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    Technical Specifications for the MD550-40×12(P) Self-Balancing Coal Mine Pump Model

    Publication Date:

    2026-10-05

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    MD550-40×12(P) Mine Pump Model Specifications and Technical Parameters Model: MD550-40×12(P) Rated Flow (m³/h): 550 Rated Head (m): 480 Rated Efficiency (%): 78.4 Shaft Power (kW): 917.5 NPSH (m): 4.3 Rotational Speed (rpm): 1480 Impeller Stages: 12 Maximum Particle Size: ≤1 mm Medium Temperature: ≤105°C Motor Power (kW): 1120 Impeller Rotation Direction: Clockwise Inlet/Outlet Nominal Diameter: DN Weight (kg): 4428

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