Qb series Applications and installation Qb series clean water pumps are high efficient household electric pumps, with the miniature heavy-duty electric motor and the peripheral pump couple directly. They do well in carrying clean water or the liquid whose physical and chemical nature similar to clean water, not exceeding They are ideal for household well water pumping, water injection supplying, car washing, and garden watering etc. Operating limitations Max ambient temperature up to 40 Max fluid temperature up to 80 Max pressure up to 10 bar Construction features Pump body: cast iron Motor housing: aluminum Shaft: 45# steel /stainless steel Impeller: brass Motor: closed, externally ventilated Insulation class: b/f Protection class: ip44/ip54 Duty: continuously rated Mechanical seal: ceramic steatite/ metalized carbon Thermal protector (if required)