SIST EN 816:2017

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Sanitarne armature - Samozaporne armature PN 10Sanitärarmaturen - Selbstschlussarmaturen PN 10Robinetterie sanitaire - Robinets à fermeture automatique PN 10Sanitary tapware - Automatic shut-off valves PN 1091.140.70Sanitarne napraveSanitary installations23.060.01Ventili na splošnoValves in generalICS:Ta slovenski standard je istoveten z:EN 816:2017SIST EN 816:2017en,fr,de01-oktober-2017SIST EN 816:2017SLOVENSKI
STANDARDSIST EN 816:19971DGRPHãþD



SIST EN 816:2017



EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM
EN 816
August
t r s y ICS
t uä r x rä r sâ
{ sä s v rä y r Supersedes EN
z s xã s { { xEnglish Version
Sanitary tapware æ Automatic shutæoff valves PN
s r Robinetterie sanitaire æ Robinets à fermeture automatique PN
s r
Sanitärarmaturen æ Selbstschlussarmaturen PN
s r This European Standard was approved by CEN on
t v April
t r s yä
egulations which stipulate the conditions for giving this European Standard the status of a national standard without any alterationä Upætoædate lists and bibliographical references concerning such national standards may be obtained on application to the CENæCENELEC Management Centre or to any CEN memberä
translation under the responsibility of a CEN member into its own language and notified to the CENæCENELEC Management Centre has the same status as the official versionsä
CEN members are the national standards bodies of Austriaá Belgiumá Bulgariaá Croatiaá Cyprusá Czech Republicá Denmarká EstoniaáFinlandá Former Yugoslav Republic of Macedoniaá Franceá Germanyá Greeceá Hungaryá Icelandá Irelandá Italyá Latviaá Lithuaniaá Luxembourgá Maltaá Netherlandsá Norwayá Polandá Portugalá Romaniaá Serbiaá Slovakiaá Sloveniaá Spainá Swedená Switzerlandá Turkey and United Kingdomä
EUROPEAN COMMITTEE FOR STANDARDIZATION COMITÉ EUROPÉEN DE NORMALISATION EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre:
Avenue Marnix 17,
B-1000 Brussels
9
t r s y CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Membersä Refä Noä EN
z s xã t r s y ESIST EN 816:2017



EN 816:2017 (E) 2 Contents Page European foreword . 4 Introduction . 5 1 Scope . 6 2 Normative references . 6 3 Terms and definitions . 7 4 Designation . 7 5 Marking - Identification . 7 5.1 Marking . 7 5.2 Identification . 8 6 Materials . 8 6.1 Chemical and hygienic characteristics . 8 6.2 Exposed surface condition and quality of coating . 8 7 Backflow protection . 8 8 Dimensional characteristics . 8 8.1 General. 8 8.2 Tap with visible body for horizontal surfaces (see Figure 1 and Table 3) . 9 8.3 Taps with visible body for mounting on vertical surfaces (see Figure 2 and Table 4) . 10 8.4 In-line tapware with threaded inlet and outlet . 10 8.4.1 Inlets and outlets aligned (see Figure 3 and Table 5). 10 8.4.2 Inlets and outlets at right angles (see Figure 4 and Table 5) . 11 8.5 Concealed tapware for vertical surfaces . 11 8.6 Mixer for horizontal surface (see Figures 5, 6 and 7 and Table 6) . 12 8.7 Mixer with visible body for mounting on vertical surfaces . 16 8.7.1 Mixers with parallel inlets . 16 8.7.2 Mixer with opposed inlets (see Figure 11 and Table 5) . 18 8.8 Nozzle outlets for use with flow rate regulators . 18 8.9 Special cases . 18 8.9.1 Special taps and mixers for installation on horizontal surfaces . 18 8.9.2 Special taps and mixers for installation on vertical surfaces . 19 9 Leaktightness characteristics . 19 9.1 General. 19 9.2 Leaktightness tests . 19 9.2.1 Principle . 19 9.2.2 Apparatus . 19 9.2.3 Leaktightness of tapware upstream of the obturator . 19 9.2.4 Leaktightness of tapware downstream of the obturator with the obturator open . 20 9.3 Summary of the leaktightness tests . 21 10 Pressure resistance characteristics . 22 10.1 General. 22 10.2 Test of mechanical behaviour . 22 10.2.1 Principle . 22 10.2.2 Apparatus . 22 SIST EN 816:2017



