
Heat Exchangers - Test Procedures For Establishing Performance Of Unit Air Coolers For Refrigeration
出版:Comite Europeen de Normalisation

专家解读视频
Establishes a uniform method of testing. Applies to unit air coolers for refrigeration operating: with a secondary refrigerant; with direct dry expansion of a primary refrigerant. Does not cover air coolers for duct mounting or with natural air convection and coolers operating with ammonia. Does not cover technical safety aspects. Coverage includes definitions, symbols, standard-capacity and testing techniques. Also includes tables and diagrams.
To be read and used in conjunction with ENV 247, ENV 305, ENV 306 and ENV 307. (04/2003)
DD ENV 328:1993 - Identical
DIN V ENV 328 (1994-04) - Identical
UNI ENV 328:1993 - Identical
SS ENV 328:1997 - Identical
UNE ENV 328:1993 - Identical