SIST EN 1949:2011
(Main)Specification for the installation of LPG systems for habitation purposes in leisure accommodation vehicles and accommodation purposes in other vehicles
Specification for the installation of LPG systems for habitation purposes in leisure accommodation vehicles and accommodation purposes in other vehicles
This European Standard specifies the requirements for the installation of liquefied petroleum gas systems for habitation purposes in leisure accommodation vehicles and for accommodation purposes in other vehicles. It details safety and health requirements on the selection of materials, components and appliances, on design considerations and tightness testing of installations and on the contents of the user's handbook.
This European Standard does not cover installations supplied from other than 3rd family gases (LPG), water connections or electrical power supplies to the appliance(s). Portable appliances, incorporating their own gas supply, are not considered part of the installation and are outside the scope of this standard. It does not include the installation of LPG appliances to be used for commercial purposes or for boats. Gas supply equipment and gas appliances separate from and external to the body of the vehicle are also not considered by this standard.
Festlegungen für die Installation von Flüssiggasanlagen in bewohnbaren Freizeitfahrzeugen und zu Wohnzwecken in anderen Fahrzeugen
Diese Europäische Norm legt die Anforderungen für die Installation von Flüssiggasanlagen in bewohnbaren
Freizeitfahrzeugen und für Wohnzwecke in anderen Fahrzeugen fest. Sie enthält im Einzelnen, unter dem
Aspekt der Sicherheit und Gesundheit, Anforderungen für die Auswahl der Werkstoffe, Bauteile und Geräte
bezüglich Bauweise und Dichtheitsprüfung von Flüssiggasinstallationen und den Inhalt der Bedienungsanleitung.
Diese Europäische Norm umfasst keine Anlagen, die mittels anderer Gase als Gase der dritten Familie
(Flüssiggas) betrieben werden, keine Wasseranschlüsse und keine Stromversorgung des/der Geräte(s).
Tragbare Geräte mit eigener Gasversorgung stellen keinen Teil der Anlage dar und liegen nicht im
Anwendungsbereich dieser Norm. Sie umfasst nicht die Installation von Flüssiggasgeräten zu gewerblichen
Zwecken oder in Booten. Ebenso sind Bauteile der Gasversorgung und Gasgeräte, die sich außerhalb des
Fahrzeugs befinden, nicht Gegenstand dieser Norm.
Spécifications pour les installations des systèmes GPL pour les besoins domestiques dans les véhicules habitables de loisirs et dans les autres véhicules
La présente Norme européenne spécifie les exigences applicables à l’installation de systèmes fonctionnant aux gaz de pétrole liquéfiés pour les besoins domestiques dans les véhicules habitables de loisirs et de confort et dans les autres véhicules. Elle spécifie les exigences relatives à la santé et à la sécurité pour le choix des matériaux, composants et appareils d’utilisation, pour la conception, les essais d'étanchéité et pour le contenu des notices destinées aux utilisateurs.
La présente Norme européenne ne s’applique pas aux installations alimentées par des gaz n’appartenant pas à la troisième famille (GPL), ni aux raccordements en eau ou en énergie électrique des appareils d’utilisation. Les appareils portatifs disposant d’une alimentation en gaz incorporée ne sont pas considérés comme faisant partie de l’installation et ne sont pas couverts par le domaine d’application de la présente norme. Celle-ci ne s'applique pas à l'installation des appareils GPL utilisés pour les besoins commerciaux ou pour les bateaux. De même, l’équipement d’alimentation en gaz et les appareils à gaz séparés et extérieurs au corps du véhicule ne sont pas couverts par la présente norme.
Specifikacija za vgradnjo sistemov na utekočinjeni naftni plin v bivalna vozila za prosti čas in druga vozila
Ta evropski standard določa zahteve za vgradnjo sistemov za utekočinjeni naftni plin v bivalna vozila za prosti čas in druga vozila. Podrobno določa varnostne in zdravstvene zahteve glede izbire materialov, sestavnih delov in aparatov, glede vidikov načrtovanja in preskušanja tesnosti pri vgradnji in glede vsebine priročnika za uporabo.
Ta evropski standard ne zajema inštalacij, ki jih napajajo plini, ki niso plini tretje družine (UNP), vodnih povezav ali električnega napajanja do aparata(-ov). Prenosni aparati, ki vključujejo lasten vir plina, ne veljajo za del inštalacije in ne spadajo v obseg uporabe tega standarda. Ne vključuje vgradnje aparatov za UNP, ki se uporabljajo za komercialne namene ali v čolnih. Ta standard ne obravnava opreme za dovod plina in plinskih aparatov, ločenih od ogrodja vozila in zunaj njega.
