Chladivové kompresory - Hodnotící podmínky, tolerance a výkonové charakteristiky udávané výrobcem (Norma k přímému použití jako ČSN).

The information about the standard:

Designation standards: ČSN EN 12900
Classification mark: 140614
Catalog number: 521835
Publication date standards: 1.9.2025
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: Czech technical standard
Kategorie: Technické normy ČSN

Annotation of standard text ČSN EN 12900 (140614):

This document specifies the rating conditions, tolerances and the method of presenting performance data of refrigerant compressors to enable comparison of different compressors.
This document is applicable to single-stage compressor and two-stage compressor data with or without an additional intermediate pressure inlet.
The performance data of compressors used with R-744 in transcritical operation are covered in this document.
The data relating to the refrigerating capacity, heating capacity and power absorbed include requirements for part-load operation where applicable