SIST EN 12907:2003

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Izdelki, ki se uporabljajo za pripravo pitne vode – Pirolizirani premogProdukte zur Aufbereitung von Wasser für den menschlichen Gebrauch - Thermisch behandelte KohleprodukteProduits utilisés pour le traitement de l'eau destinée a la consommation humaine - Charbon pyroliséProducts used for treatment of water intended for human consumption - Pyrolyzed coal material71.100.80Chemicals for purification of water13.060.20Pitna vodaDrinking waterICS:Ta slovenski standard je istoveten z:EN 12907:2003SIST EN 12907:2003en01-oktober-2003SIST EN 12907:2003SLOVENSKI
STANDARDSIST EN 12907:20001DGRPHãþD

EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 12907April 2003ICS 71.100.80Supersedes EN 12907:1999English versionProducts used for treatment of water intended for humanconsumption - Pyrolyzed coal materialProduits utilisés pour le traitement de l'eau destinée à laconsommation humaine - Charbon pyroliséProdukte zur Aufbereitung von Wasser für denmenschlichen Gebrauch - Thermisch behandelteKohleprodukteThis European Standard was approved by CEN on 20 February 2003.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 Management Centre 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 Management Centre has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece,Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and UnitedKingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2003 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 12907:2003 ESIST EN 12907:2003

General information on pyrolyzed coal material.10A.1Origin.10A.2Properties.10A.3Use.11A.4Hydraulic characteristics.12A.5Rules for safe handling and use.12A.6Emergency procedures.12Bibliography.14SIST EN 12907:2003

with a permitted tolerance of
5 %;uniformity coefficient: (U)
shall be less than 1,5;minimum size: (d1) with a permitted tolerance of
5 %;or:b) by particle size range and by mass of oversize and undersize particles according to application: The maximum permitted contents of oversize and undersize are 5 % (m/m) for application of the product as afiltration layer in multi-media filters and 10 % (m/m) for use in single media filters. For use as a support layer,maximum contents of oversize and undersize of 15 % (m/m) are acceptable. See A.2.3 for examples ofavailable particle sizes that are used.NOTE 2Other values can be necessary for certain applications.5.3 Density5.3.1 Bulk density looseThe bulk density loose shall be in the range of 450 kg/m3 to 560 kg/m3.5.3.2 Bulk density packedThe bulk density packed shall be in the range of 460 kg/m3 to 580 kg/m3.6 Chemical properties6.1 Composition of commercial productThe composition of the commercial product shall conform to the requirements specified in Table 1.Table 1 — Composition of commercial productParameter% (m/m) content ofthe commercialproductC (water and ash free basis)Min.85AshMax.15Volatile matterMax.5NOTE 1Values of these parameters do not influence filtration properties but give information about the source of pyrolyzedcoal material.NOTE 2Further information is given in A.2.1.SIST EN 12907:2003
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