Yanmar 3JH2 Series, Руководство по обслуживанию

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3JH2 Series
Chapter 1 General
2. Specifications
1-3-1
Model Unit
3JH25A
Vertical 4-cycle water cooled diesel engine
Direct injection
Normal aspiration
3
82 × 86
1.303
3JH30A
___
___
___
___
mm
m/sec. 9.5 8.6
kW(PS)/rpm
20. 2 / 3300
(27.5 / 3300)
24. 3 / 3000
(33.0 / 3000)
0.539 (5.50) 0.713 (7.27)
9.2
18.1
1 — 3 — 2 — 1
YPES-CL
19
±
1
19.6 ± 0.5(200 ± 5)
Hole type
At Flywheel side
Forced lubrication with trochoid pump
DC 12V-1.8kW
12V- 35A
730
185
770
190
545
680
0.9 / 7.0
4.4
0.8
Constant high temperature fresh water cooling
Fresh water : Centrifugal pump
See water : Rubber impeller pump
Counter-clock wise
viewed from stern
8.3
18. 4 / 3200
(25 / 3200)
22. 1 / 2900
(30 / 2900)
0.506 (5.016) 0.670 (6.83)
MPa(kgf/cm
2
)
Type
Combustion system
Aspiration
Number of cylinders
Bore × stroke
Displ acement
Compression ratio
Fire order
Fuel injection pump
Fuel injection timing (b.T.D.C.)
Fuel injection pressure
Fuel injection nozzle
Power taka off
Lubrication system
Engine weight without marine gear (dry)
Lubricating oi l capacity Effect/max.
Starting system
Dimensions
(with KM35P1)
Cooling water
capacity
(Fresh water)
Starting motor
AC generator
Overall length
Overall width
Overall height
Fresh water tank
Sub tank
Cooling system
Direction of rotaion (Crankshaft)
One hour rating
output
(DIN6270B)
flywheel output
Continuous rating
output
(DIN6270A)
flywheel output
Output/crankshaft speed
Brake mean effective
pressure
Piston speed
m/sec.
___
___
___
degree.
MPa(kgf/cm
2
)
___
___
___
V-kW
V-A
mm
mm
mm
kg
___
___
kW(PS)/rpm
MPa(kgf/cm
2
)
Output/crankshaft speed
Brake mean effective
pressure
Piston speed
Printed in Japan
A0A1015-0302
Printed in Japan
A0A1015-0302