Lombardini CHD series - Performance Diagrams

- 20 - Workshop Manual LDW CHD _ cod. 1.5302.345 - 6° ed_rev. 05
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LDW 1503 LDW 1603
LDW 2004 LDW 2004/T
CHARACTERISTICS POWER, TORQUE AND SPECIFIC FUEL CONSUMPTION CURVES
N (80/1269/CEE - ISO 1585) AUTOMOTIVE RATING: intermittent operation with variable speed and variable load.
NB (ISO 3046 - 1 IFN) RATING WITH NO OVERLOAD CAPABILITY: Continuous light duty operation with constand speed and
variable load.
NA (ISO 3046 - 1 ICXN) CONTINUOUS RATING WITH OVERLOAD CAPABILITY: continuous heavy duty with constant speed
and constant load.
MN Torque curve (N curve) - MB (NB curve) - MA (NA curve) - C: Specicfuelconsumptioncurve(NB curve)
Max. power tolerance is 5%. Power decreases by approximately 1% every 100 m altitude and by 2% every 5°C above 25°C.
Enginepowercanbeinuencedbythetypeofcouplingusedwiththecoolingfan.
Technical information
PERFORMANCE DIAGRAMS