Mobile fire extinguishers - Part 2: Requirements for the construction, pressure resistance and mechanical tests for extinguishers, with a maximum allowable pressure equal to or lower than 30 bar, which comply with the requirements of EN 1866-1

This European Standard specifies the rules of design, type testing, manufacturing and inspection during manufacturing of mobile fire extinguishers with metallic bodies, which comply with the requirements of EN 1866 1, as far as pressure resistance is concerned.
This part applies to mobile fire extinguishers of which the maximum allowable pressure PS is lower than or equal to 30 bar and containing non-explosive, non-flammable, non-toxic and non-oxidizing fluids or powder.
This European Standard does not apply to carbon dioxide fire extinguishers.

Fahrbare Feuerlöscher - Teil 2: Anforderungen an die konstruktive Ausführung, Druckfestigkeit und mechanischen Prüfungen für Feuerlöscher mit einem Höchstdruck kleiner gleich 30 bar, die den Anforderungen von EN 1866-1 entsprechen

Diese Europäische Norm legt die Anforderungen im Hinblick auf die konstruktive Gestaltung, die Typprüfung, die Herstellung und die Überprüfung während der Fertigung von fahrbaren Feuerlöschern mit metallischen Löschmittelbehältern, die den Anforderungen von EN 1866-1 entsprechen, fest, soweit die Druckfestigkeit betrachtet wird.
Dieser Teil gilt für fahrbare Feuerlöscher mit einem zulässigen Höchstdruck PS von kleiner oder gleich 30 bar, die nicht explosive, nicht brennbare, ungiftige und nicht oxidierende Flüssigkeiten oder Pulver beinhalten.
Diese Europäische Norm gilt nicht für Kohlendioxid-Feuerlöscher.

Extincteurs d’incendie mobiles - Partie 2: Exigences pour la construction, la résistance à la pression et les essais mécaniques des extincteurs conformes aux exigences de l’EN 1866-1, dont la pression maximale admissible est inférieure ou égale à 30 bar

La présente Norme européenne spécifie les règles de conception, les essais de type, la fabrication et l’inspection en cours de fabrication des extincteurs d’incendie mobiles à corps métallique, conformes aux exigences de l’EN 1866 1, en ce qui concerne leur résistance à la pression.
Cette partie s’applique aux extincteurs d’incendie mobiles dont la pression maximale admissible PS est inférieure ou égale à 30 bar et contenant des fluides ou une poudre non explosifs, non inflammables, non toxiques et non oxydants.
La présente Norme européenne ne s’applique pas aux extincteurs au dioxyde de carbone.

Prevozni gasilniki - 2. del: Zahteve za konstrukcijo, tlačno odpornost in mehanski preskusi za gasilnike, katerih največji dovoljeni tlak je enak ali nižji od 30 barov, v skladu z zahtevami standarda EN 1866-1

Standard EN 1866-2 določa pravila zasnove, tipskega preskušanja, proizvodnje in pregledovanja pri izdelavi prenosnih gasilnikov s kovinskim telesom v skladu z zahtevami standarda EN 1866-1 glede tlačne odpornosti. Ta del se uporablja za prenosne gasilnike, katerih največji dovoljeni tlak je enak ali nižji od 30 barov in ki vsebujejo neeksplozivne, nevnetljive, nestrupene tekočine ali prah, ki ne oksidira. Ta evropski standard se ne uporablja za gasilnike s CO2.

General Information

Status
Published
Publication Date
06-May-2014
Current Stage
9093 - Decision to confirm - Review Enquiry
Due Date
02-Dec-2019
Completion Date
09-Oct-2020

RELATIONS

Effective Date
11-Apr-2012
Effective Date
13-May-2014

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2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Fahrbare Feuerlöscher - Teil 2: Anforderungen an die konstruktive Ausführung, Druckfestigkeit und mechanischen Prüfungen für Feuerlöscher mit einem Höchstdruck kleiner gleich 30 bar, die den Anforderungen von EN 1866-1 entsprechenExtincteurs d'incendie mobiles - Partie 2 : Exigences sur la construction, la résistance à la pression et les essais mécaniques des extincteurs conformes aux exigences de l'EN 1866-1, dont la pression maximale admissible est inférieure ou égale à 30 barMobile fire extinguishers - Part 2: Requirements for the construction, pressure resistance and mechanical tests for extinguishers, with a maximum allowable pressure equal to or lower than 30 bar, which comply with the requirements of EN 1866-113.220.10Gašenje požaraFire-fightingICS:Ta slovenski standard je istoveten z:EN 1866-2:2014SIST EN 1866-2:2014en,fr,de01-oktober-2014SIST EN 1866-2:2014SLOVENSKI

