The Grundfos NK 150-400/357 A2F1AE-SBQQE is a genuine single-stage centrifugal pump, identified by Grundfos product number 98972473. Engineered for industrial applications, this robust pump features a durable cast iron casing and impeller, complemented by a stainless steel shaft (DIN W.-Nr. 1.4057). It operates at a rated speed of 1475 rpm, delivering a rated flow of 350 m³/h and a rated head of 30.2 m, with a maximum head of 40.0 m. The pump is powered by an efficient 55 kW IE3 motor (type 357A2), designed for 3x 380-415V, 50 Hz power supplies. It accommodates a liquid temperature range from -25 to 120 °C and can withstand a maximum operating pressure of 16 bar. Key specifications include a DN 200 pump inlet and a DN 150 pump outlet, conforming to EN 1092-2 pipe connection standards. The motor has an IP55 enclosure class and F insulation class. Net weight is 580 kg.