SCHOTTEL said it will equip four new 1810-series ASD stock tugs from the Dutch Damen Group with the SCHOTTEL RudderPropeller type SRP 270. The new multipurpose tugs will have a bollard pull of 30 tonnes each and ensure excellent maneuverability with a compact size of just 18.25 meters in length and a beam of 10.23 meters.The power rating of the SRP 270 amounts to 1,000 kilowatts per unit, with a propeller diameter of 1.9 meters. Each tug will be equipped with two units. SCHOTTEL DuroVario LS slipping clutches will allow for smooth acceleration and improved handling of the thrusters.