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BS EN 16146:2012+A1:2014 Sanitary tapware. Extractable shower hoses for sanitary tapware for supply systems type 1 and type 2. General technical specification, 2014
- 1 Scope
- Key
- Key
- 1 cold water storage cistern (cover omitted for clarity)
- 2 warning pipe
- 3 vent pipe
- 4 hot water cylinder
- 5 alternative cistern fed cold supply to sanitary appliances
- 6 to boiler
- 7 mains supply pipe (Supply pressures up to 1,0 MPa (10 bar))
- Figure 2 — Type 2-Supply system - with a pressure range of 0,01 MPa to 1,0 MPa, (0,1 bar to 10 bar):
- A vented domestic hot water and cold water supply system incorporating gravity hot water, mains cold water and alternative gravity cold water supply to sanitary appliances
- 2 Normative references
- 3 Terms and definitions
- 4 Designation
- 5 Marking
- 6 Materials [Go to Page]
- 6.1 Chemical and hygienic requirements
- 6.2 Exposed surface condition and quality of coating
- 7 Dimensional characteristics [Go to Page]
- 7.1 General
- 7.2 Connecting dimensions
- 7.3 Special cases
- 8 Hydraulic characteristics [Go to Page]
- 8.1 General
- 8.2 Flow rate [Go to Page]
- 8.2.1 Test method
- 8.2.2 Principle
- 8.2.3 Apparatus
- 8.2.4 Procedure
- 8.2.5 Requirements
- 11 supply circuit:
- 1 a means for supplying and maintaining the required pressures and temperatures of Table 3 with an accuracy of ± 1 % of the test value
- 2 a pipe
- 3 a device for measuring the flow rate with an accuracy of 2 % of the test value
- 4 a stop valve
- 5 a pressure measuring device with an accuracy of ± 1 % of the test value
- 6 a temperature measuring device with an accuracy of ± 1 %
- 8 test circuit:
- 7 hose connector 9 rigid tube for supporting the hose
- 10 a free outlet
- 9 Mechanical and leaktightness characteristics [Go to Page]
- 9.1 General
- 9.2 Tensile strength [Go to Page]
- 9.2.1 Test method
- 9.2.2 Principle
- 9.2.3 Apparatus
- 9.2.4 Procedure
- 9.2.5 Requirements
- 9.3 Flexing durability test [Go to Page]
- 9.3.1 Test Method
- 9.3.2 Principle
- 9.3.3 Apparatus
- 1 horizontal shaft:
- 2 means for applying and maintaining air pressure in the test samples via the shaft
- 3 means of applying a force F of (5,0 ± 0,5) N to the free end of the hose e.g. by means of a weight [Go to Page]
- 9.3.4 Procedure
- 9.3.5 Requirement
- 9.4 Durability test [Go to Page]
- 9.4.1 Test Method
- 9.4.2 Principle
- 9.4.3 Apparatus
- 9.4.4 Procedure
- 9.4.5 Requirement
- 1 actuating device
- 2 bend made of polished stainless steel to create friction with a bending radius of R = (4 ± 0,1) mm and a bending angle α of (30 ± 2)
- 3 load of (5,0 ± 0,5) N
- 4 means for applying and maintaining a pressure P of (0,1 ± 0,02) MPa ((1,0 ± 0,2) bar) via the actuating device
- 5 pullout length (400 ± 20) mm [Go to Page]
- 9.5 Pressure resistance at elevated temperature [Go to Page]
- 9.5.1 Test method
- 9.5.2 Principle
- 9.5.3 Apparatus
- 11 supply circuit:
- 14 test circuit: [Go to Page]
- 9.5.4 Procedure
- 9.5.5 Requirements
- 9.6 Thermal shock test [Go to Page]
- 9.6.1 Test method
- 9.6.2 Principle
- 9.6.3 Apparatus
- 9 supply circuit, comprising:
- 1 means for supplying and maintaining the hot water temperature and pressure for the duration of the test
- 2 means for supplying and maintaining the cold water temperature and pressure for the duration of the test
- 3 means for alternating from hot to cold water and vice versa, within a time of maximum 2 s
- 10 test circuit, comprising:
- 4 means for measuring pressure with an accuracy of ± 1 % of the test value
- 5 means for measuring temperature with an accuracy of ± 1 C
- 6 hose connection
- 7 test sample
- 8 regulating valve adjusted to give the specified flow rate [Go to Page]
- 9.6.4 Procedure
- 9.6.5 Requirements
- 10 Rotary connection [Go to Page]
- 10.1 General
- 10.2 Test Method [Go to Page]
- 10.2.1 Principle
- 10.2.2 Apparatus
- 1 means of providing and maintaining the test pressure
- 2 means to measure the pressure with an accuracy of ± 1% of the test value
- 3 connection to the supply
- 4 device for clamping the hose
- 5 sealing plug with system for applying a torque
- 6 means for measuring the torque with an accuracy of ± 5 % [Go to Page]
- 10.2.3 Procedure
- 10.2.4 Requirements
- Annex A (informative) Pressure take-off tee
- 1 Hex. or spanner flats
- 2 both ends conforming to type A, EN 1254-2 [4]
- 64_e_stf.pdf [Go to Page]
- Contents Page
- Foreword
- Introduction
- 1 Scope
- Table 1 — Conditions of use/Classifications
- Figure 1 — Type 1 − Supply system - with a pressure range of 0,05 MPa to 1,0 MPa (0,5 bar to 10 bar)
- Figure 2 — Type 2-Supply system - with a pressure range of 0,01 MPa to 1,0 MPa, (0,1 bar to 10 bar): A vented domestic hot water and cold water supply system incorporating gravity hot water, mains cold water and alternative gravity cold water supply t...
