Bow Thruster · Bow/Stern Thrusters
This is a tunnel thruster. It is manufactured by Wärtsilä and designated as the Wärtsilä WTT-30. This thruster is a part of the WTT series, which delivers power ranging from 400 kW to 5500 kW. The WTT-30 has a 3000 mm tunnel diameter and is equipped with a Sternguard In-Water Serviceable Seal (IWSS) for complete underwater maintenance. The WTT-30's hydraulic system features integrated hydraulics with fine filtration for extended bearing life. Routine maintenance includes 5-year inspections, 10-year overhauls, or servicing after 40,000-56,000 operational hours. A key element of the WTT-30's design is a 360° continuous steering capability in the horizontal plane.
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