ETSI PRETS 300 119-2-1992 Equipment Engineering (EE); European Telecommunication Standard for Equipment Practice Part 2: Engineering Requirements for Racks and Cabinets
1993ETSI PRETS 300 119-2-1993 Equipment Engineering (EE); European Telecommunication Standard for Equipment Practice Part 2: Engineering Requirements for Racks and Cabinets
1992ETSI PRETS 300 119-2-1992 Equipment Engineering (EE); European Telecommunication Standard for Equipment Practice Part 2: Engineering Requirements for Racks and Cabinets