BS EN 16129:2013
最大调节压力为4 巴且最小能力为 150 kg/h的压力调节器, 自动转换装置, 以及相关安全装置和用于丁烷, 丙烷, 以及它们的混合物的转接器
Pressure regulators, automatic change-over devices, having a maximum regulated pressure of 4 bar, with a maximum capacity of 150 kg/h, associated safety devices and adaptors for butane, propane, and their mixtures