The Grundfos NK 65-200/223 A2F2AE-SBQQE is a high-performance, single-stage centrifugal pump, identified by part number 98972823. Designed for reliable operation in various industrial and commercial settings, this pump features a robust cast iron housing and impeller (EN JL1040, ASTM A48-40B). It is equipped with a primary shaft seal of SBQQE (Silicon Carbide/Silicon Carbide/EPDM) and operates at a rated flow of 40 m³/h with a rated head of 40.8 m. The pump is powered by a 15 kW, IE3 efficiency class motor (160MB) running on a 50 Hz mains frequency, with a rated voltage of 3 x 380-420D/660-720Y V. It boasts an IP55 enclosure class and F insulation class, ensuring durability and safety. Suitable for pumping water within a liquid temperature range of -25 to 120 °C, with a maximum operating pressure of 16 bar. The pump has DN 80 suction and DN 65 discharge ports, adhering to EN 1092-2 pipe connection standards.