DIN EN 16129:2013-08

This standard defines the constructional and operational characteristics, the safety requirements, test methods and the marking of regulators and automatic change-over devices having a maximum regulated pressure of 4 bar, with a maximum capacity of 150 kg/h, for use with butane, propane and their mixtures in the vapour phase. This European Standard also applies to the safety devices which are included within regulating devices covered by this standard. The characteristics of these safety devices are given in annexes A and B. This standard also includes the requirements for: - adaptors for connecting to self closing valves; - remote supply-reserve indicators; - remote safety devices.