离心式制冷剂压缩机的性能等级

[中文适用范围]： 本文件规定了制冷剂离心压缩机的等级要求、发布的等级和标记要求。 本文件适用于制冷剂离心 compressor 及其在供暖、通风和空调应用中的性能。 本文件为行业提供指导和要求，包括制造商、工程师、安装人员和承包商。 它定义了一个标准化形式的最小信息量，以使不同压缩机的评估和比较成为可能，并建议一种方法来保证该信息的准确性。 [外文原描述]： This document specifies the rating requirements, published ratings and marking provisions of centrifugal refrigerant compressors. This document applies to centrifugal compressors and their performance in heating, ventilation and air-conditioning applications. This document provides guidance and requirements for the industry, including manufacturers, engineers, installers and contractors. It defines the minimum amount of information in a standardized form to enable the evaluation and comparison of different compressors for use in an application and suggests a method to be used to guarantee the accuracy of that information.