该标准适用于R290、R600和R600a,允许工业和商业场所每个站点充注量最高达1,100lbs。
【英文原文】
原标题:IIAR Safety Standard Large-Scale Hydrocarbon Refrigeration
The standard applies to R290, R600 and R600a, allowing charges up to 1,100lbs per site for industrial and commercial occupancies.




