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DW Ballast Marine

Ballast Pump · Pumps

Technical data from manufacturer or class sources · not yet verified by a person​​‍‌​‍‌⁠‍‌‍​⁠‍⁠​‌‌‍​
100-3000 m³/hCapacity
Sea water/cargo/ballastMedium

This is a ballast water pump designed for marine applications. The Svanehøj DW Ballast Marine pump is available in a range of sizes to suit various needs, with flow rates from 100 to 3000 cubic meters per hour and heads from 20 to 150 meters. It utilizes a vertical deepwell electric pump design with a deck-mounted motor, offering easier service access compared to submerged motors. The pump is suitable for handling sea water, cargo, and ballast. With over 70 variants available, the DW Ballast Marine has been produced since 2000. Common potential issues include mechanical seal leakage at the deck-seal arrangement, line shaft bearing wear, vibration caused by misalignment, and impeller corrosion in seawater. Spare parts are readily available through Svanehøj's Danish marine specialist network. During drydock inspections, line shaft bearings are checked and maintained.

Specifications

Technical data.

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Pump TypeVertical deepwell electric pump
Drive TypeElectric (deck-mounted motor)
Service

Service notes.

What our service work and the manufacturer documentation say about keeping this model running.

Deck-mounted motor — easier to service than submerged. Line shaft bearings inspected at drydock.

Inspection

Common failures & inspection points

Spares

Replacement Parts

Spare parts notes

Svanehøj DW Ballast parts via Danish marine specialist network.

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