BS-644 3 X MULTIPURPOSE SISTERSHIPS - Marinedigital.com
BS-644 3 X MULTIPURPOSE SISTERSHIPS - Marinedigital.com
BS-644 3 X MULTIPURPOSE SISTERSHIPS - Marinedigital.com
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<strong>BS</strong>-<strong>644</strong> CONTINUATION<br />
Aft<br />
JCM-L aft<br />
Size 260 MK 2 M Drawing: R 00913 A3<br />
Steering gear<br />
Becker Steering gear<br />
2R-ZE/ZE - 15D 45°<br />
Working pressure: 170<br />
Test pressure: 225<br />
2 x Dension hydraulic pumps<br />
2 speed steering<br />
Rudder<br />
Becker Rudder with rot. Flap<br />
S-C 1500/215 F.1<br />
Rudder area: 3m²<br />
Rudder area ratio: 1.96%<br />
Balance ratio: 47%<br />
Aspect Ratio: 1.33<br />
Max Thickness Ratio: 15.7%<br />
Rudderstock dim.: 215 mm<br />
Rudder force at M.C.R. 100.65 KN=10.26 to Speed<br />
ahead<br />
Net torque at M.C.R. - Speed ahead = 9.02 KN<br />
Max rudder angle 2 x 45°<br />
Rudder hanging and not in heel.<br />
Auxiliary engines<br />
2 x Caterpillar 3412 DI-TA<br />
Continuous output by class 534 kW<br />
Speed 1500 RPM<br />
Specific fuel consumption 212 g/kWh<br />
The engines are cooled by the central cooling water system and air started<br />
Engines are connected to the ships body by means of screwed elastic rubber elements.<br />
Generators<br />
2 x Generators connected to auxiliary engines Leroy Somer: LSA M 49.1 S 4<br />
Generator output 600 kVA<br />
Voltage 400 V<br />
Frequency 50 Hz<br />
Ambient temperature 45°C<br />
Type of protection IP 23<br />
Each Generator supplies the ship with 100% of the required electrical power.<br />
Electric system<br />
380/220 V 50 Hz, 24V DC<br />
380V shore connection<br />
Stand-by - Emergency engine<br />
Deutz<br />
FL 912/913<br />
Output: 34.4 kW / 43 kVA<br />
driving Leroy Somer electric generator<br />
Engine hours sister ship 1 37<br />
Engine hours sister ship 2 27000<br />
Engine hours sister ship 3 750
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