STANDARDSIST EN 1866:20061DGRPHãþD
SIST EN 1866-2:2014
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 1866-2
May 2014 ICS 13.220.10 Supersedes EN 1866:2005English Version

Mobile fire extinguishers - Part 2: Requirements for the construction, pressure resistance and mechanical tests for extinguishers, with a maximum allowable pressure equal to or lower than 30 bar, which comply with the requirements of EN 1866-1

Extincteurs d'incendie mobiles - Partie 2: Exigences pour la construction, la résistance à la pression et les essais mécaniques des extincteurs conformes aux exigences de l'EN 1866-1, dont la pression maximale admissible est inférieure ou égale à 30 bar

Fahrbare Feuerlöscher - Teil 2: Anforderungen an die konstruktive Ausführung, Druckfestigkeit und mechanischen Prüfungen für Feuerlöscher mit einem Höchstdruck kleiner gleich 30 bar, die den Anforderungen von EN 1866-1 entsprechen This European Standard was approved by CEN on 20 March 2014.

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 standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC 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 translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions.

CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom.

EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre:
Avenue Marnix 17,

B-1000 Brussels © 2014 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1866-2:2014 ESIST EN 1866-2:2014

EN 1866-2:2014 (E) 2 Contents Page Foreword ..............................................................................................................................................................3 1 Scope ......................................................................................................................................................4 2 Normative references ............................................................................................................................4 3 Terms and definitions ...........................................................................................................................5 4 Symbols and abbreviations ..................................................................................................................5 5 Materials .................................................................................................................................................6 6 Design and prototype testing ...............................................................................................................6 6.1 Calculation design method ...................................................................................................................6 6.2 Experimental design method ................................................................................................................6 6.3 Prototype testing ...................................................................................................................................7 6.4 Macroscopic examination .....................................................................................................................8 6.5 Attached parts ........................................................................................................................................8 6.6 Overfill pressure test .............................................................................................................................8 6.7 Requirements for components subject to pressure ..........................................................................8 6.8 Hose assembly and attached components .........................................................................................8 6.9 Propellant gas cylinders .......................................................................................................................9 7 Manufacturing ........................................................................................................................................9 7.1 General requirements ............................................................................................................................9 7.2 Welded and brazed parts ......................................................................................................................9 7.3 Traceability .............................................................................................................................................9 7.4 Marking ................................................................................................................................................ 10 8 Inspection and testing during manufacturing ................................................................................. 10 8.1 Assemblies .......................................................................................................................................... 10 8.2 Extinguisher bodies............................................................................................................................ 10 8.3 Accessories and fittings (excluding pressure relief devices) ........................................................ 11 8.4 Final inspection ................................................................................................................................... 11 Annex A (informative)

Classification of the different parts of an extinguisher subject to internal pressure ............................................................................................................................................... 12 Annex B (normative)

Specifications for plastics components (except hoses, pistols and nozzles) ...... 13 B.1 General ................................................................................................................................................. 13 B.2 Requirements for plastics components subject to pressure ......................................................... 13 Annex C (normative)

Pressures and temperatures ...................................................................................... 16 Annex D (normative)

Overfill Pressure Test .................................................................................................. 17 Annex E (normative)

Test for burst pressure of hose assembly and attached components .................. 18 Annex F (normative)

Propellant gas cylinders .............................................................................................. 19 F.1 General requirements ......................................................................................................................... 19 F.2 Cylinder ................................................................................................................................................ 19 F.3 Cylinder valve ...................................................................................................................................... 19 F.4 Marking ................................................................................................................................................ 19 Annex G (normative)

Materials - quality control documents ....................................................................... 21 Annex ZA (informative)

Relationship between this European Standard and the essential requirements of EU Directive 97/23/EC ............................................................................................ 22

