplets issuing directly from a water spray nozzle.3.3.12 Insulation.3.3.12.1* Insulated. Refers to equipment, structures, orvessels provided with an encapsulating material that, forthe expected duration of fire exposure, will limit s

45、teeltemperatures to a maximum of 850F (454C) for struc-tural members or 650F (343C) for vessels. The insula-tion system shall be: (1) Noncombustible and fire retar-dant; (2) Mildew and weather resistant; (3) Resistant tothe force of hose streams; and (4) Secured by fire andcorrosion-resistant fasten

46、ings.3.3.12.2 Uninsulated. Refers to equipment, structures, orvessels not provided with an encapsulating material thatmeets the requirements defined as “insulated.”3.3.13 NetRate. The total rate of water discharge density, lesswater wastage due to factors such as wind effects and inaccura-cies in no

47、zzle angles of spray.3.3.14* Nonabsorbing Ground. Earth or fill that is not readilypermeable or absorbent to large quantities of flammable orcombustible liquid or water, or both.3.3.15 Pilot Sprinkler. An automatic sprinkler or thermostaticfixed temperature release device used as a detector to pneum

48、ati-cally or hydraulically release the system actuation valve.3.3.16 Rundown. The downward travel of water along a sur-face, caused by the momentum of the water or by gravity.3.3.17 Ultra High-Speed Water Spray System. A type of auto-matic water spray system where water spray is rapidly applied topr

49、otect specific hazards where deflagrations are anticipated.3.3.17.1 Ultra High-Speed Water Spray System Area Appli-cation. The application of ultra high-speed water sprayover a specific floor area or over the surface area of a spe-cific object.3.3.17.2 Ultra High-Speed Water Spray System Local Appli-cation. The application of ultra high-speed water spray ona specific point or points of ignition, such as cutting, mix-ing or grinding operations.3.3.18 Valve. 4.2.4.2 Each water soluble material shall be tested under the157GENERAL REQUIREM