This European Standard specifies the methods and accuracy of measurement for temperature, pressure, fluid quality and massflow of different fluids and how to determineThe pressure drops across a heat exchanger.Measurements are restricted to those necessary for establishingThe performance of heat exchangers classified in prEN 247 usingThe fluids listed in prEN 247.This European Standard applies when reference byThe various branch application standards.The specific application European Standards shall beThe prime reference documents
EN 306:1997 history
1997EN 306:1997 Heat exchangers - Methods of measuring the parameters necessary for establishing the performance