BS EN 14175-3-2003 Fume cupboards. Type test methods.pdf
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1、BRITISH STANDARD BS EN 14175-3:2003 Fume cupboards Part 3: Type test methods The European Standard EN 14175-3:2003 has the status of a British Standard ICS 71.040.10 ? Licensed copy:PONTYPRIDD COLLEGE, 06/03/2008, Uncontrolled Copy, BSI BS EN 14175-3:2003 This British Standard was published under th
2、e authority of the Standards Policy and Strategy Committee on 30 March 2007 BSI 2007 ISBN 978 0 580 50371 9 National foreword This British Standard was published by BSI. It is the UK implementation of EN 14175-3:2003. Together with BS EN 14175-1:2003, BS EN 14175-2:2003, BS EN 14175-4:2004, DD CEN/T
3、S 14175-5:2006 and BS EN 14175-6:2006, it supersedes BS 7258-1:1994, BS 7258-2:1994, BS 7258-3:1994 and BS 7258-4:1994 which are withdrawn. To ensure completeness of the requirements in the British implementation of these European standards, the safeguards contained in the BS 7258 series (i.e. recom
4、mendations for the exchange of information, installation, selection, use and maintenance) are retained. National annex NA (informative) reproduces clauses 2.1, 2.2, 2.3, 2.4, 3.2 and 3.3 of BS 7258-2:1994, plus clauses 4.2 and 5 of BS 7258-3:1994. The UK participation in its preparation was entruste
5、d to Technical Committee LBI/18, Laboratory furniture and fittings. A list of organizations represented on LBI/18 can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. C
6、ompliance with a British Standard cannot confer immunity from legal obligations. Amendments issued since publication Amd. No. DateComments Licensed copy:PONTYPRIDD COLLEGE, 06/03/2008, Uncontrolled Copy, BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 14175-3 December 2003 ICS 71.040.10 Eng
7、lish version Fume cupboards - Part 3: Type test methods Sorbonnes - Parite 3: Mthodes dessai de typeAbzge - Teil 3: Baumusterprfverfahren This European Standard was approved by CEN on 1 October 2003. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the condit
8、ions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Management Centre or to any CEN member. This European Standard exists in three off
9、icial versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, B
10、elgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR
11、 NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2003 CENAll rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 14175-3:2003 E Licensed copy:PONTYPRIDD COLLEGE, 06/03/2008, Uncontrolled Copy, BSI 2 Contents page Foreword3 Intro
12、duction.4 1Scope 5 2Normative references 5 3Terms and definitions5 3.1plane of sash5 3.2inner measurement plane .5 3.3containment factor (CF).6 4Test room and general test conditions6 4.1Dimensions and construction 6 4.2Test room conditions 6 4.3Fume cupboard installation6 4.4Test conditions 6 5Air
13、flow tests.7 5.1Extract volume flow rate .7 5.2Face velocity.7 5.3Containment.8 5.4Robustness of containment14 5.5Air exchange efficiency.15 5.6Pressure drop.17 6Sash tests.17 6.1Sash suspension test17 6.2Sash displacement test.18 6.3Protection against splashes.18 6.4Sash stop and alarm test 18 7Air
14、 flow indicator tests 18 8Construction and materials tests.18 9Illuminance test18 10Test report 18 Annex A (informative) Sound tests20 Bibliography21 EN 14175-3:2003 National annex NA (informative) Recommendations for the exchange of information and recommendations for installation .22 Licensed copy
15、:PONTYPRIDD COLLEGE, 06/03/2008, Uncontrolled Copy, BSI ? 3 Foreword This document (EN 14175-3:2003) has been prepared by Technical Committee CEN/TC 332 “Laboratory equipment”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national standard, either by
16、 publication of an identical text or by endorsement, at the latest by June 2004, and conflicting national standards shall be withdrawn at the latest by June 2004. Annex A is informative. This European Standard EN 14175 consists of the following parts, under the general title Fume cupboards; Part 1:
17、Vocabulary Part 2: Safety and performance requirements Part 3: Type test methods Part 4: On-site test methods Part 5: Recommendations for installation and maintenance (in preparation) Part 6: Variable air volume fume cupboards (in preparation) According to the CEN/CENELEC Internal Regulations, the n
18、ational standards organizations of the following countries are bound to implement this European Standard: Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Luxembourg, Malta, Netherlands, Norway, Portugal, Slovakia, Spain, Sweden, Switzerl
19、and and the United Kingdom. EN 14175-3:2003 Licensed copy:PONTYPRIDD COLLEGE, 06/03/2008, Uncontrolled Copy, BSI ? 4 Introduction The objective of this European Standard is to specify type test methods relevant to the assessment of the safety and performance of fume cupboards. EN 14175-3:2003 Licens
20、ed copy:PONTYPRIDD COLLEGE, 06/03/2008, Uncontrolled Copy, BSI ? 5 1 Scope This part of the European Standard EN 14175 specifies type test methods for the assessment of safety and performance of fume cupboards. Relevant requirements are specified in Part 2 of this European Standard. For terms and th
21、eir definitions EN 14175-1 applies. For safety and performance requirements of fume cupboards EN 14175-2 applies. NOTEFor on-site test methods of fume cupboards, Part 4 of this European Standard is in preparation. For the testing of microbiological safety cabinets EN 12469 applies. 2 Normative refer
22、ences This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of the
23、se publications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments). EN 12665, Light and lighting Basic terms and criteria for specifying lighting requirements.
24、EN 13150:2001, Workbenches for laboratories Dimensions, safety requirements and test methods. EN 14175-1:2003, Fume cupboards Part 1: Vocabulary. EN 14175-2:2003, Fume cupboards Part 2: Safety and performance requirements. EN ISO 5167-1, Measurement of fluid flow by means of pressure differential de
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