KDI Marine Propulsion40.8 - 50 HP

1000 1200 1400 1600 1800 2000 2200 2400 2600

CURVE CARATTERISTICHE MOTORE KDI 1903M/26 30 kW 2600rpm PERFORMACE CURVES KDI 1903M/26 30 kW 2600rpm

kW HP

80

90

100

110

120

130

140

7.0

9.5

12.0

14.5

17.0

19.5

22.0

24.5

27.0

29.5

32.0

1113151719212325272931333537394143

10.0

11.0

12.0

13.0

14.0

rpm

kgm Nm

KDI 1903M-MP with TMC60 marine gear

MIN

-76

MAX

-94

23

454540620

80

225

243

M16x1,5

1544

668

716

247

192 391886

51 252

82,5

78,7

5

60

NB – Power curve - ISO 3046/1-IFNP – Propeller demand curveMB – Torque curve (NB curve)

staNdard equiPMeNt

Digital De Luxe-panel

Alternator 12V - 120A

Electric starting

Oil extraction pump

100Nm PTO facility

V-belt safety cover

Exhaust mixing elbow

Fresh water expansion tank

Sea water pump front mounted

accessories oN deMaNd

Set of flexible engine mounts

Hot water take-off kit

Second station harness and panel

Oil pressure sensor for Digital De Luxe-panel

NMEA 2000 convertor for Enginemonitory system

Power ratings refer to engines equipped with air filter, standard muffler, after running-in period at ambient conditions of +25°C, relative humidity 30% and 1 bar. Power levels drop by 1% every 100 m altitude and by 2% every 5°C above +25°C.

NB

P

MB

PerforMaNce curves (ACCORDING TO IS O 14 396)

1903M-MP

3

hp40.8

nm133

quick sPecifics

Mechanical EnginecylinderS

@ 1500 rpm

@ 2600 rpmSTAGE III Akw

30.0

1000 1200 1400 1600 1800 2000 2200 2400 2600

kW HP

110

125

140

155

170

185

10

13

15

18

20

23

25

28

30

33

35

38

121416182022242628303234363840424446485052

10.011.012.013.0

14.015.016.017.018.0

rpm

kgm Nm

KDI 2504M-MP with TMC260 marine gear

staNdard equiPMeNt

Digital De Luxe-panel

Alternator 12V - 120A

Electric starting

Oil extraction pump

100Nm PTO facility

V-belt safety cover

Exhaust mixing elbow

Fresh water expansion tank

Sea water pump front mounted

accessories oN deMaNd

Set of flexible engine mounts

Hot water take-off kit

Second station harness and panel

Oil pressure sensor for Digital De Luxe-panel

NMEA 2000 convertor for Enginemonitory system

NB – Power curve - ISO 3046/1-IFNP – Propeller demand curveMB – Torque curve (NB curve)

NB

P

MB

446

225

620

192 497 51 252

ø82.

585

992540454

23

243 247

1668

7M16x1.5

MIN

-76

MAX

-94

ø60

PerforMaNce curves (ACCORDING TO IS O 14 396)

2504M-MP

4

hp50.0

nm170

quick sPecifics

Mechanical EnginecylinderS

@ 1500 rpm

@ 2600 rpmSTAGE III Akw

36.4

Power ratings refer to engines equipped with air filter, standard muffler, after running-in period at ambient conditions of +25°C, relative humidity 30% and 1 bar. Power levels drop by 1% every 100 m altitude and by 2% every 5°C above +25°C.

PR

INTE

D IN

ITA

LY E

D00

3558

5190

RE

v.01

02/

16 E

NG

Lombardini Marine is a division of Lombardini s.r.l., part of kohler Group.Lombardini has manufacturing facilities in italy, slovakia and india and sales subsidiaries in france, Germany, uk, spain and singapore.kohler/Lombardini reserves the right to make modifications without prior notice.

www.lombardinimarine.com

saLes officeLombardini Marinevia Cav. del lavoro A. Lombardini n° 2 42124 Reggio Emilia, ItaliaT. +39 0522 934598 - +39 0522 389311F. +39 0522 389298e-mail: sales@lombardinimarine.com

Model kdi 1903M-MP kdi 2504M-MP

engine specs

4 stroke diesel with cylinder in line • •

Liquid cooling • •

4 valves per cylinder • •

In crankcase camshaft, gear train driven • •

Pushrod - rocker arms timing with hydraulic tappets • •

Cast iron crankcase with bed-plate • •

Cast iron cylinder head • •

Closed crankcase ventilation system • •

technical features

Cylinder 3 4

Bore (mm) 88 88

Stroke (mm) 102 102

Engine displ (cm3) 1861 2482

Injection system DI DI

Injection Equipment Mech-Rotary pump Mech-Rotary pump

Starting system Electric starting 12V Electric starting 12V

Alternator 12V-120A 12V-120A

Performance

Emission compliance STAGE III A STAGE III A

Max power (IFN - ISO 3046 and ISO 14396) (HP@rpm) 40.8@2600 50@2600

Max torque (IFN - ISO 3046 and ISO 14396) (Nm@rpm) 133@1500 170@1500

Physical characteristics

Dry weight without gear (kg) 259 293

Daily service points - positions 1 side service 1 side service

auxiliary Ptos Max torque (Nm) 100 100