BSI 23/30463017 DC:2023 Edition
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BS EN 817. Sanitary tapware. Mechanical mixing valves (PN 10). General technical specifications
Published By | Publication Date | Number of Pages |
BSI | 2023 | 53 |
PDF Catalog
PDF Pages | PDF Title |
---|---|
1 | 30463017-NC.pdf |
3 | 41_e_stf (6).pdf |
10 | 1 Scope |
11 | 2 Normative references |
12 | 3 Terms and definitions |
15 | 4 Designation 5 Marking and identification 5.1 Marking |
16 | 5.2 Identification 5.2.1 Identification of inlets 5.2.2 Identification of control device (s) 6 Materials 6.1 Chemical and hygiene requirements 6.2 Exposed surface condition and quality of coating 7 Backflow protection |
17 | 8 Product components (detailed by other standards) 9 Sequence of testing 10 Dimensional characteristics 10.1 General remarks 10.2 Inlet dimensions |
20 | 10.3 Outlet dimensions |
22 | 10.4 Mounting dimensions |
23 | 10.5 Special cases |
24 | 11 Leaktightness characteristics 11.1 Principle 11.2 Apparatus 11.3 Leaktightness of the obturator and of the tap upstream of the obturator(s) with the obturator in the closed position 11.3.1 Procedure 11.3.2 Requirements 11.4 Leaktightness downstream of the obturator 11.4.1 General 11.4.2 Procedure |
25 | 11.4.3 Requirements 11.5 Leaktightness of manually operated diverters 11.5.1 General 11.5.2 Procedure |
26 | 11.5.3 Procedure where an outlet(s) cannot be artificially closed 11.5.4 Requirements 11.6 Leaktightness and operation of diverters with automatic return (and semi-automatic type diverters) 11.6.1 General 11.6.2 Procedure |
27 | 11.6.3 Requirements 11.7 Cross flow between inlets 11.7.1 General 11.7.2 Procedure 11.7.3 Requirements |
29 | 12 Pressure resistance 12.1 Principle 12.2 Apparatus 12.3 Mechanical behaviour upstream of the obturator – obturator in the closed position 12.3.1 Procedure 12.3.2 Requirement 12.4 Mechanical behaviour downstream of the obturator – obturator in the open position 12.4.1 Procedure for products for type 1 systems 12.4.2 Requirement |
30 | 13 Hydraulic Performance 13.1 General 13.2 Initial setting |
31 | 13.3 Determination of flow rate 13.3.1 Principle 13.3.2 Apparatus 13.3.3 Procedure 13.3.4 Requirements 13.4 Determination of sensitivity 13.4.1 General |
32 | 13.4.2 Principle 13.4.3 Procedure 13.4.4 Evaluation of results 13.4.5 Requirements |
33 | 14 Mechanical strength/torsional resistance 14.1 Principle |
34 | 14.2 Apparatus 14.3 Procedure 14.3.1 On/off mechanism and flow control 14.3.2 Temperature control 14.4 Requirements 15 Mechanical endurance 15.1 General |
35 | 15.2 Endurance test of the control device 15.2.1 General 15.2.2 Principle 15.2.3 Apparatus |
37 | 15.2.4 Procedure |
40 | 15.2.5 Requirements 15.3 Endurance test of manual diverters 15.3.1 Principle 15.3.2 Apparatus |
41 | 15.3.3 Procedure 15.3.4 Requirement 15.4 Endurance test of diverters with automatic return 15.4.1 Principle 15.4.2 Apparatus 15.4.3 Procedure |
42 | 15.4.4 Requirement 15.5 Endurance test for swivel spouts 15.5.1 Principle 15.5.2 Apparatus |
43 | 15.5.3 Procedure for single outlet type 15.5.4 Requirements 16 Acoustic characteristics 16.1 General 16.2 Procedure |
44 | 16.3 Requirements 16.3.1 Flow rate class of sanitary tapware products (with appropriate acoustic information) 16.3.2 Flow rate class of sanitary tapware products (without appropriate acoustic information) 16.3.3 Expression of results 16.3.4 Determination of acoustic group 16.3.5 Correspondence between flow rate classes and measurements |
45 | Annex A (informative)Apparatus A.1 General A.2 Supply circuits |
46 | A.3 Test circuit |
47 | A.4 Pressure take off tees |
48 | A.5 Mounting of the mixing valve |
49 | Annex B (informative)Pressure take-off tee |
52 | Annex C (informative)Minimum flow rates and test pressures according to application C.1 Recommended Flow rates for domestic use |