General Information
Relations
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Festlegungen für die Installation von Flüssiggasanlagen in bewohnbaren Freizeitfahrzeugen und zu Wohnzwecken in anderen FahrzeugenSpécifications pour les installations des systèmes GPL pour les besoins domestiques dans les véhicules habitables de loisirs et dans les autres véhiculesSpecification for the installation of LPG systems for habitation purposes in leisure accommodation vehicles and accommodation purposes in other vehicles43.100Osebni avtomobili. Bivalne prikolice in lahke prikolicePassenger cars. Caravans and light trailersICS:Ta slovenski standard je istoveten z:EN 1949:2011SIST EN 1949:2011en,fr,de01-september-2011SIST EN 1949:2011SLOVENSKI
STANDARDSIST EN 1949:2004/A1:2005SIST EN 1949:20041DGRPHãþD
SIST EN 1949:2011
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 1949
February 2011 ICS 43.100; 97.200.30 Supersedes EN 1949:2002English Version
Specification for the installation of LPG systems for habitation purposes in leisure accommodation vehicles and accommodation purposes in other vehicles
Spécifications relatives aux installations des systèmes GPL pour les besoins domestiques dans les véhicules habitables de loisirs et dans les autres véhicules
Festlegungen für die Installation von Flüssiggasanlagen in bewohnbaren Freizeitfahrzeugen und zu Wohnzwecken in anderen Fahrzeugen This European Standard was approved by CEN on 1 January 2011.
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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
Management Centre:
Avenue Marnix 17,
B-1000 Brussels © 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 1949:2011: ESIST EN 1949:2011
EN 1949:2011 (E) 2 Contents Page Foreword .41Scope .52Normative references .53Terms and definitions .64General requirements .94.1General .94.2Dynamic loads .94.3Tightness . 104.3.1Requirements . 104.3.2Test . 104.4Second LPG supply . 105Cylinder compartments . 105.1General . 105.2Cylinder compartments with internal access . 125.3Cylinders secured outside the vehicle . 125.4Requirements for the construction of cylinder compartments . 135.5Ventilation for cylinder compartments . 135.6Cylinder compartments with internal access and low capacity cylinders . 135.7Electric equipment in cylinder compartments . 146Pressure regulation systems and working pressures . 146.1Pressure regulation systems . 146.2Marking of the working pressure . 166.3Devices to protect against over-pressure . 166.4Connection of pressure regulators to rigid pipework - Low pressure supply . 166.5Connection of a dual cylinder system . 166.6Connection of an external LPG supply by means of a plug-in connector . 167Components . 187.1Hoses/Hose assemblies . 187.2Pipes . 187.3Pipe fittings . 197.4Jointing materials . 217.5Shut-off valves . 217.6Manual change over valve . 218Installation design . 218.1General . 218.2Protection against mechanical damage . 228.3Avoidance of corrosion . 228.4Pipe sizing . 228.5Pipe fittings . 228.6Positioning of LPG pipes near to other services . 228.7Fixing . 228.8Shut-off valves . 228.9Equipotential bonding of LPG pipes. 239Connection of appliances to the LPG supply installation . 2310Appliances . 2410.1Suitability of appliances . 2410.2Installations . 24SIST EN 1949:2011
EN 1949:2011 (E) 3 10.3Space heaters . 2410.3.1Space heating appliances in caravans, motor caravans and other road vehicles . 2410.3.2Space heating appliances in caravan holiday homes . 2410.4Water heaters . 2510.4.1Water heaters in caravans, motor caravans and other road vehicles . 2510.4.2Water heaters in caravan holiday homes. 2510.5Cooking appliances . 2610.6Refrigerators . 2610.7Gas lights . 2610.8LPG fuel cells . 2610.9LPG power generators . 2611Flueing . 2711.1Flues . 2711.2Flue terminals . 2711.3Weather protection . 2911.4Draught diverters . 2911.5Accessibility of flues . 2912Installation of LPG tanks supplying LPG appliances . 2912.1Requirements regarding the LPG tank and accessories . 2912.2Installation of the LPG tank and system requirements . 3013User’s handbook . 31Annex A (informative)
National situations in the Member States . 33Annex B (informative)
Countries where underfloor flue is not permitted . 34Annex C (informative)
Manufacturer declaration . 35Bibliography . 37 SIST EN 1949:2011
EN 1949:2011 (E) 4 Foreword This document (EN 1949:2011) has been prepared by Technical Committee CEN/TC 181 “Dedicated liquefied petroleum gas appliances”, 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 August 2011, and conflicting national standards shall be withdrawn at the latest by August 2011. 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 supersedes EN 1949:2002. Principal changes made to EN 1949:2002 and EN 1949:2002/A1:2005: a) more than one gas supply is permitted in a vehicle; b) hard soldering redefined; c) the provision of a certificate of tightness testing is no longer mandated; d) tightness criteria for high pressure parts of the gas system not verified in the standard tightness test are specified; e) requirements for electric cables in gas cylinder compartments have been revised; f) lengths of hoses and hoses assemblies have been clarified; g) basic requirements for installation of fuel cells added; h) basic requirements for installation of power generators added (including second supply line); i) requirements for plug in connector gas supplies added; j) options for new member states added; k) requirements for LPG tank installation added. 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, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. SIST EN 1949:2011
