Product Overview The 200QJ20-202/15 is a 22kW deep well submersible pump designed for agricultural irrigation, offered with cast stainless steel hydraulic components. Its nominal flow is 20 m³/h and its nominal head is 202 m. The catalog lists a flow range of 18–22 m³/h, a head range of 172–232 m, and a 2.5 inch outlet. Operating point: The nominal flow and head identify the model's stated duty designation. We confirm the required operating point against the performance curve