SUCTION PUMPING RELAY FOR SUGAR MAPLE TREE STANDS

摘要

precisin operating a maple sugar busha tubular system, stationlocated in the pumpand in order to collect the water frommaple through suction and gravitya vacuum pump and electric motorand the return from tanksto the plant by means of a pumpand electric motor.in the present invention.pump suction to stand ita compact system for pump usethe vacuum suction from a sourceto carry out concurrent centralmilking operation, and removal ofthe maple sap.