EN 15821:2010
(Main)Multi-firing sauna stoves fired by natural wood logs - Requirements and test methods
Multi-firing sauna stoves fired by natural wood logs - Requirements and test methods
This European Standard covers multi-firing sauna stoves in which the heating stones are separated from and indirectly heated by the fire and the flue gases and which may be re-fuelled with several fuel loads.
This European Standard specifies requirements relating to the design, manufacture, construction, safety and performance (efficiency and emission) of multi-firing sauna stoves fired by wood logs and provides instructions for them. Furthermore, it also gives provisions for evaluation of conformity (i.e. initial type testing (ITT) and factory production control (FPC) and marking of these products.
This standard is applicable to hand-fuelled intermittent burning multi-firing sauna stoves, which provide heat into the space where they are installed.
These multi-firing sauna stoves may be supplied either as an assembled appliance or as a manufacturer’s pre-designed unit consisting of pre-fabricated components designed to be built on site in accordance with the manufacturer’s specified assembly instructions. One-off installations are not included.
These multi-firing sauna stoves may burn only natural wood logs in accordance with the appliance operating instructions.
Single-firing heat storage sauna stoves, in which the stones are directly heated by the fire and the flue gases, which pass through them, are not covered by this European Standard. This standard is also not applicable to mechanically fed sauna stoves, sauna stoves having fan assisted combustion air, sauna stoves fitted with a boiler, sauna stoves with incorporated flue or sauna stoves having any electrical connection.
Mehrfach befeuerbare Saunaöfen zur Verfeuerung von naturbelassenem Scheitholz - Anforderungen und Prüfverfahren
Diese Europäische Norm beinhaltet mehrfach befeuerbare Saunaöfen, in denen die Steine separat vom Feuer und dem Abgas beheizt werden und bei denen auch mehrmals Brennstoff nachgelegt werden kann.
Diese Europäische Norm beschreibt Anforderungen an Auslegung, Herstellung, Konstruktion, Sicherheit und der Leistungsvermögen (Wirkungsgrad und Emission), Anleitung und Kennzeichnung mit dem dazugehörigem Prüfverfahren und Prüfbrennstoff für die Typprüfung des mehrfach befeuerbaren Sauna Ofen zur Verfeuerung fester Brennstoffe.
Diese Norm ist anwendbar für handbeschickte Dauerbrand- oder Zeitbrandfeuerstätten, die dazu bestimmt sind den Aufstellungsraum zu beheizen indem sie aufgestellt sind.
Diese Saunaöfen können sowohl als vormontierte Feuerstätten als auch vom Hersteller vorgefertigte Feuerstätten, die aus vorproduzierten Komponenten bestehen, und die vor Ort gemäß der vom Hersteller mitgelieferten Einbauanleitung aufgestellt werden. Handwerklich gefertigte Installationen sind nicht enthalten.
Diese Geräte können ausschließlich naturbelassene Holzscheite gemäß der Herstelleranleitung verbrennen.
Einfach befeuerbare Speichersaunaöfen, in denen die Steine direkt durch das Feuer und die Abgase einer einmaligen Brennstoffbefüllung beheizt werden, werden in dieser Norm nicht berücksichtigt.
Diese Norm ist auch nicht anwendbar für mechanisch beschickte Feuerstätten, Feuerstätten mit Verbrennungsluftgebläse oder Feuerstätten mit wasserführenden Bauteilen.
Poêles de sauna à allumage multiple à bûches de bois naturelles - Exigences et méthodes d'essai
La présente Norme européenne s'applique aux poêles de sauna à allumage multiple dans lesquels les pierres chauffantes sont isolées des flammes et des fumées par lesquelles elles sont indirectement chauffées, et qui sont susceptibles d'être rechargés avec plusieurs charges de combustible.