EN 816:2017 (E) 3 10.2.3 Test of the mechanical behaviour upstream of the obturator, with the obturator in the closed position . 22 10.2.4 Test of mechanical behaviour downstream of the obturator, with the obturator in the open position . 22 10.3 Summary of the pressure tests . 23 11 Hydraulic characteristics . 23 11.1 General . 23 11.2 Test method . 23 11.2.1 Principle . 23 11.2.2 Test apparatus . 23 11.2.3 Mounting of single self-closing taps . 26 11.2.4 Mounting of mixers (see Figures 14 a), 14 b) and 14 c)) . 26 11.3 Principle of the flow test . 27 11.4 Requirements . 28 11.4.1 Flow rate . 28 11.4.2 Flow rate curve . 28 11.4.3 Flow duration . 28 11.4.4 Specific characteristics of mixers . 29 11.4.5 Testing at minimum pressure . 31 12 Mechanical properties - Operating force . 31 12.1 General . 31 12.2 Procedure . 31 12.3 Requirement . 31 13 Mechanical endurance or wear resistance characteristics . 31 13.1 General . 31 13.2 Procedure . 31 13.3 Cycle for a single tap . 32 13.4 Cycle for a mixer. 32 13.5 Minimum requirements . 32 14 Acoustic characteristics . 33 14.1 General . 33 14.2 Procedure . 33 14.2.1 Fitting and operating conditions for tapware . 33 14.2.2 Test method . 33 14.3 Requirements . 33 14.3.1 Expression of the results . 33 14.3.2 Determination of the acoustic group . 33 14.3.3 Flow class . 34 Annex A (normative)
Pressure take off tees . 35 Annex B (informative)
Acoustic classification (example) . 37 B.1 Tapware with nozzle . 37 B.2 Tapware with shower head outlet . 37 B.3 Tapware with nozzle and shower or shower head outlet . 37
SIST EN 816:2017



EN 816:2017 (E) 4 European foreword This document (EN 816:2017) has been prepared by Technical Committee CEN/TC 164 “Water supply”, 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 February 2018, and conflicting national standards shall be withdrawn at the latest by February 2018. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights. This document supersedes EN 816:1996. The main changes compares to the previous edition are: 1) water saving criteria were introduced; 2) the entire structure of the standard was revised; 3) normative references have been updated; 4) editorial changes and have been made throughout the entire document; 5) figures were redrawn. According to the CEN-CENELEC Internal Regulations, the national standards organisations 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, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. SIST EN 816:2017



EN 816:2017 (E) 5 Introduction In respect of potential adverse effects on the quality of water intended for human consumption, caused by the product covered by this standard: 1) this standard provides no information as to whether the product may be used without restriction in any of the Member States of the EU or EFTA; 2) it should be noted that, while awaiting the adoption of verifiable European criteria, existing national regulations concerning the use and/or the characteristics of this product remain in force. SIST EN 816:2017



EN 816:2017 (E) 6 1 Scope This European Standard is applicable to single and mixer taps with automatic shut-off for use with sanitary appliances installed in washrooms. It does not apply to urinal or WC flushing valves or valves which open automatically. The purpose of this standard is to specify the marking, identification, chemical/hygiene, dimensional, leaktightness, pressure resistance, hydraulic, mechanical endurance, and acoustical characteristics of automatic shut-off tapware. The tests described in all the standard are type tests (laboratory tests) and not quality control tests carried out during manufacture The conditions of pressure and temperature given in Table 1 apply: Table 1 — Conditions for the use of self-closing tapware (The pressures given are flow pressures)
Limits of use Recommended limits of operation Dynamic pressure 0,05 MPa (0,5 bar) min. 0,1 MPa
¶ P
¶ 0,5 Mpa (1 bar
¶ P
¶ 5 bar) Static pressure 1 MPa (10 bar) max
« Hot water temperature Max
¶ 90 °C 55 °C
¶ T
¶ 65 °C Cold water temperature - T
¶ 25 °C 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 246, Sanitary tapware - General specifications for flow rate regulators EN 248, Sanitary tapware - General specification for electrodeposited coatings of Ni-Cr EN 1717, Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow EN 13618, Flexible hose assemblies in drinking water installations - Functional requirements and test methods EN 13959, Anti-pollution check valves - DN 6 to DN 250 inclusive family E, type A, B, C and D EN ISO 228-1, Pipe threads where pressure-tight joints are not made on the threads - Part 1: Dimensions, tolerances and designation (ISO 228-1) EN ISO 3822-1, Acoustics - Laboratory tests on noise emission from appliances and equipment used in water supply installations - Part 1: Method of measurement (ISO 3822-1) EN ISO 3822-2, Acoustics - Laboratory tests on noise emission from appliances and equipment used in water supply installations - Part 2: Mounting and operating conditions for draw-off taps and mixing valves (ISO 3822-2) SIST EN 816:2017



