RO
SR EN 1491:2004
Building valves - Expansion valves - Tests and requirements
This European Standard specifies, dimensions, materials and performance requirements (including methods of test) for expansion valves, of nominal sizes from DN 15 to DN 40, having working pressures from 0,1 MPa (1 bar) to 1,0 MPa (10 bar). Expansion valves are intended for fitting to the cold water supply of storage water heaters, having a maximum distribution temperature of 95°C, for all energy sources. Expansion valves do not control the temperature and alone does not constitute the protection required for storage water heaters.
Status :
Withdrawn
Approval date : 3/30/2004
Publish date : 3/31/2004
Withdrawal date : 8/31/2022
Number of pages : 20
ICS : 91.140.60 Water supply systems
Technical Committee : 52 - Water quality
- Normative reference SR EN 1254-2:2001
- Normative reference SR EN 1982:1999
- Normative reference SR EN 12420:2002
- Normative reference SR ISO 7-1:2000
- Normative reference SR EN ISO 6509:1997
- Replaced by SR EN 1491:2022