This European Standard specifies the procedure for calculating the energy efficiency index (EEI) ofstandalone circulators.
EN 16297-2:2012 Referenced Document
EN 16297-1:2012 Pumps - Rotodynamic pumps - Glandless circulators - Part 1: General requirements and procedures for testing and calculation of energy efficiency index (EEI)
EN 60335-2-51:2003 Household and similar electrical appliances - Safety Part 2-51: Particular requirements for stationary circulation pumps for heating and service water installations (Incorporates Amendment A2: 2012)
EN 16297-2:2012 history
2012EN 16297-2:2012 Pumps - Rotodynamic pumps - Glandless circulators - Part 2: Calculation of energy efficiency index (EEI) for standalone circulators