EN 1949:2011 (E) 5 1 Scope This European Standard specifies the requirements for the installation of liquefied petroleum gas systems for habitation purposes in leisure accommodation vehicles and for accommodation purposes in other vehicles. It details safety and health requirements on the selection of materials, components and appliances, on design considerations and tightness testing of installations and on the contents of the user's handbook. This European Standard does not cover installations supplied from other than 3rd family gases (LPG), water connections or electrical power supplies to the appliance(s). Portable appliances, incorporating their own gas supply, are not considered part of the installation and are outside the scope of this standard. It does not include the installation of LPG appliances to be used for commercial purposes or for boats. Gas supply equipment and gas appliances separate from and external to the body of the vehicle are also not considered by this standard. 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 331, Manually operated ball valves and closed bottom taper plug valves for gas installations for buildings EN 624, Specification for dedicated LPG appliances — Room sealed LPG space heating equipment for installation in vehicles and boats EN 732, Specifications for dedicated liquefied petroleum gas appliances — Absorption refrigerators EN 751-2, Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water — Part 2: Non-hardening jointing compounds EN 1057, Copper and copper alloys — Seamless, round copper tubes for water and gas in sanitary and heating applications EN 1254-1, Copper and copper alloys — Plumbing fittings — Part 1: Fittings with ends for capillary soldering or capillary brazing to copper tubes EN 1254-2, Copper and copper alloys — Plumbing fittings — Part 2: Fittings with compression ends for use with copper tubes EN 1254-4 Copper and copper alloys — Plumbing fittings — Part 4: Fittings combining other end connections with capillary or compression ends EN 10226-1, Pipe threads where pressure tight joints are made on the threads — Part 1: Taper external threads and parallel internal threads — Dimensions, tolerances and designation EN 10305-1, Steel tubes for precision applications — Technical delivery conditions — Part 1: Seamless cold drawn tubes EN 10305-2, Steel tubes for precision applications — Technical delivery conditions — Part 2: Welded cold drawn tubes EN 12864:2001, Low pressure, non adjustable regulators having a maximum outlet pressure of less than or equal to 200 mbar with a capacity of less than or equal to 4 kg/h, and their associated safety devices for butane, propane or their mixtures EN 12979:2002, Automotive LPG-systems — Installation requirements SIST EN 1949:2011
EN 1949:2011 (E) 6 EN 13785, Regulators with a capacity of up to and including 100 kg/h, having a maximum nominal outlet pressure of up to and including 4 bar, other than those covered by EN 12864 and their associated safety devices for butane, propane or their mixtures EN 13786:2004+A1:2009, Automatic change-over valves having a maximum outlet pressure of up to and including 4 bar with a capacity of up to and including 100 kg/h, and their associated safety devices for butane, propane or their mixtures EN 14291, Foam producing solutions for leak detection on gas installations EN 15033, Room sealed storage water heaters for the production of sanitary hot water using LPG for vehicles and boats EN ISO 1127, Stainless steel tubes — Dimensions, tolerances and conventional masses per unit length (ISO 1127:1992) EN ISO 8434-1, Metallic tube connection for fluid power and general use — Part 1: 24 degree cone connectors (ISO 8434-1:2007) ISO 8434-2, Metallic tube connections for fluid power and general use — Part 2: 37 degree flared connectors UN/ECE Regulation No. 67-01: Uniform provisions concerning the approval of motor vehicles using LPG in their propulsion system 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 leisure accommodation vehicle unit of living accommodation for temporary or seasonal occupation that may meet requirements for construction and use of road vehicles [EN 13878] 3.2 caravan trailer leisure accommodation vehicle that meets requirements for construction and use of road vehicles [EN 13878] 3.3 motor caravan self-propelled leisure accommodation vehicle that meets requirements for construction and use of road vehicles. It contains at least seats and table, sleeping accommodation which may be converted from the seats, cooking facilities and storage facilities