EN 816:2017 (E) 7 EN ISO 3822-4:1997, Acoustics - Laboratory tests on noise emission from appliances and equipment used in water supply installations - Part 4: Mounting and operating conditions for special appliances (ISO 3822-4:1997) EN ISO 5167 (all parts), Measurement of fluid flow by means of orifice plates, nozzles and venturi tubes inserted in circular cross section conduits running full (ISO 5167) 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 automatic shut-off tapware tapware in which opening is effected by operation of a device following which shut-off occurs automatically mechanical after a certain period or volume Note 1 to entry: This period and /or volume may be adjustable by the manufacturer or installer. 4 Designation An automatic shut-off tapware is designated according to Table 2: Table 2 — Designation Tapware Type of valve Mechanical self-closing tap Intended use Basin, sink or shower Nominal size 1/2, 3/4; male or female Body Single or multi-hole; visible, or concealed Mounting method Horizontal or vertical surfaces Type of outlet Fixed, moveable, spout, with or without flow rate regulator Acoustic group and classification Group I, or group II, or unclassified Water saving properties Yes / no Flow rate class Z, A, S, B, C, D Reference to this European Standard EN 816 EXAMPLE Mechanical self-closing basin tap 1/2 ‘’, single visible body, horizontal surface, fixed nozzle outlet, group I, class A EN 816. 5 Marking - Identification 5.1 Marking Tapware complying with this standard shall be permanently and indelibly marked on the body with the manufacturer's name or identification mark, and if applicable, the acoustic group and flow rate class. SIST EN 816:2017



EN 816:2017 (E) 8 5.2 Identification a) The control devices of single taps shall be identified by colour (for cold water by the colour blue; and for hot water, by the colour red) and/or letters and/or symbols. b) The temperature control device for mixing taps shall be identified either by means of a scale and/or symbols and/or by colours (Cold water – blue and Hot water – red). c) The direction of operation of the temperature control device of mixers shall be identified. d) For taps with separate control devices, the cold water shall be on the right and the hot water on the left. For water saving mixing tapware, appropriate information to installers and users shall be provided. The manufacturer shall explain letters, symbols, etc. in case they decide to use them. 6 Materials 6.1 Chemical and hygienic characteristics All materials coming into contact with water intended for human consumption shall present no health risk nor cause any change of the drinking water in terms of quality, appearances, smell or taste. 6.2 Exposed surface condition and quality of coating Visible chrome plated surfaces and Ni-Cr coatings shall comply with the requirements of EN 248. 7 Backflow protection Automatic shut-off tapware shall comply with the specification for hygiene and backflow protection in accordance with EN 1717. Check valves shall comply with EN 13959. 8 Dimensional characteristics 8.1 General General comment on drawings: The design and construction of components without defined dimensions permits various design solutions to be adopted by the manufacturer. Special cases are covered in 8.9. SIST EN 816:2017



EN 816:2017 (E) 9 8.2 Tap with visible body for horizontal surfaces (see Figure 1 and Table 3)
Figure 1 — Tap with visible body for horizontal surface Table 3 — Dimensions Values in millimetres Dimension Values Comments A G 1/2 B
B 29 max. May be threaded C 11 min.
D 90 min. Dimension from the centre of the outlet orifice with or without flow rate regulator as supplied E 25 min. Vertical distance from lowest point of the outlet orifice to the mounting surface of the tap G 45 min. Smallest dimension of the tap base L and L1
Value which enables the tapware to be mounted on a support 1 mm to 18 mm in thickness and connection to the water supply
Note: Supply by flexible hose is permitted. SIST EN 816:2017



EN 816:2017 (E) 10 8.3 Taps with visible body for mounting on vertical surfaces (see Figure 2 and Table 4)
Figure 2 — Threaded inlets of taps with visible body for mounting on vertical surfaces Table 4 — Dimensions of threaded inlets Values in millimetres Dimension Values A G 1/2 B G 3/4 B C 11 min. 13 min. 8.4 In-line tapware with threaded inlet and outlet 8.4.1 Inlets and outlets aligned (see Figure 3 and Table 5)
Figure 3 — Tapware with inlets and outlets aligned SIST EN 816:2017



EN 816:2017 (E) 11 8.4.2 Inlets and outlets at right angles (see Figure 4 and Table 5)
Figure 4 — Tapware with inlets and outlets at right angles Table 5 — Dimensions of threads Values in millimetres Dimension Values A G 1/2 B G 3/4 B D G 1/2 G 3/4 C 8 min. 10 min. NOTE In the event of a different inlet and outlet size the nominal size is that of the inlet and the outlet size needs to be stated (e.g. In-line tapware G 1/2 B male with female outlet G 3/4 with inlet and outlet aligned). 8.5 Concealed tapware for vertical surfaces The dimensions of this type of tapware are left to the discretion of the manufacturer. SIST EN 816:2017



EN 816:2017 (E) 12 8.6 Mixer for horizontal surface (see Figures 5, 6 and 7 and Table 6)
Figure 5 — Mixer for mounting on horizontal surface supply by tube (Fixation a) SIST EN 816:2017



