UJ251HT UD448-2 12-11 - 2 Pages

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Catalogue excerpts

Significantly higher static thrust Superior static thrust - provide increased static thrust for low and medium speed craft. Uses same high quality Superior manoeuvrability. Ability to accelerate quickly, reverse, stop, rotate, hold station and move sideways Light weight and compact design with a variety of on jet and remote mounted hydraulic control systems Installation dimensions enable exchange with standard UJ251 with minimal modifications The ULTRAJET 251 HIGH THRUST (HT) is a derivative of the UltraJet 251 which has been in service world-wide for 20 major installation dimensions and can be installed into a similar space envelope. Incorporating an efficient and robust axial flow pump, reverse and steering controls, it has many of the same design features as used in the current "UltraJet range". The proven 4 bladed design is less susceptible to mechanical damage than multi bladed designs. To achieve superior thrust, design improvements have been made to the This high thrust unit was specifically introduced into the UltraJet range for craft with limited installation space. Planing Craft Maximum input power 275 kW (370 HP) Twin jets up to 13 tonnes (28,652 lb.) Triple jets up to 22 tonnes (48,488 lb.) Displacement Craft Maximum input power 224 kW (300 HP) Twin jets up to 22 tonnes (48,488 lb.) Triple jets up to 35 tonnes (77,140 lb.) Note: The displacement figures can often be exceeded on good hull shapes.

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UltraJet 251HT Dynamic Thrust & Installation Data ULTRAJET 251HT Base jet without controls Weight dry 175 kg (386 lb.) Weight wet 205 kg (452 lb.) If a detailed weight analysis is required please contact our Technical Department. Ultra Dynamics, Inc Ultra Dynamics Limited 1110A Claycraft Road Uppereld Road, Columbus, Ohio 43230, U.S.A. Kingsditch Trading Estate Tel: (614) 759 9000 Cheltenham, Glos, GL51 9NY, England. Fax: (614) 759 9046 Tel: +44(0) 1242 707900 Fax: +44(0) 1242 707901 E-mail sales@ultradynamics.com E-mail sales@ultrajet.co.uk www.ultradynamics.com We have a policy of continuous...

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