EN 12729:2002
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Devices to prevent pollution by backflow of potable water - Controllable backflow preventer with reduced pressure zone - Family B - Type A
31-05-2003
20-11-2002
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Denomination
5 Designation
6 Symbolization
7 Physico-chemical characteristics
7.1 Materials
7.2 Nature of the materials
8 Design
8.1 General
8.2 Relief valve
9 Characteristics and tests
9.1 General
9.2 General tolerances
9.3 Expression of the results
9.4 Dimensional characteristics
9.5 Mechanical characteristics
9.6 Tightness characteristics
9.7 Hydraulic characteristics
10 Order of testing
11 Marking and technical documents
11.1 Marking
11.2 Technical documents
12 Presentation at delivery
Annex A (informative) Examples of presentation of test results
Bibliography
The purpose of this standard is to define - the field of application; - the dimensional, physico-chemical, design, hydraulic, mechanical and acoustic characteristics; - the working and the prescriptions for the tests to check , these characteristics; - the marking and the presentation. To be adhered to for reduced pressure principle backflow preventers, controllable BA.
| Committee |
CEN/TC 164
|
| DocumentType |
Standard
|
| PublisherName |
Comite Europeen de Normalisation
|
| Status |
Withdrawn
|
| Standards | Relationship |
| NF EN 12729 : 2003 | Identical |
| UNI EN 12729 : 2003 | Identical |
| PN EN 12729 : 2005 | Identical |
| UNE-EN 12729:2003 | Identical |
| NS EN 12729 : 1ED 2003 | Identical |
| I.S. EN 12729:2002 | Identical |
| SN EN 12729 : 2002 | Identical |
| NBN EN 12729 : 2003 | Identical |
| NEN EN 12729 : 2002 | Identical |
| DIN EN 12729:2003-02 | Identical |
| BS EN 12729:2002 | Identical |
| DS EN 12729 : 2003 | Identical |
| ONORM EN 12729 : 2003 | Identical |
| NF EN 806-5 : 2012 | SPECIFICATION FOR INSTALLATIONS INSIDE BUILDINGS CONVEYING WATER FOR HUMAN CONSUMPTION - PART 5: OPERATION AND MAINTENANCE |
| BS EN 806-5:2012 | Specifications for installations inside buildings conveying water for human consumption Operation and maintenance |
| DIN EN 806-5:2012-04 | Specifications for installations inside buildings conveying water for human consumption - Part 5: Operation and maintenance |
| 09/30200073 DC : 0 | BS EN 806-5 - SPECIFICATION FOR INSTALLATIONS INSIDE BUILDINGS CONVEYING WATER FOR HUMAN CONSUMPTION - PART 5: OPERATION AND MAINTENANCE |
| EN 806-5:2012 | Specifications for installations inside buildings conveying water for human consumption - Part 5: Operation and maintenance |
| UNI EN 806-5 : 2012 | SPECIFICATIONS FOR INSTALLATIONS INSIDE BUILDINGS CONVEYING WATER FOR HUMAN CONSUMPTION - PART 5: OPERATION AND MAINTENANCE |
| I.S. EN 806-5:2012 | SPECIFICATIONS FOR INSTALLATIONS INSIDE BUILDINGS CONVEYING WATER FOR HUMAN CONSUMPTION - PART 5: OPERATION AND MAINTENANCE |
| UNE-EN 806-5:2013 | Specifications for installations inside buildings conveying water for human consumption - Part 5: Operation and maintenance |
| I.S. EN 61770:2009 | ELECTRIC APPLIANCES CONNECTED TO THE WATER MAINS - AVOIDANCE OF BACKSIPHONAGE AND FAILURE OF HOSE-SETS |
| EN 61770:2009/A11:2018 | ELECTRIC APPLIANCES CONNECTED TO THE WATER MAINS - AVOIDANCE OF BACKSIPHONAGE AND FAILURE OF HOSE-SETS |
| EN 1717:2000 | Protection against pollution of potable water in water installations and general requirements of devices to prevent pollution by backflow |
| ISO 7-1:1994 | Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation |
| ISO 3822-2:1995 | 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 6509:1981 | Corrosion of metals and alloys Determination of dezincification resistance of brass |
| ISO 9227:2017 | Corrosion tests in artificial atmospheres — Salt spray tests |
| ISO 3822-3:1997 | Acoustics Laboratory tests on noise emission from appliances and equipment used in water supply installations Part 3: Mounting and operating conditions for in-line valves and appliances |
| EN ISO 6509:1995 | Corrosion of metals and alloys - Determination of dezincification resistance of brass (ISO 6509:1981) |
| EN 1092-2:1997 | Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 2: Cast iron flanges |
| EN 1267:2012 | Industrial valves - Test of flow resistance using water as test fluid |
| ISO 228-1:2000 | Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation |
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