La présente Norme européenne spécifie les exigences relatives à la conception, à la fabrication, à la construction, à la sécurité et à la performance (rendement et émission) des poêles de sauna à allumage multiple à bûches de bois naturelles et fournit des instructions correspondantes. Par ailleurs, elle stipule également les dispositions relatives à l'évaluation de la conformité (c'est-à-dire essais de types initiaux (ETI) et contrôle de production en usine (CPU)) et au marquage de ces produits.
La présente norme s'applique aux poêles de sauna à allumage multiple et à combustion intermittente alimentés manuellement qui produisent de la chaleur dans la pièce où ils sont installés.
Ces poêles de sauna à allumage multiple peuvent être fournis sous la forme d'un appareil assemblé ou d'une unité conçue au préalable par le fabricant, constituée d'éléments préfabriqués, destinés à être montés sur le site conformément aux instructions d'assemblage spécifiées par le fabricant. Les installations uniques ne sont pas incluses.
Ces poêles de sauna à allumage multiple ne peuvent fonctionner qu'avec des bûches de bois naturelles conformément aux instructions d'utilisation de l'appareil.
Les poêles de sauna à accumulation de chaleur et allumage unique, dans lesquels les pierres sont directement chauffées par les flammes et les fumées qui les traversent, ne sont pas pris en compte par la présente Norme européenne. La présente norme ne s'applique pas non plus aux poêles de sauna à alimentation mécanique, aux poêles de sauna dont l'air de combustion est pulsé par un ventilateur, aux poêles de sauna équipés d'un bouilleur, aux poêles de sauna à carneau incorporé ni aux poêles de sauna (...)
Peči za savno na trdno gorivo - Zahteve in preskusne metode
Ta evropski standard zajema peči za savno, v katerih so grelni kamni ločeni od ognja in dimnih plinov ter se z njimi grejejo posredno, in katere se lahko dopolnijo z gorivom z več polnjenji. Ta evropski standard določa zahteve, povezane z načrtovanjem, proizvajanjem, gradnjo, varnostjo in zmogljivostjo (učinkovitost in oddajanje) peči za savno, ki se kurijo s poleni, in podaja navodila zanje. Poleg tega, podaja določbe za ugotavljanje skladnosti (tj. začetno tipsko preskušanje (ITT) in kontrola proizvodnje (FPC)) ter označevanje teh izdelkov). Ta standard velja za ročno polnjene peči za savno, ki gorijo v presledkih in ki oskrbujejo prostor, v katerega so nameščene, s toploto. Te peči za savno so dobavljive bodisi kot montirana naprava bodisi kot vnaprej oblikovana enota proizvajalca, ki je sestavljena iz vnaprej izdelanih komponent, načrtovanih za gradnjo na kraju samem, v skladu z navedenimi proizvajalčevimi navodili za montažo. Enkratne inštalacije niso vključene. Te peči za savno lahko gorijo le na naravna polena v skladu z navodili za delovanje naprave. Peči za savno, v katerih kamne grejejo neposredno ogenj in dimni plini, ki potujejo skoznje, niso zajete v tem evropskem standardu. Ta standard ne velja niti za mehansko polnjene peči za savno, peči za savno z ventilacijo zraka za izgorevanje, peči za savno, opremljene s kotlom, peči za savno z vgrajenimi dimnimi cevmi ali peči za savno, ki imajo kakršno koli električno povezavo.
