Test results of heat pumps
The results of the EHPA testing are only published with the explicit consent of the client. The performance data of the heat pumps are presented and determined in accordance with the EHPA testing regulations (additional measurements requested by the client are not published).
Since January 2005, WPZ Buchs has been testing air / water, brine / water and water / water heat pumps according to EN 14511. Measurements according to EN 14825 are carried out since 2014.
Domestic hot water heat pumps have been measured at the WPZ since January 2012 in accordance with EN 16147. Previously, these tests were performed after the discontinued EN 255-3.
Last update of the test results: 22.01.2021
Test results
air / water heat pumps
brine / water & water / water heat pumps
domestic hot water heat pumps & heat pump boiler
WPZ-Bulletin
Comparison tool for heat pump

Contact

Dipl. Ing. FH Mick Eschmann
Head of Heat Pump Test Center WPZ
Phone: +41 58 257 34 02
Mail: mick.eschmann(at)ost.ch