74
Technical Data
D49A MS
General
Number of cylinders ..............................................
12
Displacement .........................................................
49,03 liters (2992 in
3
)
Nominal idling speed .............................................
not available
Low idling speed ....................................................
625 ±25 rpm
High idling speed ...................................................
not available [rating 1]
not available [rating 2]
Valve clearance* ...................................................
0,6 mm (0,024”) [inlet]
0,8 mm (0,031”) [outlet]
Compression pressure
at starter motor speed (120 rpm) ..........................
not available
Dry weight engine, without oil and coolant
without reverse gear or clutch, approx. ................
4820 kg (10628 lbs)
Exhaust temperatures:
880 kW Rating 1
1008 r/min. .............................................................
345°C (653°F)
1270 r/min. .............................................................
420°C (788°F)
1454 r/min. .............................................................
430°C (806°F)
1600 r/min. .............................................................
430°C (806°F)
Exhaust temperatures:
970 kW Rating 2
1039 r/min. .............................................................
390°C (734°F)
1310 r/min. .............................................................
490°C (914°F)
1500 r/min. .............................................................
500°C (932°F)
1650 r/min. .............................................................
490°C (914°F)
* Applies to cold engine.
Lubricating system
Oil capacity, approx.
Including oil filters
No engine inclination .............................................
230 liters (60,8 US gals)
volume difference min. –max. ..............................
42 liters (11,1 US gals)
Oil pressure, hot engine:
at operating speed .................................................
0,50-0,64 MPa (71-93 psi)
at idling speed .......................................................
min.0,20-0,30 MPa (29-43 psi)
Cooling system
Freshwater system capacity
including heat exchanger, approx. ........................
125 liters (33,0 US gals)
Electrical system
System voltage .....................................................
24V
AC generator:
voltage/max. amperage .........................................
24V/35A
output, approx. ......................................................
840W
Battery electrolyte density at +25°C (77°F):
fully charged battery ..............................................
1,28 g/cm
3
= 0,0462 lb/in
3
(1,24 g/cm
3
= 0,0448 lb/in
3
)*
battery recharged at ..............................................
1,24 g/cm
3
= 0,0448 lb/in
3
(1,20 g/cm
3
= 0,0434 lb/in
3
)*
* Note.
Applies to batteries with tropical acid.
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Summary of Contents for D49A MS
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