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    DIN EN 13443-2-2007 Water conditioning equipment inside buildings - Mechanical filters - Part 2 Particle rating 1 m to less than 80 m - Requirements for performance safety and test.pdf

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    DIN EN 13443-2-2007 Water conditioning equipment inside buildings - Mechanical filters - Part 2 Particle rating 1 m to less than 80 m - Requirements for performance safety and test.pdf

    1、October 2007DEUTSCHE NORM English price group 20No part of this standard may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 13.060.20; 91.140.60!$

    2、IP“1389045www.din.deDDIN EN 13443-2Water conditioning equipment inside buildings Mechanical filters Part 2: Particle rating 1 m to less than 80 m Requirements forperformance, safety and testing (includes Amendment A1:2007)English version of DIN EN 13443-2:2007-10Anlagen zur Behandlung von Trinkwasse

    3、r innerhalb von Gebuden Mechanisch wirkende Filter Teil 2: Filterfeinheit 1 m bis unter 80 m Anforderungen an Ausfhrung, Sicherheit undPrfung (enthlt nderung A1:2007)Englische Fassung DIN EN 13443-2:2007-10SupersedesDIN EN 13443-2:2005-04www.beuth.deDocument comprises 59 pages DIN EN 13443-2:2007-10

    4、 2 National foreword This standard has been prepared by Technical Committee CEN/TC 164 “Water supply” (Secretariat: AFNOR, France). The responsible German body involved in its preparation was the Normenausschuss Wasserwesen (Water Practice Standards Committee), Technical Committee NA 119-04-07-01 UA

    5、 Wasserbehandlung. Amendments This standard differs from DIN EN 13443-2:2005-04 as follows: a) The French title has been corrected. b) Annex D has been included. c) The standard has been editorially revised. Previous editions DIN EN 13443-2: 2005-04 EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM

    6、EN 13443-2:2005+A1 June 2007 ICS 13.060.20; 91.140.60 Supersedes EN 13443-2:2005English Version Water conditioning equipment inside buildings - Mechanical filters - Part 2: Particle rating 1 m to less than 80 m - Requirements for performance, safety and testing Appareils de traitement deau lintrieur

    7、 des btiments - Filtres mcaniques - Partie 2: Particules de taille 1 m 80 m - Exigences de performances, de scurit et essaisAnlagen zur Behandlung von Trinkwasser innerhalb von Gebuden - Mechanisch wirkende Filter - Teil 2: Filterfeinheit 1 m bis unter 80 m - Anforderungen an Ausfhrung, Sicherheit u

    8、nd Prfung This European Standard was approved by CEN on 24 December 2004 and includes Amendment 1 approved by CEN on 10 May 2007. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standa

    9、rd without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other l

    10、anguage made by translation under the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Fi

    11、nland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES

    12、KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2007 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 13443-2:2005+A1:2007: EEN 13443-2:2005+A1:2007 (E) 2 Contents Page Foreword3 1 Scope 4 2 Normative refer

    13、ences 4 3 Terms and definitions .4 4 Symbols and abbreviations 8 5 Design requirements .9 6 Performance requirements.10 7 Test procedures.11 8 Technical documents, labelling and marking.38 Annex A (informative) Typical test reports.40 Annex B (informative) Typical graphical representation of test re

    14、sults46 Annex C (normative) Integrity inspection and measurement of first bubble point50 Annex D (normative) !Installation, operation and maintenance 53 Bibliography57 EN 13443-2:2005+A1:2007 (E) 3 Foreword This document (EN 13443-2:2005+A1:2007) has been prepared by Technical Committee CEN/TC 164 “

    15、Water supply”, the secretariat of which is held by AFNOR. This document shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by December 2007 and conflicting national standards shall be withdrawn at the latest by December 2007.

