The MQ is equipped with both an internal flow switch and an external pressure switch. Both are able to switch on the MQ when water is extracted. The pump starts up when: the flow rate is greater than 0.07 m³/h or the pressure is less than 2 bar.
Enhance your knowledge
Find out how to get reduced energy consumption, increased comfort and unsurpassed operational reliability for your application. Read our customers' stories about how they benefit from the Grundfos approach to intelligence, water and energy, or search Grundfos research & insights for more learning materials, articles, white papers, videos and much more that benefit your solution.