4 5 Gener al da ta Applica tion The MQ pump is designed for water supply and pressure boosting homes cabbins cottages on farms as well as gardens The pump is suitable for pumping of potable water and rain water T ype K e y E xample MQ 3 35 A B A B VB P Pump range Rated fow mh Max head m Code for pump version A Standard Code for pipework connection B External thread Code for materials A Standard Code for shaft seal P umped liquids Potable water rain water or other clean thin nonaggressive liquids not containing solid particles or fbres Oper a ting c onditions System pressure Max 109 psi 75 bar Inlet pressure Max 44 psi 3 bar Suction lift Max 26 ft 8 m Liquid temperature 32F to 95F 0C to 35C Ambient temperature 32F to 113F 0C to 45C T echnical da ta Mains voltage 115 V models 1 x 110120 V 60 Hz 230 V models 1 x 220240 V 60 Hz Voltage tolerances 106 Enclosure class IP54 Insulation class B Sound pressure level 55 dBA Agency approvals UL cUL F ea tur es and benefts C omplete s y stem The MQ is a complete allinone unit incorporating pump motor diaphragm tank pressure and fow sensor controller and check valve The controller ensures that the pump starts automatically when water is consumed and stops automatically when the consumption ceases In addition the controller protects the pump in case of faults Installa tion Due to its compact design the pump does not take up much space and is easy to install No space around the pump is required Simple oper a tion The pump features a userfriendly control panel with ONOFF button and indicator lights for indication of the operational state of the pump Self priming pump As it is selfpriming the MQ is able to pump water from a level below the pump Provided it is flled with water the pump is able to lift water from a depth of 26 ft 8 m in less than 5 minutes This facilitates installation and start up of the pump and provides more reliable water supply in installations where there is a risk of dry running and leakages in suction hose or pipes Built in pr otec tiv e func tions If exposed to dry running excessive temperature or any overload condition the pump will stop automatically thus preventing a motor burnout A ut oma tic r eset The pump features an automatic reset function In case of dry running or similar alarm the pump will stop Restarting will be attempted every 30 minutes for a period of 24 hours The reset function can be deactivated L o w noise le v el Thanks to its hydraulic design and internal cooling the pump is very quiet which makes it suitable for many applications P r essur e tank The builtin pressure tank reduces the number of starts and stops in case of leakages in the pipe system causing less wear on the pump Main tenance No maintenance of the pump is required M Q