[EN 13878] 3.4 caravan holiday home transportable leisure accommodation vehicle that does not meet requirements for construction and use of road vehicles, that retains means for mobility and is for temporary or seasonal occupation
[EN 13878] SIST EN 1949:2011
EN 1949:2011 (E) 7 3.5 liquefied petroleum gas (LPG) mixture of predominantly butane or propane with traces of other hydrocarbon gases classified in accordance with UN number 1965, hydrocarbon gases mixture, liquefied, NOS or UN number 1075, petroleum gases, liquefied
NOTE In some countries, UN numbers 1011 and 1978 may also be designated LPG. 3.6 LPG appliance appliance that is designed for heating, cooking, lighting, refrigeration, hot water production or electricity production (fuel cell or generator), using LPG as its energy source 3.7 LPG system assembly of an installation and its appliances
3.8 liquefied petroleum gas installation installation usually consisting of fuel container(s), pressure regulator(s), piping, hoses and shut-off devices, providing liquefied petroleum gas to appliances 3.9 pressure regulation system system incorporating one or more regulators and/or an automatic change-over device to reduce the supply pressure of the system to the required working pressure for the appliance(s) 3.10 room sealed appliance appliance that has the combustion system, including the air inlet and products outlet, isolated from any internal area 3.11 open-flue appliance appliance designed to be connected to a flue via a draught diverter, its combustion air being drawn from the room or internal space in which it is installed 3.12 closed-flue appliance appliance where the flue is closed from a room or internal space due to the absence of a draught diverter, flue break and any draught break within the flue 3.13 flueless appliance appliance that discharges its products of combustion into the compartment in which it is installed 3.14 flue duct designed to convey the products of combustion to the exterior of a vehicle 3.15 flue terminal part of the flue system through which the products of combustion are discharged to the outside (cowl) 3.16 shut-off valve device to interrupt the flow of gas, having one inlet and one or more individually controlled outlets SIST EN 1949:2011
EN 1949:2011 (E) 8 3.17 liquefied petroleum gas cylinder portable container for liquefied petroleum gas
[EN 13878] 3.18 cylinder compartment space specially constructed to accommodate one or more liquefied petroleum gas cylinders 3.19 flame supervision device device that has a sensing element, activated by the presence or absence of a flame, that causes the inlet of the LPG supply to a burner to be opened or closed 3.20 pilot small burner that provides a continuously burning flame to ignite a main burner when required 3.21 tightness absence of leakage greater than the specified limit 3.22 hard soldering soldering for which the lowest temperature of the melting range, after application, is not less than 450 °C 3.23 fixed ventilation permanent measures that ensure the minimum provision of fresh air 3.24 free area of ventilation total area of the apertures in a ventilator or grill 3.25 ventilator device that allows the passage of air for the ventilation of a compartment 3.26 hose assembly length of hose with suitably attached end fittings [EN ISO 14113] 3.27 low pressure hose assembly hose assembly, LPG resistant, for use at working pressure 3.28 high pressure hose assembly hose assembly, LPG resistant, for use at high pressure, normally supply pressure 3.29 change-over device device to allow selective use of interconnected LPG cylinders SIST EN 1949:2011
EN 1949:2011 (E) 9 3.30 users handbook document that provides information to the user of a leisure accommodation vehicle on its operation, maintenance, repair etc. 3.31 working pressure pressure at the inlet of a LPG appliance while it is in operation 3.32 readily accessible item capable of being reached quickly and safely for effective use under emergency conditions without the use of tools NOTE The key of a lock is not regarded as a tool. 3.33 accessible item capable of being reached for inspection, removal or maintenance with or without the use of tools 3.34 safety closing device device which automatically interrupts the flow of gas due to an accidental disconnection of a hose or pipe 3.35 LPG tank storage receptacle permanently fixed to the vehicle, suitable for the storage of LPG NOTE This may supply LPG for gas appliances only. 3.36 underfloor flue flue which discharges all or parts of the products of combustion into the space lying beneath and within the plan view of the vehicle 3.37 consumer leak detection device device capable of indicating any downstream leakage 4 General requirements 4.1 General The manufacturer or installer of an LPG system may issue a declaration for each leisure accommodation vehicle or other vehicle stating the compliance with EN 1949, including the test result of 4.3.2, it should include the information shown in Annex C. 4.2 Dynamic loads The LPG system shall be designed to withstand the dynamic loads during normal operation including movement of the vehicle and to fulfil the operational requirements of the appliances. SIST EN 1949:2011
