-
1 x CAN/CSA...$29.97 -
1 x ASTM D6521-19$20.21
-
1 x CAN/CSA...$25.56
-
1 x ISO...$17.20
-
1 x IEC 62619...$111.37
No products
View larger
ASHRAE 23-2022
M00007881
New product
ASHRAE 23-2022 Standard 23-2022 -- Methods for Performance Testing Positive Displacement Refrigerant Compressors and Compressor Units
standard by ASHRAE, 2022
In stock
More info
Full Description
Standard 23 prescribes methods for performance testing positive displacement refrigerant compressors and compressor units, including capacity, isentropic efficiency, and volumetric efficiency.Standard 23 combines ASHRAE Standard 23.1-2019, Methods for Performance Testing Positive Displacement Refrigerant Compressors and Condensing Units that Operate at Subcritical Pressures of the Refrigerant, and ASHRAE Standard 23.2-2019, Methods of Test for Rating the Performance of Positive Displacement Compressors that Operate at Supercritical Pressures of the Refrigerants, into one standard and is written in compliance with ASHRAE#8217;s mandatory language requirements.