- 2 Normative references
- 3 Terms and definitions
- 4 Designation
- 5 Marking
- 6 Materials [Go to Page]
- 6.1 Chemical and hygienic requirements
- 6.2 Exposed surface condition and quality of coating
- 7 Dimensional characteristics [Go to Page]
- 7.1 General
- 7.2 Connecting dimensions
- Table 2 — Connecting dimensions
- Figure 4 — Female or male end (shape unspecified)
- Figure 5 — Hose length [Go to Page]
- 7.3 Special cases
- 8 Hydraulic characteristics [Go to Page]
- 8.1 General
- 8.2 Flow rate [Go to Page]
- 8.2.1 Test method
- 8.2.2 Principle
- 8.2.3 Apparatus
- 8.2.4 Procedure
- 8.2.5 Requirements
- Table 3 — Flow rate classes
- Figure 6 — Apparatus for hydraulic characteristics (flow rate test rig)
- 9 Mechanical and leaktightness characteristics [Go to Page]
- 9.1 General
- 9.2 Tensile strength [Go to Page]
- 9.2.1 Test method
- 9.2.2 Principle
- 9.2.3 Apparatus
- Figure 7 — Apparatus for measuring tensile force [Go to Page]
- 9.2.4 Procedure
- 9.2.5 Requirements
- 9.3 Flexing durability test [Go to Page]
- 9.3.1 Test Method
- 9.3.2 Principle
- 9.3.3 Apparatus
- Figure 8 — Apparatus for the flexing durability test [Go to Page]
- 9.3.4 Procedure
- 9.3.5 Requirement
- 9.4 Durability test [Go to Page]
- 9.4.1 Test Method
- 9.4.2 Principle
- 9.4.3 Apparatus
- 9.4.4 Procedure
- 9.4.5 Requirement
- Figure 9 — Apparatus for the flexing durability test [Go to Page]
- 9.5 Pressure resistance at elevated temperature [Go to Page]
- 9.5.1 Test method
- 9.5.2 Principle
- 9.5.3 Apparatus
- Figure 10 — Apparatus for testing the pressure resistance of the hose under elevated temperatures [Go to Page]
- 9.5.4 Procedure
- Table 4 — Pressure conditions [Go to Page]
- 9.5.5 Requirements
- 9.6 Thermal shock test [Go to Page]
- 9.6.1 Test method
- 9.6.2 Principle
- 9.6.3 Apparatus
- Figure 11 — Apparatus for thermal shock test [Go to Page]
- 9.6.4 Procedure
- Table 5 — Pressure conditions for thermal shock test [Go to Page]
- 9.6.5 Requirements
- 10 Rotary connection [Go to Page]
- 10.1 General
- 10.2 Test Method [Go to Page]
- 10.2.1 Principle
- 10.2.2 Apparatus
- Figure 12 — Rotary connection test apparatus [Go to Page]
- 10.2.3 Procedure
- 10.2.4 Requirements
- Annex A (informative) Pressure take-off tee
- Figure A.1 — Pressure take-off tee (test rig Type 1 taps)
- Figure A.2 — Schematic Examples of pressure take-off tees (test rig Type 1 taps)
- Bibliography [Go to Page]