General Information
- Status
- Withdrawn
- Publication Date
- 21-Sep-2010
- Withdrawal Date
- 22-Sep-2025
- Technical Committee
- CEN/TC 295 - Residential solid fuel burning appliances
- Drafting Committee
- CEN/TC 295/WG 3 - Open fires and inserts, with and without doors
- Current Stage
- 9960 - Withdrawal effective - Withdrawal
- Start Date
- 28-May-2025
- Completion Date
- 23-Sep-2025
- Directive
- 89/106/EEC - Construction products
Relations
- Effective Date
- 28-Jan-2023
Frequently Asked Questions
EN 15821:2010 is a standard published by the European Committee for Standardization (CEN). Its full title is "Multi-firing sauna stoves fired by natural wood logs - Requirements and test methods". This standard covers: This European Standard covers multi-firing sauna stoves in which the heating stones are separated from and indirectly heated by the fire and the flue gases and which may be re-fuelled with several fuel loads. This European Standard specifies requirements relating to the design, manufacture, construction, safety and performance (efficiency and emission) of multi-firing sauna stoves fired by wood logs and provides instructions for them. Furthermore, it also gives provisions for evaluation of conformity (i.e. initial type testing (ITT) and factory production control (FPC) and marking of these products. This standard is applicable to hand-fuelled intermittent burning multi-firing sauna stoves, which provide heat into the space where they are installed. These multi-firing sauna stoves may be supplied either as an assembled appliance or as a manufacturer’s pre-designed unit consisting of pre-fabricated components designed to be built on site in accordance with the manufacturer’s specified assembly instructions. One-off installations are not included. These multi-firing sauna stoves may burn only natural wood logs in accordance with the appliance operating instructions. Single-firing heat storage sauna stoves, in which the stones are directly heated by the fire and the flue gases, which pass through them, are not covered by this European Standard. This standard is also not applicable to mechanically fed sauna stoves, sauna stoves having fan assisted combustion air, sauna stoves fitted with a boiler, sauna stoves with incorporated flue or sauna stoves having any electrical connection.
This European Standard covers multi-firing sauna stoves in which the heating stones are separated from and indirectly heated by the fire and the flue gases and which may be re-fuelled with several fuel loads. This European Standard specifies requirements relating to the design, manufacture, construction, safety and performance (efficiency and emission) of multi-firing sauna stoves fired by wood logs and provides instructions for them. Furthermore, it also gives provisions for evaluation of conformity (i.e. initial type testing (ITT) and factory production control (FPC) and marking of these products. This standard is applicable to hand-fuelled intermittent burning multi-firing sauna stoves, which provide heat into the space where they are installed. These multi-firing sauna stoves may be supplied either as an assembled appliance or as a manufacturer’s pre-designed unit consisting of pre-fabricated components designed to be built on site in accordance with the manufacturer’s specified assembly instructions. One-off installations are not included. These multi-firing sauna stoves may burn only natural wood logs in accordance with the appliance operating instructions. Single-firing heat storage sauna stoves, in which the stones are directly heated by the fire and the flue gases, which pass through them, are not covered by this European Standard. This standard is also not applicable to mechanically fed sauna stoves, sauna stoves having fan assisted combustion air, sauna stoves fitted with a boiler, sauna stoves with incorporated flue or sauna stoves having any electrical connection.
EN 15821:2010 is classified under the following ICS (International Classification for Standards) categories: 97.100.10 - Electric heaters. The ICS classification helps identify the subject area and facilitates finding related standards.
EN 15821:2010 has the following relationships with other standards: It is inter standard links to EN 16510-2-10:2025. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
EN 15821:2010 is associated with the following European legislation: EU Directives/Regulations: 305/2011, 89/106/EEC; Standardization Mandates: M/129. When a standard is cited in the Official Journal of the European Union, products manufactured in conformity with it benefit from a presumption of conformity with the essential requirements of the corresponding EU directive or regulation.
EN 15821:2010 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Mehrfach befeuerbare Saunaöfen zur Verfeuerung fester Brennstoffe - Anforderungen und PrüfverfahrenPoêles de sauna à allumage multiple à combustible solide - Exigences et méthodes d'essaiMulti firing Sauna stoves fired by solid fuel - Requirements and test methods97.100.30Grelniki na trdo gorivoSolid fuel heatersICS:Ta slovenski standard je istoveten z:EN 15821:2010SIST EN 15821:2011en,fr01-februar-2011SIST EN 15821:2011SLOVENSKI
STANDARD
EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 15821
September 2010 ICS 97.100.10 English Version
Multi-firing sauna stoves fired by natural wood logs - Requirements and test methods
Poêles de sauna à allumage multiple à bûches de bois naturelles - Exigences et méthodes d'essai
Mehrfach befeuerbare Saunaöfen zur Verfeuerung fester Brennstoffe - Anforderungen und Prüfverfahren This European Standard was approved by CEN on 7 August 2010.