    16、 This document includes Amendment 1, approved by CEN on 2007-05-10. This document supersedes EN 13443-2:2005. The start and finish of text introduced or altered by amendment is indicated in the text by tags ! “. a) this document provides no information as to whether the product may be used without r

    17、estriction in any of the Member States. b) it should be noted that, while awaiting the adoption of verifiable European criteria, existing national regulation concerning the use and/or the characteristics of this product remain in force. This is the second part of the two-part standard for mechanical

    18、 filters. Part 1 is concerned with mechanical filters with a particle size rating from 80 m to 150 m. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus,

    19、Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EN 13443-2:2005+A1:2007 (E) 4 1 Scope This do

    20、cument specifies requirements relating to the construction, performance and methods of testing for mechanical filters for the removal of suspended matter in drinking water installations inside buildings. It applies to filters with a filtration rating from 1 m up to less than 80 m and which are inten

    21、ded for use in systems with a minimum pressure rating of PN 6, connections between DN 15 and DN 100 and service temperature of less than 30 C. This document is applicable to back-washable filters, integral filters and those designed for replaceable cartridges. It only concerns units that are permane

    22、ntly connected to the mains supply at point of entry or point of use. Part 1 of this standard (EN 13443-1) is a separate document and deals with filters with a particle rating between 80 m and 150 m. 2 Normative references The following referenced documents are indispensable for the application of t

    23、his document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 872, Water quality Determination of suspended solids Method by filtration through glass fibre filters EN 1717, Protection a

    24、gainst pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow EN 13443-1:2002, Water conditioning equipment inside buildings Mechanical filters Part 1: Particle rating 80 m to 150 m Requirements for performances, safety and testing ISO

    25、304, Surface active agents Determination of surface tension by drawing up liquid films ISO 1219-1, Fluid power systems and components Graphic symbols and circuit diagrams Part 1: Graphic symbols ISO 4021, Hydraulic fluid power Particulate contamination analysis Extraction of fluid samples from lines

    26、 of an operating system ISO 12103-1, Road vehicles Test dust for filter evaluation Part 1: Arizona test dust 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 average pore diameter (DMP) value, in m, of the pore diameter which corresponds to th

    27、e mode of the relative frequency of pore diameter distribution of a filter media determined by air porosimetry 3.2 backwashable filter filter unit which is equipped with facilities, manual or automatic, to enable the periodic, in situ cleaning of the filter element by reversing the flow of water thr

    28、ough the element 3.3 bubble point lowest air pressure at which a stream of bubbles appears at a point of the filter media surface when immersed under air pressure in a wetting liquid in accordance with Annex C EN 13443-2:2005+A1:2007 (E) 5 3.4 cartridge filter filter unit comprising a housing and re

    29、placeable element 3.5 collapse pressure (Pc) 80 % of the differential pressure at the inflexion point 3.6 counting threshold electronic threshold for detecting particles of a given size 3.7 cumulative mean filtration efficiency per period (Edp) cumulative efficiency calculated from the total numbers

    30、 of particles greater than size d counted upstream and downstream of a filter during the period p 3.8 cumulative overall mean filtration efficiency (Edg) cumulative efficiency calculated from the total number of particles greater than size d counted upstream and downstream of a filter during the who

    31、le test 3.9 depth filter filter element, comprising a thick porous barrier, with a pore size larger than the particles to be removed, such that the particles are trapped mainly within the depth of the element as water passes through it 3.10 differential pressure (dP) pressure difference between the

    32、inlet and outlet of the filter unit measured under predetermined conditions. The differential pressure generated by the complete filter is equal to the sum of the differential pressures generated by the housing and by the filter element 3.11 differential pressure at the inflexion point (dPi ) differ

    33、ential pressure across the filter unit including the cartridge at the inflexion point, minus the differential pressure generated by the test container alone (see Figure B.4) 3.12 drinking water water intended for human consumption as defined by Council Directive 98/83/EC (see 1) 3.13 fibre particle

    34、which is larger than 50 m and for which the ratio of length to width is at least 10 3.14 filter cartridge replaceable filter element (spun, wound, pleated, .) 3.15 filter element that part of a mechanical filter designed to retain particulate matter 3.16 filter housing pressure vessel which contains

    35、 and seals the filter element and usually comprises the head, which usually embodies the connection, and the sump or body, which contains the element EN 13443-2:2005+A1:2007 (E) 6 3.17 filter system complete installation comprising the filter housing, isolation valves, pressure gauges, pipework, etc

