Technical data

62
8 Technical data
Engine specifications
Model M3.28
General
Make : Vetus Mitsubishi
Numberofcylinders : 3
Based on : L3E-6ADM
Type : 4-stroke diesel, in-line
Injection : Indirect
Aspiration : Natural
Bore : 76 mm
Stroke : 70 mm
Total displacement : 952 cm
3
Compression ratio : 22 : 1
Idling speed : 900 rpm
Max. no. of revolutions at no load : 3600 rpm
Valve Clearances (cold) : Inlet 0.25 mm (0.010”)
Exhaust 0.25 mm
(0.010”)
Weight (with standard gearbox) : 123 kg (271 lbs)
Engine installation
Max. installation angle : 15 degrees backwards
Max. athwartships angle : 25 degrees continuously,
30 degrees intermittent
Maximum Output
at the flywheel (ISO 3046-1) : 20 kW (27.2 hp)
at the prop shaft (ISO 3046-1) : 19.3 kW (26.2 hp)
at no. of revolutions of : 3600 rpm
Torque, : 51.3Nm
: (5.2 kgm, 37.8 ft.lb)
at no. of revolutions : 3600 rpm
Fuel consumption : 270 g/kW.h
: (199 g/hp.h,
: 7.0 oz/hp.h)
at no. of revolutions : 2600 rpm
Fuel System (Self-bleeding)
Injection pump : BoschmodelNC(Nippon
Denso)
Injectors : Plug injector
Opening pressure : 140 bar (kgf/cm
3
) (2030 psi)
Firing order : 1- 3 - 2
Injection timing : 17° BTDC
Fuel filter element : STM3690
Fuel lift pump
Suction height max. : max. 1,5 m (5 ft)
Fuel supply connection : for hose 8 mm (5/16”) I.D.
Fuel return connection : for hose 8 mm (5/16”) I.D.