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 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 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 © 2010 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 15821:2010: ESIST EN 15821:2011
Test methods . 22A.1Test environment . 22A.1.1Sauna test room temperature . 22SIST EN 15821:2011
Test fuels and recommended fuels . 43B.1General . 43B.2Test fuel . 43B.2.1Selection of test fuel . 43B.2.2Storage, preparation and analysis . 43Annex ZA (informative)
Clauses of this European Standard addressing the provisions of the EU Construction Products Directive . 46ZA.1Scope and relevant characteristics . 46ZA.2Procedure for the attestation of conformity of multi-firing sauna stoves fired by natural wood logs . 48ZA.3CE marking and labelling . 50 SIST EN 15821:2011
Single-firing heat storage sauna stoves, in which the stones are directly heated by the fire and the flue gases, which pass through them, are not covered by this European Standard. This standard is also not applicable to mechanically fed sauna stoves, sauna stoves having fan assisted combustion air, sauna stoves fitted with a boiler, sauna stoves with incorporated flue or sauna stoves having any electrical connection. 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 14774-1, Solid biofuels Determination of moisture content Oven dry method Part 1: Total moisture Reference method EN 14775, Solid biofuels Determination of ash content EN 14918, Solid biofuels Determination of calorific value EN 15104, Solid biofuels Determination of total content of carbon, hydrogen and nitrogen Instrumental methods EN 15148, Solid biofuels Determination of the content of volatile matter EN 15289, Solid Biofuels Determination of total content of sulphur and chlorine EN 60335-2-53, Household and similar electrical appliances Safety Part 2-53: Particular requirements for sauna heating appliances (IEC 60335-2-53:2002) EN ISO 9001:2008, Quality management systems Requirements (ISO 9001:2008) ISO 2859 (all parts), Sampling procedures for inspection by attributes 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. SIST EN 15821:2011
3.9 batch charge proportion of the test load as declared in the operating manual that can be added at specified intervals during the test period of the burning rate performance test 3.10 bottomgrate part of the appliance at the base of the firebox which supports the firebed through which the residue falls into the ashpan or ashpit and through which combustion air and/or combustion gases may be drawn 3.11 bottomgrate bars firebars bars supporting the fuelbed, separate or integral with a surrounding frame 3.12 charging door door which covers the refuelling opening 3.13 combustion air air supplied to the firebox which is entirely or partially used to burn the fuel 3.14 combustion gases compounds in gaseous form produced inside an appliance when fuel is burned SIST EN 15821:2011
It may also be used to change the bottomgrate operating position on some multi-firing sauna stoves. 3.17 draught regulator inlet device for admission of air downstream of the firebed, enabling the flue draught to be controlled 3.18 efficiency ratio of total heat output to the total heat input during the burning period expressed as a percentage 3.19 firebox combustion chamber part of the multi-firing sauna stove in which the fuel is burned 3.20 firebox opening aperture in the firebox through which a multi-firing sauna stove may be fuelled 3.21 firedoor door through which the fire may be viewed and which may be opened to allow refuelling of the firebed 3.22 flue by-pass device device which in the open position allows flue gases to pass directly to the flue spigot/socket NOTE
This can be used as a preheating aid to overcome chimney condensation.