SIST EN 1866-2:2014

EN 1866-2:2014 (E) 3 Foreword This document (EN 1866-2:2014) has been prepared by Technical Committee CEN/TC 70 “Manual means of fire fighting equipment”, the secretariat of which is held by AFNOR. 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 November 2014 and conflicting national standards shall be withdrawn at the latest by November 2014. Attention 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, with EN 1866-1 and EN 1866-3, supersedes EN 1866:2005. This document has been prepared under a mandate given to CEN by the European Commission and the European Free Trade Association, and supports essential requirements of EU Directive 97/23/EC. For relationship with EU Directive 97/23/EC, see informative Annex ZA, which is an integral part of this document. This European Standard EN 1866 consists of the following parts under the general title “Mobile fire extinguishers”: — Part 1: Characteristics, performance and test methods; — Part 2: Requirements for the construction, pressure resistance and mechanical tests for extinguishers with a maximum allowable pressure equal to or lower than 30 bar, which comply with the requirements of EN 1866-1; — Part 3: Requirements for the assembly, construction and pressure resistance of CO2 extinguishers which comply with the requirements of EN 1866-1. 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, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom.

SIST EN 1866-2:2014

EN 1866-2:2014 (E) 4 1 Scope This European Standard specifies the rules of design, type testing, manufacturing and inspection during manufacturing of mobile fire extinguishers with metallic bodies, which comply with the requirements of EN 1866-1, as far as pressure resistance is concerned. This part applies to mobile fire extinguishers of which the maximum allowable pressure PS is lower than or equal to 30 bar and containing non-explosive, non-flammable, non-toxic and non-oxidizing fluids or powder. This European Standard does not apply to carbon dioxide fire extinguishers. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 3-7:2004+A1:2007, Portable fire extinguishers - Part 7: Characteristics, performance requirements and test methods EN 1866-1:2007, Mobile fire extinguishers - Part 1: Characteristics, performance and test methods EN 10204:2004, Metallic products - Types of inspection documents EN 13134, Brazing - Procedure approval EN 13445-1, Unfired pressure vessels - Part 1: General EN 13445-2, Unfired pressure vessels - Part 2: Materials EN 13445-3:2009, Unfired pressure vessels - Part 3: Design EN 13445-4, Unfired pressure vessels - Part 4: Fabrication EN 13445-5, Unfired pressure vessels - Part 5: Inspection and testing EN ISO 9017, Destructive tests on welds in metallic materials - Fracture test (ISO 9017) EN ISO 9606-1, Qualification testing of welders - Fusion welding - Part 1: Steels (ISO 9606-1) EN ISO 9606-2, Qualification test of welders - Fusion welding - Part 2: Aluminium and aluminium alloys (ISO 9606-2) EN ISO 4892-2, Plastics - Methods of exposure to laboratory light sources - Part 2: Xenon-arc lamps (ISO 4892-2) EN ISO 10297, Transportable gas cylinders - Cylinder valves - Specification and type testing (ISO 10297) EN ISO 13585, Brazing - Qualification test of brazers and brazing operators (ISO 13585) EN ISO 14732, Welding personnel - Qualification testing of welding operators and weld setters for mechanized and automatic welding of metallic materials (ISO 14732) EN ISO 15609-1, Specification and qualification of welding procedures for metallic materials - Welding procedure specification - Part 1: Arc welding (ISO 15609-1) SIST EN 1866-2:2014

EN 1866-2:2014 (E) 5 EN ISO 15614-1, Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 1: Arc and gas welding of steels and arc welding of nickel and nickel alloys (ISO 15614-1) EN ISO 15614-2, Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 2: Arc welding of aluminium and its alloys (ISO 15614-2) EN ISO 4126-2, Safety devices for protection against excessive pressure - Part 2: Bursting disc safety devices (ISO 4126-2) 3 Terms and definitions For the purposes of this document, the terms and definitions given in EN 1866-1:2007 and the following apply. 3.1 mobile fire extinguisher portable fire extinguisher with a total mass > 20 kg, fitted with wheels to enable the user to manually move and operate the extinguisher 3.2 pressure at maximum operating temperature (pressure experimentally measured) PTmax pressure measured in the extinguisher after stabilization during at least 24 h at maximum operating temperature Tmax (≥ 60 °C); for cartridge operated extinguishers, the maximum pressure is the maximum pressure recorded for 0,5 s during a period of 3 min, excluding the first 5 s after release of the propellant gas 3.3 maximum allowable pressure (maximum declared pressure) PS maximum pressure for which the equipment is designed, as specified by the manufacturer and which is in any case greater than or equal to PTmax 3.4 bursting pressure Pr maximum pressure measured during a bursting test 3.5 fittings pressure accessories, including operating devices, filling caps, hose assemblies, pressure gauges and pressure indicators 3.6 Tmax maximum operating temperature declared by the manufacturer 3.7 Tmin minimum operating temperature declared by the manufacturer 4 Symbols and abbreviations For the purposes of this standard, the following symbols and abbreviations apply: PS maximum allowable pressure in bar PT test pressure in bar SIST EN 1866-2:2014