EN 1949:2011 (E) 10 4.3 Tightness 4.3.1 Requirements The LPG system up to the consumer operated controls of the appliances (taps) shall fulfil the following tightness requirements if tested at a test pressure of 150 mbar with air. The decrease in pressure shall not exceed 10 mbar for a test volume of at least 700 cm3. If necessary, an additional test volume of 600 cm3 should be used. 4.3.2 Test The test is carried out with air using the following procedure. In preparation for the test the taps of the appliances shall be closed but the shut off valves be left open. The system is then pressurized to 150 mbar and closed. After a period of 5 min to allow for temperature equilibrium, the pressure is recorded. After another 5 min the remaining pressure is compared to the first pressure. All parts of the LPG system operating at pressures above working pressure, if any, are tested with an appropriate leak detection solution according to EN 14291 at operational pressure, no leakage shall be observed within 30 s. 4.4 Second LPG supply Only if a LPG power generator is installed and the total gas consumption including the appliances exceeds 1,5 kg/h it is allowed to install one additional gas supply.
There shall be no connection between the both gas supplies. The cylinder(s) for both gas supplies can be installed in the same cylinder compartment. If two cylinder compartments are used, there shall be a warning sign inside both the compartments which advises the user that there is a second gas supply. Inside the cylinder compartment it shall clearly indicated which appliances are supplied by each gas supply. 5 Cylinder compartments 5.1 General For road going vehicles cylinders shall be installed in cylinder compartments, except when they are installed according to 5.3 or when they are used in the conditions of 6.6. With the exception of 5.2 and 5.6 cylinder compartments shall be sealed against the accommodation space and shall have external access only. Any cylinder placement shall provide a minimum distance from the engine exhaust system as shown in Figure 1. SIST EN 1949:2011
EN 1949:2011 (E) 11
a) Top view
b) Side view Key 1 example of allowed position of the exhauster 2 LPG cylinder compartment 3 LPG cylinders 4 outside the vehicle R = D = D1 ≥ 250 mm D2 ≥ 300 mm The shaded areas represent the volume where no part of exhaust system shall be located without installation of the protection shield. Figure 1 — Minimum distance from the engine exhaust system SIST EN 1949:2011
EN 1949:2011 (E) 12 Alternatively, thermal shielding shall be installed to prevent entry of exhaust gases into the compartment, or projection of the exhaust heat flow towards the cylinder(s) (see Figure 2).
Key 1 exhauster 2 LPG cylinder compartment 3 LPG cylinders 4 outside the vehicle 5 inside the vehicle 6 ventilation 7 driving direction 8 thermal shielding E ≥ 25 mm Figure 2 — Example of shielding that can be installed Dimension E shall not be smaller than 25 mm. The minimum area of low level ventilation shall be maintained, as specified in 5.5. NOTE In Figure 2, the area of low level ventilation is based on 10 000 mm2. 5.2 Cylinder compartments with internal access For motor caravans and other vehicles where penetration of a type approved base vehicle bodywork would be required to provide external access, internal access to the compartment is permitted provided the following conditions are met: a) the compartment can contain a maximum of two cylinders, each having a capacity of not more than 16 kg; b) access between the compartment and the habitable area is only provided via an attached sealed door or hatch, the bottom edge of which is not less than 50 mm above the compartment floor. 5.3 Cylinders secured outside the vehicle For vehicles of category N of Directive 2007/46/EC support shall be provided to secure cylinders outside the vehicle, but within the body contour unless a compartment complying with 5.2 is provided. SIST EN 1949:2011
EN 1949:2011 (E) 13 The requirements of 5.4 also apply. 5.4 Requirements for the construction of cylinder compartments The cylinder compartment shall be designed so that: a) cylinders can be secured rigidly in an upright position with the valve uppermost to operate only in the gaseous phase to prevent inadvertent movement when the vehicle is in motion. For this purpose there shall be means of securing the cylinders at high and low level; NOTE A pull-out tray for the placement of the cylinder(s) is permitted inside the cylinder compartment to facil
...
Questions, Comments and Discussion
Ask us and Technical Secretary will try to provide an answer. You can facilitate discussion about the standard in here.