Page 61: of Maritime Reporter Magazine (August 2019)

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FUEL EFFICIENCY EMISSION REDUCTION

Various locations that water-cooled motors can be found on a ship.

Image: ABB remain. That is why the marine indus- while minimizing its installation foot- deploying the motor. mantle and re-assemble, which simpli- try has been instrumental in driving the print due to its optimized power density. The new motor offers extended main- ? es maintenance while reducing down- development of megawatt-class motors As well as delivering more power per tenance intervals as it has been designed time. Labyrinth seals prevent intrusion with high energy density. kilogram than a comparable air-cooled speci? cally to reduce the maintenance of humidity, dust, or particles and reduce motor, the M3LP 500 is also about 20 needs of the key active parts. In particu- wear on the motor’s active components.

ABB’s new megawatt motor percent smaller. lar, the wear-sensitive bearings are kept The M3LP motor is just at the begin-

Leading the way in this development is The M3LP 500 has a media tempera- cool at all times. ning of its product journey. the new water-cooled M3LP 500, ABB’s ture of 38°C/100°F and a cooling-media This improves reliability, extends ser- However, the indications are that it largest low voltage (LV) water-cooled ? ow of 15 gpm. Its internal cooling vice intervals, and increases bearing is opening up a number of interesting jacket motor to date. In a 500 frame size, system is compatible with most marine lifetime. The use of standardized com- new applications. These include hybrid it is available with up to 2 megawatt cooling circuits. Therefore, there is no ponents, including the bearings, makes vessels and also for specialized func- (MW) output, which meets the growing need for special adaptation or other time- replacement fast and easy. tions such as driving water jet pumps on global demand for ever-higher power consuming con? guration work before The motor’s end shields are easy to dis- dredgers.

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