3.23 flue damper mechanism to change the flow of the combustion gases 3.24 flue draught differential between the static pressure in the place of installation and the static pressure at the flue gas measurement point 3.25 flue gases gaseous compounds leaving the multi-firing sauna stove flue spigot or socket and entering the flue gas connector 3.26 flue gas connector duct through which flue gases are conveyed from the flue spigot of the multi-firing sauna stove into the chimney flue 3.27 flue gas mass flow mass of flue gas drawn off from the multi-firing sauna stove per unit of time SIST EN 15821:2011
3.33 integral fuel storage container enclosed area forming part of the multi-firing sauna stove, but not connected directly to the fuel charging area, in which fuel is stored prior to it being physically transferred by the user to the fuel charging position 3.34 operating tool device supplied with the multi-firing sauna stove for handling movable and/or hot components 3.35 primary air combustion air which passes through the fuel bed 3.36 recommended fuel fuel of commercial quality, listed in the multi-firing sauna stove operating instructions, and shown to achieve the claimed performance when tested in accordance with this European Standard 3.37 residue ashes, including combustibles, which collect in the ashpit 3.38 sauna stove stove that has a fully enclosed firebox with a firedoor which is normally closed, that distributes heat by radiation and/or convection and is also fitted with stones or other heat retaining material onto which water is poured to produce hot steam/vapour that rises from the hot sauna stones, and that may also provide hot water for washing when fitted with an optional open water vessel
3.39 multi-firing sauna stove sauna stove in which the stones are separated from and indirectly heated by the fire and the flue gases and which may be refuelled with several successive fuel loads also during sauna bathing 3.40 solid fuel naturally occurring or manufactured solid mineral fuels, natural or manufactured wood logs and peat briquettes SIST EN 15821:2011
The test load can be added as batch charges if this is indicated in the multi-firing sauna stove instructions. 3.44 total heat output total heat output of the multi-firing sauna stove quoted in the operating instructions and achieved under defined test conditions when burning the specified test fuel and calculated as the total heat input less the flue and unburned carbon losses 3.45 water vessel open container in which water for washing purposes is heated and which is fitted as an option on a sauna stove 3.46 working surfaces surfaces of an multi-firing sauna stove designed to transmit heat to the surrounding atmosphere 4 Requirements for materials, design and construction 4.1 Production documentation The type of multi-firing sauna stove submitted for testing shall be stated. The parameters and characteristics considered in making the decisions in relation to either the family or range of multi-firing sauna stoves to be submitted for initial type testing (see 8.2.1) shall be recorded. Where changes are made to a multi-firing sauna stove in the design, the raw material, the supplier of the components, or in the production process, which would significantly alter the performance characteristics of the appliance, especially in respect of one or more of the list of characteristics detailed in Table 1 and Table 2 (see 8.2.2), these shall be recorded. A copy of the parameters and characteristics considered in making the decisions shall be included in the production documentation for each multi-firing sauna stove. To identify a multi-firing sauna stove, related documents and/or scaled assembly drawings shall be available showing the basic design and construction of the multi-firing sauna stove. The documentation and/or the drawings shall include at least the following information: the specification of the materials used in the construction of the multi-firing sauna stove; the fuel loading mass and, if applicable, the number and mass of any batch charges. For multi-firing sauna stoves, which are supplied as pre-designed units consisting of prefabricated components, designed to be assembled on site, then detailed assembly instructions for the construction of the appliance shall be provided. In addition, details of making a gas tight connection between the chimney, the appliance and the flue gas connector shall also be provided. For testing purposes the multi-firing sauna stove shall be constructed and tested in accordance with these instructions. SIST EN 15821:2011
4.2.1 General construction 4.2.1.1 Design, manufacture and assembly
The shape and dimensions of the components and equipment of multi-firing sauna stoves and the method of design and manufacture and, if assembled on site, the method of assembly and installation shall ensure that, when operated as specified in accordance with the test procedures of this standard and exposed to the associated mechanical, chemical and thermal stresses, the multi-firing sauna stove shall operate reliably and safely so that, during normal operation, no combustion gas posing a hazard can escape into the room in which the multi-firing sauna stove is installed, nor can embers fall out. Non-combustible materials shall be used except for the following applications:
components or accessories fitted outside the multi-firing sauna stove; internal components of controls and safety equipment; operating handles. No part of the multi-firing sauna stove shall comprise any material known to be harmful. Component parts of the multi-firing sauna stove, which require periodic replacement and/or removal, shall be either so designed or marked for identification to ensure correct fitting. NOTE
Because the entire heat dissipating surfaces of the appliance including the flue spigot/socket and the flue gas connector are working surfaces, there is no requirement for limiting the surface temperature of the appliance. 4.2.1.2 Durability
The durability aspects of the multi firing sauna stove shall be deemed to be satisfied if it is shown to meet the constructional requirements specified in 4.2.2 to 4.2.10, the safety requirements specified in Clause 5 and the performance requirements specified in Clause 6 of this standard. NOTE The long practice with these products shows that such an approach for dealing with durability is sufficient. 4.2.2 Cleaning of heating surfaces All heating surfaces shall be accessible from the flue gas side for inspection and cleaning with brushes, scrapers or chemical agents by means of sufficient cleaning openings.
