This part of this Standard specifies the requirements for Controlled Safety Pressure Relief Systems irrespective of the fluid for which they are designed. It is applicable for main valves having a flow diameter of 6 mm and above which are for use at pressures of 0,1 bar gauge and above. No limitation is placed on temperature. This is a product standard and is not concerned with applications.
BS EN ISO 4126-5:2004 history
2013BS EN ISO 4126-5:2013+A1:2016 Safety devices for protection against excessive pressure - Controlled safety pressure relief systems (CSPRS)
2013BS EN ISO 4126-5:2013 Safety devices for protection against excessive pressure. Controlled safety pressure relief systems (CSPRS)
2004BS EN ISO 4126-5:2004 Safety devices for protection against excessive pressure - Part 5:Controlled safety pressure relief systems
2003BS EN ISO 4126-2:2003 Safety devices for protection against excessive pressure - Part 2:Bursting disc safety devices
1990BS 2915:1990 Specification for bursting discs and bursting disc devices