EN 816:2017 (E) 13
Figure 6 — Mixer for mounting on horizontal surface supply by tube (Fixation b) SIST EN 816:2017



EN 816:2017 (E) 14 Table 6 — Dimensions of mixers Values in millimetres Dimension Values Comments D 90 min. Horizontal distance from axis of diameter J to centre of outlet orifice including jet regulator or flow straightener if fitted E 25 min. Vertical distance from the lowest point of the outlet orifice including jet regulator or flow straightener device if fitted, to the mounting surface of the tap G 45 min. Dimension of the base G1 50 max. Clamping washer, or backnut flange diameter J 33,5 max. The 2 supply tubes and the fixing device shall fit into a circle of diameter J L and L1 Value which enables the tapware to be mounted on a support 1 mm to 18 mm in thickness T Plain end Î
s r or
s t or 15 or G 1/2 or G 3/8 male or female Copper tube(s) or flexible hose(s)
U 350 min. Tube(s) or flexible (s) hoses may be reduced to 220 subject to agreement between the manufacturer and the customer. Supply hoses shall conform with EN 13618. V 32 max. Projection to rear from axis of diameter J. SIST EN 816:2017



EN 816:2017 (E) 15
Key 1 flexibles Figure 7 — Examples of inlet connections for “Flexible Hoses” NOTE Figures 5 and 6 and Table 6 are also applicable to tapware equipped with flexible hoses. The examples shown are not exhaustive. SIST EN 816:2017



EN 816:2017 (E) 16 8.7 Mixer with visible body for mounting on vertical surfaces 8.7.1 Mixers with parallel inlets 8.7.1.1 Mixers with straight unions (see Figure 8 and Table 7)
Key 1 straight union 2 mixer Figure 8 — Mixer with straight unions SIST EN 816:2017



EN 816:2017 (E) 17 8.7.1.2 Mixers with eccentric unions (see Figure 9 and Table 7)
Key 1 eccentric union 2 mixer Figure 9 — Mixer with eccentric unions 8.7.1.3 Mixers with captive nuts (see Figure 10 and Table 7)
Key 1 captive nut 2 mixer Figure 10 — Mixer with captive nuts SIST EN 816:2017



EN 816:2017 (E) 18 Table 7 — Dimensions Dimensions in millimetres Dimensions Values Comments A a G 1/2 B EN ISO 228-1 A1 G 3/4 EN ISO 228-1 B 9 min. Useful length of thread (excluding washer) C 15 min. Useful length of thread F 140 to 160 Extension of this range is permitted G 150 ± 1
a It is permitted to serrate or knurl this thread to assist the retention of sealing tape or compounds. In such cases the lower deviation tolerance on the basic major diameter indicated in EN ISO 228-1 may be increased to - 0,35 mm. The use of deformable washers is permissible. 8.7.2 Mixer with opposed inlets (see Figure 11 and Table 5)
Figure 11 — Mixer with opposed inlets 8.8 Nozzle outlets for use with flow rate regulators Self-closing taps with flow rate regulators not conforming with EN 246 are covered by 8.9. 8.9 Special cases 8.9.1 Special taps and mixers for installation on horizontal surfaces Taps and mixers intended for special applications e.g. for installation on sanitary appliances not conforming with European Standards, where dimensional interchangeability is not a requirement etc., etc.; can incorporate dimensional deviations, provided: — all other requirements of this standard are satisfied; — secure fixing to the mounting surface is provided with all fixing holes covered and watertight connections to the supplies achieved; SIST EN 816:2017



EN 816:2017 (E) 19 — water can be delivered without undue splashing; — the air gap dimension E
· 25 mm. If E is less than 25 mm an additional backflow prevention device is necessary in accordance with EN 1717; — the manufacturer's literature including the installation instructions supplied with the tapware, shall indicate clearly that this tapware is a special case. 8.9.2 Special taps and mixers for installation on vertical surfaces Taps and mixers with a visible body intended for special applications when interchangeability is not a requirement can incorporate dimensional deviations, provided: — all other requirements of this standard are satisfied; — secure fixing and watertight connections to the water supply are achieved. If connection to the pipes is by means of a thread this shall comply with EN ISO 228-1; — the manufacturer's literature including the installation instructions supplied with the tapware, shall indicate clearly that this tapware is a special case. 9 Leaktightness characteristics 9.1 General This clause specifies test methods for verifying the leaktightness of the tapware and gives the corresponding requirements. Tests are carried out with cold water. 9.2 Leaktightness tests 9.2.1 Principle The principle of the test consists of checking under cold water pressure the leaktightness of the tapware (body, head-body unit, etc.). The control and shut-off devices shall be designed in such a way that there is no likelihood of inadvertent opening occurring under normal servi
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