Application: It is used for air conditioning system, cooling water circulation, fire Control Spray system, pressurized water supply and industrial water circulation. Structure: Single stage single suction in axial direction, pump casing in volute type. closed impeller, shaft sealed by mechanical seal.Shaft is directly installed on the motor one. Performance: Capacity Q: 4.5 1660m3/h Head H: 5.2 150(50Hz) Speed: 1450 r/min&2900r/min(50Hz) 1750 r/min&3500 r/min(60Hz) Working pressure: 1.6Mpa Working temperature: -10oC 85oC