UNI EN 817 : 2008
Current
The latest, up-to-date edition.
09-10-2008
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and designation
3.1 Terms and definitions
3.2 Designation
4 Marking and identification
4.1 Marking
4.2 Identification
5 Materials
5.1 Chemical and hygiene requirements
5.2 Exposed surface conditions
6 Dimensional characteristics
6.1 General remarks
6.2 Inlet dimensions
6.3 Outlet dimensions
6.4 Mounting dimensions
6.5 Special cases
6.6 Flexible hoses for shower outlets
6.7 Shower outlets
7 Sequence of testing
8 Leaktightness characteristics
8.1 General
8.2 Test methods
8.3 Leaktightness of the obturator and of the mixing
valve upstream of the obturators with the
obturator in the closed position
8.4 Leaktightness of the mixing valve downstream
of the obturator with the obturator open
8.5 Leaktightness of manually operated diverter
8.6 Leaktightness and operation of diverter with
automatic return
8.7 Leaktightness of the obturator: cross flow
between hot water and cold water
9 Pressure resistance characteristics - mechanical
performance under pressure
9.1 General
9.2 Principle
9.3 Apparatus
9.4 Mechanical behaviour upstream of the
obturator - obturator in the closed position
9.5 Mechanical behaviour downstream of the
obturator - obturator in the open position
10 Hydraulic characteristics
10.1 General
10.2 Initial settings
10.3 Principle
10.4 Apparatus
10.5 Procedure
10.6 Determination of flow rate
10.7 Determination of sensitivity
11 Mechanical strength characteristics - torsion test
for operating mechanism
11.1 General
11.2 Test method
12 Mechanical endurance characteristics
12.1 Mechanical endurance of the control device
12.2 Mechanical endurance of diverters
12.3 Mechanical endurance of swivel spouts
13 Backflow protection
14 Acoustic characteristics
14.1 General
14.2 Procedure
14.3 Requirements
Annex A (informative) - Apparatus
Annex B (informative) - Pressure take-off tee
Bibliography
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