    36、. 3.18 final differential pressure (dPF) differential pressure of the filter element at the end of testing 3.19 inflexion point point of discontinuity on a graph of pressure drop against solids loading curve, indicating deformation of the cartridge and potential solids break-through (see Figure B.4)

    37、 3.20 integral filter complete filter for which the filter element and housing are inseparable 3.21 ISO Coarse Test Dust (ISO CTD) siliceous test powder having a particle size distribution by convention between 0 m and 200 m in accordance with ISO 12103-1 NOTE It may also be referred to as ISO 12103

    38、-1 A4 dust. 3.22 ISO Medium Test Dust (ISO MTD) siliceous test powder having a particle size distribution by convention between 0 m and 80 m in accordance with ISO 12103-1 NOTE It may also be referred to as ISO 12103-1 A3 dust. 3.23 mechanical filter appliance designed to remove particulate matter f

    39、rom water by passage of the water through a porous medium 3.24 net differential pressure (dPN) difference between the final differential pressure of the clogged filter element and the differential pressure across the clean filter element (see 3.8) 3.25 nominal flow rate flow rate for the filter spec

    40、ified by the manufacturer or, in the absence of this specification, the flow rate through the clean filter element at which the pressure drop across the filter element is 20 kPa 3.26 particle shedding release of particles of the filter element construction material into the filtered water 3.27 refer

    41、ence filtration rating (S) dimension, in m , of the ISO MTD or ISO CTD particles at which the overall mean cumulative filtration efficiency of a filtering cartridge tested in accordance with the procedure described in this document, is greater than or equal to 99,8 % 3.28 retention capacity (CR) mas

    42、s of ISO MTD or ISO CTD effectively retained by the filter element when the final standard differential pressure of 250 kPa is reached (CR250) or a specific one of x kPa (CRx), calculated by subtraction of the mass of contaminant in the filtrate from the injected mass EN 13443-2:2005+A1:2007 (E) 7 3

    43、.29 surface filter filter element comprising a thin permeable material, with a pore size smaller than the particles to be removed, such that the particles are trapped mainly on the surface of the material as the water passes through it 3.30 total mass of injected contaminant (Mi) mass of ISO MTD or

    44、ISO CTD injected into the test circuit up to the point when the specified final differential pressure is reached EN 13443-2:2005+A1:2007 (E) 8 4 Symbols and abbreviations The generic symbols and abbreviations used in this document are given in Table 1. Table 1 Symbols and abbreviations Symbol or abb

    45、reviation Parameter Unit CeTest concentration mg/l CiInjection concentration mg/l CR2 500Retention capacity at 2 500 kPa g CRxRetention capacity at x kPa g CTD Coarse Test Dust - P Differential pressure kPa PFFinal differential pressure kPa d Size of the particle m dPcLoss of pressure due to the tes

    46、t housing alone kPa dPeoLoss of pressure due to the clean filter alone kPa dPFLoss of pressure at the end of the test kPa dPiLoss of pressure at the point of inflexion kPa dPoLoss of pressure due to the test housing kPa dPsLoss of specific pressure kPa Ed Cumulative filtration efficiency at the size

    47、 greater than d m % Ed1; d2 Differential filtration efficiency (between the sizes d1and d2) % M Mass of contaminant necessary for the test g MiTotal mass of injected contaminant g MNRMass of non retained contaminant g MTD Medium Test Dust - NdNumber of particles having a dimension greater than or eq

    48、ual to d - Nd1; d2 Number of particles having a dimension greater than or equal to d1and less than d2- PNNet differential pressure kPa QeTest flow rate l/min QiInjection flow rate l/h QsensorsFlow rate through the sensors l/h S Reference filtration rating m TFEnd of test time min Vi Injection circui

    49、t fluid volume l ViMInjection circuit maximum fluid volume l VFFinal fluid volume in test circuit l t100Time duration of a 100 mg/l period min PTNumber of clogging periods (at 100 mg/l) The graphic symbols used conform to the requirements of ISO 1219-1. EN 13443-2:2005+A1:2007 (E) 9 5 Design requirements 5.1 Materials The quality of the drinking water, after treatment by the filter, shall not be modified, by normal or accidental contact with the filter system materials or coatings, such th


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