DIN EN ISO 4126-5-2013 防超压安全装置. 第5部分:受控安全泄压系统 (CSPRS) (ISO 4126-5-2013); 德文版本EN ISO 4126-5-2013
Safety devices for protection against excessive pressure - Part 5: Controlled safety pressure relief systems (CSPRS) (ISO 4126-5:2013); German version EN ISO 4126-5:2013