EN 13443-2:2005

Water conditioning equipment inside buildings - Mechanical filters - Part 2: Particle rating 1 µm to less than 80 µm - Requirements for performance, safety and testing

This document 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 µm up to less than 80 µm and which are intended 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 permanently 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 mm and 150 mm.

Anlagen zur Behandlung von Trinkwasser innerhalb von Gebäuden - Mechanisch wirkende Filter - Teil 2: Filterfeinheit 1 µm bis unter 80 µm - Anforderungen an Ausführung, Sicherheit und Prüfung

Dieses Dokument legt Anforderungen in Bezug auf Konstruktion, Betriebsverhalten und Prüfverfahren für
mechanisch wirkende Filter zur Beseitigung von Schwebstoffen in der Trinkwasser-Installation innerhalb von
Gebäuden fest. Sie gilt für Filter mit einer Filterfeinheit von 1 µm bis unter 80 µm für den Einsatz in
Installationen mit einem Mindestnenndruck PN 6, Anschlüssen zwischen DN 15 und DN 100 und einer
Betriebstemperatur von unter 30 °C.
Dieses Dokument gilt für rückspülbare Filter, Filterbaugruppen und Filter mit auswechselbaren Einsätzen. Es
bezieht sich nur auf fest installierte Geräte am Eintrittspunkt der Anschlussleitung oder an der Verbrauchs-
stelle.
Teil 1 dieser Norm (EN 13443-1) ist ein separates Dokument und behandelt Filter mit einer Filterfeinheit
zwischen 80 µm und 150 µm.

Appareil de traitement d'eau à l'intérieur des bâtiments - Filtres mécaniques - Partie 2: Particules de dimension comprise entre 1 µm et 80 µm - Exigences de performances, de sécurité et d'essais

Ce document spécifie les exigences relatives à la fabrication, aux performances et aux méthodes d'essais pour les filtres mécaniques utilisés pour supprimer les particules en suspension dans les installations d'eau potable à l'intérieur des bâtiments. Il s'applique aux filtres ayant un seuil de filtration de dimension comprise entre 1 µm et 80 µm utilisés dans les systèmes de pression minimale de PN 6, raccords compris entre DN 15 et DN 100 et de température opérationnelle minimale de 30 °C.
Ce document est applicable aux filtres à lavage à contre-courant, aux filtres complets et aux filtres dont la conception prévoit le changement de la cartouche. Il ne concerne que les filtres raccordés en permanence au point d'entrée du réseau de distribution d'eau ou au point d'utilisation.
La partie 1 de cette norme (EN 13443-1) est un document séparé et traite des filtres avec une particule de taille comprise entre 80 µm et 150 µm.

Oprema, ki se uporablja za pripravo pitne vode v stavbah – Mehanski filtri – 2. del: Filtri za izločitev delcev z velikostjo od 1 µm do 80 µm – Zahteve za delovanje, varnost in preskušanje

General Information

• Status: Withdrawn
• Publication Date: 08-Feb-2005
• Withdrawal Date: 12-Jun-2007
• ICS: 13.060.20 - Drinking water
• ICS: 91.140.60 - Water supply systems
• Technical Committee: CEN/TC 164 - Water supply
• Drafting Committee: CEN/TC 164 - Water supply
• Current Stage: 9960 - Withdrawal effective - Withdrawal
• Start Date: 13-Jun-2007
• Completion Date: 13-Jun-2007
• Ref Project: SIST EN 13443-2:2005 - Water conditioning equipment inside buildings - Mechanical filters - Part 2: Particle rating 1 µm to less than 80 µm - Requirements for performance, safety and testing

Relations

• Merged Into: EN 13443-2:2005+A1:2007 - Water conditioning equipment inside buildings - Mechanical filters - Part 2: Particle rating 1 µm to less than 80 µm - Requirements for performance, safety and testing
• Effective Date: 19-Jan-2023

Standards Content (Sample)

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Water conditioning equipment inside buildings - Mechanical filters - Part 2: Particle rating 1 µm to less than 80 µm - Requirements for performance, safety and testingAppareil de traitement d'eau a l'intérieur des bâtiments - Filtres mécaniques - Partie 2: Particules de dimension comprise entre 1 µm et 80 µm - Exigences de performances, de sécurité et d'essaisAnlagen zur Behandlung von Trinkwasser innerhalb von Gebäuden - Mechanisch wirkende Filter - Teil 2: Filterfeinheit 1 µm bis unter 80 µm - Anforderungen an Ausführung, Sicherheit und PrüfungTa slovenski standard je istoveten z:EN 13443-2:2005SIST EN 13443-2:2005en91.140.60Sistemi za oskrbo z vodoWater supply systems13.060.20Pitna vodaDrinking waterICS:SLOVENSKI
STANDARDSIST EN 13443-2:200501-maj-2005

EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 13443-2February 2005ICS 13.060.20; 91.140.60English versionWater conditioning equipment inside buildings - Mechanicalfilters - Part 2: Particle rating 1 µm to less than 80 µm -Requirements for performance, safety and testingÉquipement de conditionnement d'eau à l'intérieur desbâtiments - Filtres mécaniques - Partie 2: Particules detaille 1 µm à 80 µm; Exigences de performances, desécurité et d'essaisAnlagen zur Behandlung von Trinkwasser innerhalb vonGebäuden - Mechanisch wirkende Filter - Teil 2:Filterfeinheit 1 µm bis unter 80 µm - Anforderungen anAusführung, Sicherheit und PrüfungThis European Standard was approved by CEN on 24 December 2004.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the Central Secretariat or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2005 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 13443-2:2005: E

Typical test reports.40 Annex B (informative)
Typical graphical representation of test results.46 Annex C (normative)
Integrity inspection and measurement of first bubble point.50 Bibliography.53

80 µm and 150 µm. 2 Normative references The following referenced documents are indispensable for the application of this 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 against 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 µm to 150 µm — Requirements for performances, safety and testing ISO 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 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 µm, of the pore diameter which corresponds to the 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 through 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

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 µm and 200 µm in accordance with ISO 12103-1 NOTE It may also be referred to as ISO 12103-1 A4 dust. 3.22 ISO Medium Test Dust (ISO MTD) siliceous test powder having a particle size distribution by convention between 0 µm and 80 µm 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 from 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 specified 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 reference filtration rating (S) dimension, in µm , 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) mass 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

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 abbreviation Parameter Unit Ce Test concentration mg/l Ci Injection concentration mg/l CR2 500 Retention capacity at 2 500 kPa g CRx Retention capacity at x kPa g CTD Coarse Test Dust - ∆P Differential pressure kPa ∆PF Final differential pressure kPa d Size of the particle µm dPc Loss of pressure due to the test housing alone kPa dPeo Loss of pressure due to the clean filter alone kPa dPF Loss of pressure at the end of the test kPa dPi Loss of pressure at the point of inflexion kPa dPo Loss of pressure due to the test housing kPa dPs Loss of specific pressure kPa Ed Cumulative filtration efficiency at the size greater than d µm % E[d1 ; d2] Differential filtration efficiency (between the sizes d1 and d2) % M Mass of contaminant necessary for the test g Mi Total mass of injected contaminant g MNR Mass of non retained contaminant g
MTD Medium Test Dust - Nd Number of particles having a dimension greater than or equal to d - N[d1 ; d2] Number of particles having a dimension greater than or equal to d1 and less than d2 - ∆PN Net differential pressure kPa Qe Test flow rate l/min Qi Injection flow rate l/h Qsensors Flow rate through the sensors l/h S Reference filtration rating µm TF End of test time min V
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