Engines Z 7204, Z 7205


Options: Air compressor; Coolant heater; Clutch; Air-condition Compressor

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Technical parameters

TYPE Z 7204 Z 7205
Rated engine power (kW / HP) - ECE 24 R 03 45 / 61 45 / 61
Aspiration turbocharged turbocharged with intercooler
Interstage cooling no air / air
Oil heat control no no
Number of cylinder 4 4
Volume (cm3) 4 156 4 156
Bore / stroke (mm) 105 / 120 105 / 120
Rated speed (RPM) 2 200 2 200
Max output (RPM) 2 460 2 460
Idling speed output (RPM) 750 + 25 800 + 25
(CR) compression ration 17,0 17,8
Injection pumping sequence 1 - 3 - 4 - 2 1 - 3 - 4 - 2
Pre-injection angle (◦) 11,0 ± 0,5 12,0 ± 0,5
Fuel consumption ration at rated engine power (g/kW.h) 257 270
Max. torque (Nm) 265 265
Torque reserve (%) 35,7 35,7
Engine lubrication

forced feed lubrication, gear pump / gerotor

forced feed lubrication, gear pump / gerotor
Max. oil consumption after 100 engine hours(g/kW.h) 0,7 0,7
Oil pressure rated RPM (MPa) 0,2 - 0,5 0,2 - 0,5
Min. oil pressure (MPa) 0,05 0,05
Cooling system liquid liquid
Mechanical air ventilator yes yes
Viscous coupling air ventilator no no
Emission TIER II TIER III A

Capability diagrams


See also other engines