Standard

NS-EN 328:1999

Withdrawn

Note: This standard has a new edition: NS-EN 328:2014

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Abstract

This European Standard is applicable to non-ducted unit air coolers for refrigeration operating: a) with direct dry expansion of a refrigerant b) with liquid overfeed by pump circulation of a refrigerant c) with a liquid. This standard specifies uniform methods of performance assessment to test and ascertain the following: - product identification - standard capacity - standard liquid pressure drop - standard refrigerant pressure drop (for operation with liquid overfeed by pump circulation only) - nominal air flow rate - nominal fan power It does not cover evaluation of conformity. It is not applicable to air coolers for duct mounting or with natural air convection. This standard does not cover technical safety aspects.

Document information

  • Standard from SN
  • Published:
  • Withdrawn:
  • Edition: 1
  • Version: 1
  • Document type: NAT
  • ICS 23.120
  • ICS 27.060.30
  • National Committee CEN/TC 110

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