1、 g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58motors Connecting dimensions Part 1: Oil burner pumpsThe European Standard EN 225-1:2007 has the st
2、atus of a British StandardICS 27.060.10Atomizing oil burners Oil burner pumps and oil burner BRITISH STANDARDBS EN 225-1:2007BS EN 225-1:2007This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 October 2007 BSI 2007ISBN 978 0 580 55782 8Amendme
3、nts issued since publicationAmd. No. Date Commentscontract. Users are responsible for its correct application.Compliance with a British Standard cannot confer immunity from legal obligations.National forewordThis British Standard is the UK implementation of EN 225-1:2007. Together with BS EN 225-2:2
4、007 it supersedes BS 799-7:1988 which is withdrawn.The UK participation in its preparation was entrusted to Technical Committee GSE/27, Automatic gas and oil burners.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to
5、 include all the necessary provisions of a EUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 225-1October 2007ICS 27.060.10 Supersedes EN 225:1987 English VersionAtomizing oil burners - Oil burner pumps and oil burner motors -Connecting dimensions - Part 1: Oil burner pumpsBrleurs fioul pulvrisation
6、 - Pompes et moteurs pourbrleurs fioul - Dimensions de liaison - Partie 1 : Pompespour brleurs fioullzerstubungsbrenner - Anschlussmae fr lbrenner-Pumpen und lbrenner-Motore - Teil 1: lbrenner-PumpenThis European Standard was approved by CEN on 26 August 2007.CEN members are bound to comply with the
7、 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 CEN Management Centre or
8、 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 CEN Management Centre has the same status as theofficial versio
9、ns.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain,
10、 Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMIT EUROPEN DE NORMALISATIONEUROPISCHES KOMITEE FR NORMUNGManagement Centre: rue de Stassart, 36 B-1050 Brussels 2007 CEN All rights of exploitation in any form and by any means reservedworldwide for CEN national Members
11、.Ref. No. EN 225-1:2007: EEN 225-1:2007 (E) 2 Contents Foreword3 1 Scope 4 2 Normative references 4 3 Dimensions.4 Bibliography 7 EN 225-1:2007 (E) 3 Foreword This document (EN 225-1:2007) has been prepared by Technical Committee CEN/TC 47 “Atomizing oil burners and their components-Function-Safety-
12、Testing”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by April 2008, and conflicting national standards shall be withdrawn at the latest by April 2008. At
13、tention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 225:1987. According to the CEN/CENELEC Internal Regulations,
14、 the national standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands,
15、 Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Changes relating to EN 225:1987: Size K32-08(Version A) included, tolerances restricted. EN 225-1:2007 (E) 4 1 Scope This European Standard specifies the dimensions for connectors and certain d
16、imensional characteristics of pumps for atomizing oil burners. 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
17、 (including any amendments) applies. prEN ISO 286-1, Geometrical product specification (GPS) ISO coding system for tolerances of linear sizes Part 1: Basis of tolerances, deviations and fits (ISO/DIS 286-1:2007) 3 Dimensions The dimensions shall be those given in Table 1. The tolerances for the diam
18、eters d1,d2and shall be in accordance with prEN ISO 286-1. It is recommended to fabricate the thread connections (in inches) 1/8, , 3/8, for the connecting oil pipes according to EN ISO 228-1. EN 225-1:2007 (E) 5 Dimensions in millimetres Key a axis of radial fixing screws b start of rounding Figure
19、 1 Dimensions EN 225-1:2007 (E) 6 Table 1 Dimensions Dimensions in millimetres Desig-nation and size d1d2w l1c with-out flangel2cmaxl3cminl4l5 maxl6l7d3d4d l1 with flangel8Gradi-ent of slot (in de-grees)K32-08 (A) 32e8 8h7 70,05 420,5 21 14 42 K32-08 (B) 8h7 420,5 27 14 42 F54-08a 54e9 8h7 27 14 10,
20、50,5 64 425,06+920,12050+K54-08b 54e9 8h7 50 20 10,50,5 64 801,5 F54-118 54e9 11,113e7 10,10,1 20 2,50,5 5 65,00+101 aThe slot provided at the end of the hub in pumps fastened by the hub is not necessary for pumps fastened by flanges, but may however be allowed. bFor new pump models, size K 54-08 is
21、 not considered as a standard size. c(l1 l2) shall be greater than l3.dMeasuring diameter for the circular axial run-out tolerance. EN 225-1:2007 (E) 7 Bibliography 1 EN ISO 228-1, Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation (IS
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