"> Xylem 50840-2012 Low Pressure Cyclone Centrifugal Pump
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Xylem

50840-2012 Low Pressure Cyclone Centrifugal Pump

Xylem 50840-2012 Low Pressure Cyclone Centrifugal Pump — Marine circulation, hot water systems, diesel/oil transfer, engine cooling and central heating. The supplied category identifies it as Centrifugal Pump, and it is normally installed in the engine room, pump room or auxiliary machinery space within the liquid service defined by the vessel piping arrangement. In that role, its primary purpose is to move liquid continuously by converting impeller rotational energy into flow and pressure. Compared with positive-displacement pumps, a centrifugal pump depends strongly on adequate suction conditions and system resistance. Within the supplied list, neighbouring variants are distinguished by their model designations and naming, while the source does not state further model-specific hardware differences. No additional performance, approval or construction detail is inferred from the model code beyond the information supplied in the source record. For exact ratings, dimensions, settings, capacities, materials and variant-specific limits, refer to the manufacturer documentation for the exact figure.

Components & Design

Component data being added…

Technical Data

voltage 12V DC
capacity m3h 4.18
capacity gpm 29
pressure bar 0.6
pressure psi 8.7
head m 4
current amps 7
weight kg 2.98
dimensions mm 163L x 120W x 122H

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Common failures & inspection points

Cavitation from poor suction conditions causes crackling noise, vibration, impeller erosion and reduced flow
Mechanical-seal or gland wear causes visible leakage and falling system pressure
Bearing wear or lubrication failure causes vibration, noise and rising bearing temperature
Impeller fouling, erosion or damage reduces capacity and can create imbalance
Motor, coupling or alignment faults cause high current, vibration or repeated trips

Service & Maintenance

Inspect suction condition, strainers, seals, bearings, coupling, alignment, foundation and casing leakage. Trend pressure, flow, vibration and motor load where available. Confirm valves are correctly positioned before running and investigate cavitation promptly. Refer to the manufacturer documentation for the exact figure for clearances and wear limits.

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Replacement Parts

Carry mechanical seals or packing, bearings where appropriate, coupling elements, gaskets, wear rings and impeller service parts where vessel criticality justifies them.
Equipment Model #150910 · ✓ still in production