4.2.3 Flue spigot or socket The flue spigot or socket shall be designed to enable a gas tight connection to be made between the flue gas connector and the multi-firing sauna stove. Where the flue gas connector fits over an outlet spigot, the overlap shall be a minimum of 25 mm. Where the flues gas connector fits into a socket, the insertion depth shall be a minimum of 25 mm. NOTE It is recommended that provision is made for sealing internal connections with heat resistant sealing compound and/or sealing rope, if required. 4.2.4 Ashpan and ash removal A means for the removal of the ash residue from the multi-firing sauna stove shall be provided. When an ashpan is provided, it shall be capable of containing the combustion residue from two full charges of fuel whilst retaining sufficient space above to allow adequate primary air flow through the bottom grate or firebed. If the ashpan resides in the multi-firing sauna stove, it shall locate in the ashpit in such a way that it allows the free passage of primary air and in such a position that it does not obstruct any primary air inlet control. SIST EN 15821:2011
The preferred design should allow de-ashing to be carried out with the firedoor(s) and ashpit door(s) closed.
4.2.6 Combustion air supply 4.2.6.1 Primary air inlet control The multi-firing sauna stove shall be fitted with either a thermostatically controlled primary air inlet control or a manual primary air inlet control. The adjusting control shall be clearly visible and shall be permanently marked so that its operation is readily understandable. The design shall be such that during operation of the multi-firing sauna stove, neither ash nor unburned fuel can prevent the movement or closure of the air inlet control. The ‘cold’ setting of the air inlet control shall be clearly marked or the method of adjustment shall be described in the user instructions. The thermostat shall have a variable temperature range and be of the immersion or dry pocket type. 4.2.6.2 Secondary air inlet control Where a secondary air inlet control is provided, the position of air entry shall be so designed that the passage of air is not restricted when the firebox is filled to the recommended capacity. 4.2.7 Control of flue gas If a flue damper is fitted, it shall be of a type, which does not block the flue totally. The damper shall be easy to operate and incorporate an aperture within the blade, which in a continuous area occupies at least 20 cm2 or 3 % of the cross-sectional area of the blade if this is greater. The position of the damper shall be recognizable from the setting of the device. If a draught regulator is fitted, the minimum cross sectional area requirement shall not be applicable, but the device shall be easily accessible for cleaning. 4.2.8 Firedoors and charging doors When the multi-firing sauna stove is equipped with a charging door, that door shall be large enough to allow the appliance to be filled with the recommended commercial fuels in accordance with the user operating instructions. Fire doors and charging doors shall be designed to prevent accidental opening and to facilitate positive closure.