EN 1866-2:2014 (E) 6 D nominal external diameter of the body, or the largest external value of the perpendicular section of the axis, in mm Pr bursting pressure in bar Tmax maximum operating temperature, in °C PTmax pressure at maximum operating temperature, in bar Tmin minimum operating temperature, in °C 5 Materials All materials shall be suitable for the intended use and assemblies shall meet the requirements of EN 1866-1:2007, 7.2 Corrosion tests. The materials used for pressure bearing parts shall be defined in a detailed specification which forms an integrated part of the design. This specification shall contain at least detailed descriptions of: — all raw materials used, including the normal production tolerances; — the processes used, the process parameters and the normal admissible process tolerances; — the relevant required material properties after processing. The materials used for non-pressure bearing parts and accessories of extinguishers shall be compatible with the materials used for the pressure bearing parts. Plastic components shall fulfil the clauses of Annex B except hoses, pistols and nozzles. For the materials used in the type testing and type approval, inspection documents in accordance with Annex G shall be provided. All materials used in the extinguisher assembly shall be compatible with all other components including extinguishing media. Particular attention shall be given to incompatibilities that may result in galvanic corrosion and stress corrosion. 6 Design and prototype testing 6.1 Calculation design method EN 13445-3:2009, Clause 7 contains recognized calculation methods. If a body of a mobile fire extinguisher is designed in accordance with these recognized calculation methods no burst pressure test is required. If these recognized calculation methods are used for the design of the body, all relevant aspects from EN 13445 parts 1 to 5 shall be observed. 6.2 Experimental design method The experimental design method may be used for bodies with a volume up to 200 l. If a body of a mobile fire extinguisher is designed with an experimental design method, a burst test of the body is required. The wall thickness of the body shall not be less than the wall thickness given by the formula below. SIST EN 1866-2:2014

EN 1866-2:2014 (E) 7 20DPTSR×=×for the wall thickness of the body (1) where S is the wall thickness, in millimetres; D is the external diameter of the body, in millimetres; PT is the test pressure, being 1,43 x PS, in bar; R is 80 % of the minimum yield strength of the material specified by the manufacturer, in MPa. 6.3 Prototype testing 6.3.1 Pressure test 6.3.1.1 Test conditions Two bodies including accessories shall be submitted to the hydrostatic pressure test which shall be carried out using apparatus that permits a regular increase of pressure at a maximum of 2 bar/s up to the moment the test pressure PT is reached. 6.3.1.2 Requirements The test pressure PT shall not be less than 1,43 times the maximum allowable pressure PS, with a minimum of 20 bar. The test pressure shall be maintained for a minimum of 30 s and the body shall remain tight. After the test, the volume of the body shall not increase by more than 1 %. 6.3.2 Burst test 6.3.2.1 Test conditions If the body is not designed in accordance with EN 13445 parts 1 to 5, one sample shall be subjected to a burst test. The burst test under hydraulic pressure shall be carried out using an installation which permits a regular increase of pressure at not more than 2 bar/s until the body bursts and also permits the variation of pressure to be recorded as a function of time. 6.3.2.2 Requirements - Bodies The burst pressure Pr shall not be less than 2,7 times the maximum pressure PS. The burst test shall not cause the body to fragment. The main break shall show no signs of brittleness, for example the edges of the break shall not be radial, but shall be inclined relative to a diametrical plane and shall have a reduction in area over their entire thickness. The break shall not show any obvious defects in the material. The break shall not originate in the body marking or weld. SIST EN 1866-2:2014

EN 1866-2:2014 (E) 8 6.3.2.3 Requirements – Fittings The bursting test shall be carried out on three samples of all fittings, except for hoses and coupling (see Clause 7). The bursting pressure Pr shall not be less than 2,7 times the maximum allowable pressure PS. The burst test shall not cause the valve and fitting to fragment. The break shall not show any obvious defects in the material. The break shall not originate in the valve or fitting marking area. 6.4 Macroscopic examination On two bodies each weld subject to pressure shall be examined; the macroscopic examination of a transverse section of the weld, in accordance with EN ISO 9017, shall show complete fusion over

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