Bow Thrusters

Fixed pitch propeller bow
thruster
Control pitch propeller
bow thruster
Layout reference

Rudder Propeller

Main components
Installation Type
Specifications Model

Main Controllable Pitch Propeller

SJMP>>Product
Control pitch propeller Bow thruster >> page 1 | page 2


CP propeller structure of the series

 

9 Drive shaft assemblly with bevel gear pinion
8 Mechanical feed back
7 Oil transmission pipe
6 Bevel gear wheel
5 Propeller shaft assembly
4 Crank pin ring
3 Crosshead with sliding shoes
2 Achtuating piston
1 Blade sealing


Usual Bow Thruster(CP) construction

Main Parameters CP Bow Thruster General data

TYPE

Propeller Diameter
mm

Power
kw max

Frequency
Hz

Input Speed
RPm

To torque of zero Pitch
Nm max

Moment of inertia
kgm2

Weight(about)kg
Tunnel Thruster
Drive Motor and start up tank

JYK11CP

1000~1200
-320
50
1480
160
1.2
1300
850
-380
60
1780
220

JYK13CP

1200~1400
-445
50
1480
340
1.9
2500
1300
-480
60
1780
470

JYK16CP

1400~1800
-590
50
1480
340
4.5
3700
2300
-800
60
1780
500

JYK20CP

1800~2100
-880
50
1480
840
11.3
6250
3300
-1200
60
1190
570

JYK24CP

2100~2600
-1580
50
980
2270
28.8
12500
4500
-1720
60
1190
3050

JYK28CP

2600~3000
-2240
50
980
3935
65.0
20500
5000
-2010
60
880
3300

JYK33CP

3000~3400
-3500
50
590
5600
358.0
31000
6000
-3500
60
590
5600
  * For input shaft ** does not include motor and starter *** input shaft speed 100% of Torque
Size(mm)Diameter

TYPE

d
e
g
h
i
t
k
l
m
n
JYK11CP
175
340
505
70
50
15
30
1045
1283
842
JYK13CP
190
345
615
80
50
15
30
1190
1470
933
JYK16CP
260
390
730
90
50
15
50
1390
1797
1145
JYK20CP
340
420
900
110
50
22
50
1680
2195
1395
JYK24CP
310
500
1080
140
50
26
50
1990
2532
1647
JYK28CP
395
620
1210
150
60
35
60
2280
2990
1930
JYK33CP
465
730
1425
175
60
35
70
2685
3530
2280
 
 

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