DIN EN 16297-2:2013-04 Pumps - Rotodynamic pumps - Glandless circulators - Part 2: Calculation of energy efficiency index (EEI) for standalone circulators; German version EN 16297-2:2012
2013DIN EN 16297-2:2013-04 Pumps - Rotodynamic pumps - Glandless circulators - Part 2: Calculation of energy efficiency index (EEI) for standalone circulators; German version EN 16297-2:2012
2013DIN EN 16297-2:2013 Pumps - Rotodynamic pumps - Glandless circulators - Part 2: Calculation of energy efficiency index (EEI) for standalone circulators; German version EN 16297-2:2012
0000 DIN EN 16297-2:2011
2008DIN EN 1151-1 Berichtigung 1:2008 Pumps - Rotodynamic pumps - Circulation pumps having a rated power input not exceeding 200 W for heating installations and domestic hot water installations - Part 1: Non-automatic circulation pumps, requirements, testing, marking; German version EN 1151-1
2006DIN EN 1151-1:2006 Pumps - Rotodynamic pumps - Circulation pumps having a rated power input not exceeding 200 W for heating installations and domestic hot water installations - Part 1: Non-automatic circulation pumps, requirements, testing, marking; English version of DIN E