116/117 A A B B C C D D 185TTH 250/300TTH MODEL A B C D mm in mm in mm in mm in 185TTH 200 7 7/8 202 7 15/16 185 7 9/32 83 3 9/32 250TTH 258 10 5/32 227 8 15/16 250 9 27/32 257 10 1/8 300TTH 258 10 5/32 256 10 1/16 300 11 13/16 320 12 19/32 PART NO MODEL TUNNEL PROPELLER WEIGHT POWER THRUST GEARBOX MOTOR SIZE FLOW PRESSURE kg lb HP kW kgf cc/rev l/min Bar [delta] 591820 185TTH 185 single 8 17.6 10 7 bronze 6 25 210 591821 185TTH 185 single 8 17.6 10 7 bronze 5 21 250 592522 250TTH 250 Twin CR 13 28.6 20 15 200 bronze 14 44 230 592521 250TTH 250 Twin CR 13 28.6 20 15 200 bronze 17 53 190 592511 250TTH 250 Twin CR 13 28.6 20 15 200 Aluminium 17 53 190 592520 250TTH 250 Twin CR 13 28.6 20 15 200 bronze 26 82 122 592510 250TTH 250 Twin CR 13 28.6 20 15 200 Aluminium 26 82 122 593023 300TTH 300 Twin CR 17 37.4 30 22.5 300 bronze 19 52 290 593022 300TTH 300 Twin CR 17 37.4 30 22.5 300 bronze 22 62 245 593021 300TTH 300 Twin CR 17 37.4 30 22.5 300 bronze 26 72 210 593011 300TTH 300 Twin CR 17 37.4 30 22.5 300 aluminium 26 72 210 593020 300TTH 300 Twin CR 17 37.4 30 22.5 300 bronze 30 82 182 593010 300TTH 300 Twin CR 17 37.4 30 22.5 300 aluminium 30 82 182 3. Thrusters When longer duration is required or weight and space are critical, the hydraulic TT Thrusters are the ideal solution. ▪ Increased thrust in comparison to equivalent Electric TT Thruster ▪ Hydraulic thrusters typically powered by main engine or generator PTO pump ▪ Lewmar offers a custom tailored hydraulic solution ▪ 250TTH and 300TTH available with bronze or aluminium hub ▪ Proportional control available TT Hydraulic Thruster Specifications Dimensions TT Hydraulic Thrusters CR = Counter Rotating
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