The Grundfos 97829225 is a genuine NK 50-200/219 A1F2AE-SBAQE end-suction pump designed for reliable performance in water supply, industrial pressure boosting, liquid transfer, HVAC heating, cooling, and district heating/cooling systems. This 22 kW pump features a robust cast iron housing and impeller, stainless steel shaft, and an SBAQE shaft seal. It operates at 50 Hz with a rated voltage of 380-415D/660-690Y V, delivering a rated flow of 45 m³/h and a head of 38.2 m. The pump is built with an IE3 efficiency motor (MG132MC) and has an IP55 enclosure class, suitable for liquid temperatures from -25 to 120 °C and ambient temperatures from -20 to 60 °C. It has DN 65 inlet and DN 50 outlet connections with PN 16 pressure rating.