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BSI 23/30463017 DC:2023 Edition

BSI 23/30463017 DC:2023 Edition

$13.70

BS EN 817. Sanitary tapware. Mechanical mixing valves (PN 10). General technical specifications

Published By Publication Date Number of Pages
BSI 2023 53
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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

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