NS EN 16644:2014現行
Pumps - Rotodynamic Pumps - Glandless Circulators Having A Rated Power Input Not Exceeding 200 W For Heating Installations And Domestic Hot Water Installations - Noise Test Code (Vibro-Acoustics) For Measuring Structure- And Fluid-Borne Noise
出版：Norwegian Standards (Norges Standardiseringsforbund)
專家解讀視頻
Defines a test code for the vibro-acoustic characterization of glandless circulators with pump housing having a rated power input P1 <= 200 W, intended to be used in heating installations, domestic hot water service installations and cooling systems, and is limited to glandless circulators with threaded connections of 11/2 inch.
Supersedes NS EN 1151-2. (03/2015)
EN 16644 : 2014 - Identical