Any flue bypass device shall be easily operable. The extreme positions corresponding to full opening and closing shall be easily and readily identifiable. 4.2.10 Front firebars and/or deepening plate
Front firebars shall be designed to retain the fuel or ash such that there is no undue spillage of ash or burning fuel from the sauna stoves during normal operations, particularly during refuelling or de-ashing. If the appliance is fitted with removable front firebars and/or deepening plate, they shall be of a design such that they can neither be incorrectly fitted nor accidentally dislodged. 5 Safety requirements 5.1 Temperature rise of the operating components If the manipulation of the operating components does not require the assistance of tools, the surface temperatures, measured only in the areas to be touched, shall not exceed the ambient temperature outside of the test room by more than the following when tested in accordance with A.4.6: 55 K for metal; 65 K for porcelain, vitreous enamel or similar materials; 80 K for plastics, rubber or wood. If these temperatures are exceeded, the need to use an operating tool shall be indicated in the instructions. This tool shall be supplied with the appliance. NOTE
A suitable glove is regarded as a tool. 5.2 Temperature of adjacent combustible materials When tested during the performance test at nominal heat output in accordance with A.4.6, and the temperature safety test in accordance with A.4.7, and when the appliance is installed in accordance with the clearance distances specified in the installation instructions, the temperature of the sauna test room walls and/or ceiling or any other structure surrounding the appliance comprising combustible material as measured by the wooden rod shall not exceed either the ambient temperature by more than 115 K during the nominal heat output test nor exceed it by 140 K during the safety test. If, according to the installation instructions, the sauna stove can be installed on a combustible base, then the floor temperature shall be measured and the temperature shall not exceed the ambient air temperature outside the sauna test room by more than 65 K. If necessary the floor shall be protected in accordance with the installation instructions, and the temperatures shall be measured below the floor protection device. The ambient air temperature outside the sauna test room shall be (25 ± 5) oC. 6 Performance requirements 6.1 Flue gas temperature When tested in accordance with A.4.6, the flue gas temperature shall be measured and the mean value calculated over the nominal heat output test period and recorded in the installation instructions. SIST EN 15821:2011
Instructions, written in the language of the Member State of intended destination, shall accompany the appliance and shall describe the installation, operation, maintenance and, if assembled on site, the method of assembly of the appliance. The instructions shall not be in contradiction to the requirements or test results in accordance with this standard. 7.2 Installation instructions The installation instructions shall contain at least the following information: A statement to the fact that “all local regulations, including those referring to national and European standards need to be complied with when installing the appliance”; The type (model or number) of the appliance; The nominal heat output(s) in kW or W; SIST EN 15821:2011
Extractor fans when operating in the same room or space as the appliance may cause problems. The need of any air inlet grilles that shall be so positioned that they are not liable to blockage; The minimum size of the opening for combustion and ventilation air into the room in which the appliance is installed; The mass of the appliance in kg; The minimum flue draught for nominal heat output, (where applicable, with open and closed firedoors); The flue gas mass flow in g/s, where applicable, with open and closed firedoor operations as specified in the operating instructions (or alternatively the nominal heat output and the appliance efficiency and mean CO2 concentration when operating at nominal heat output shall be given for all fuel types); Whether the appliance is suitable for installation in a shared flue system; The flue gas temperature directly downstream of the flue spigot/socket in °C (with closed firedoors) under nominal heat output conditions; The need to install the appliance on a non combustible base; The floors: the appliance shall be installed on floors with an adequate load-bearing capacity; if an existing construction doesn't meet this prerequisite, suitable measures (e.g. load distributing plate) shall be taken to achieve it; The assembly of the appliance on-site, if applicable; Advice on the need to provide access for cleaning the appliance, the flue gas connector and the chimney flue; The installation of the damper device, if applicable; A statement of the size of room in which the appliance can be installed; Minimum and maximum volume of sauna room in which the appliance can be installed; Minimum dimensions of chimney. 7.3 User operating instructions Each appliance shall be accompanied by instructions in the language of the country in which it is to be operated, containing all important details regarding the operation for the concerned appliance. The operating instructions shall contain at least the following information: A statement to the fact that “all local regulations, including those referring to national and European standards need to be complied with when installing the appliance”; A list of the recommended fuels including type and size in accordance with this standard; SIST EN 15821:2011
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