Zetor Proxima Plus Series, Руководство оператора, Страница: 226 / 254

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ESSENTIAL TECHNICAL PARAMETERS
TECHNICAL SPECIFICATIONS OF ENGINES OF THE TRACTORS STAGE IIIA 8V
Model of the tractor Proxima Plus 90 Proxima Plus 100 Proxima Plus 110
Model of the engine 1205 1005 1305
Type of engine
compression ignition, four-stroke engine with direct injection of
fuel, turbo-charged
Design in-line, upright, water-cooled
Number of cylinders 4 4 4
Cubic capacity cm
3
4,156 4,156 4,156
Boring x stroke mm 105x120 105x120 105x120
Nominal speed rpm 2,200 2,200 2,200
Injection order 1-3-4-2 1-3-4-2 1-3-4-2
Compression ratio 17 17 17
Max. overrun speed rpm 2,460 2,460 2,460
Idle speed rpm 800±25 800±25 800±25
Net power at nominal speed
measured acc. to EC24
kW 60 66 74
Specific fuel consumption at the
given power
g.kW
-1
.h
-1
258 255 252
Max. torque (Mt) Nm 351 391 440
Raise of Mt % 35 35 35
Engine lubrication pressure type with gear pump
Maximum consumption of oil after
100 Mh of engine running-in
g.kW
-1
.h
-1
0.7 0.7 0.7
Oil pressure at nominal speed of
the engine and oil temperature 80
°C
MPa 0.2 - 0.5 0.2 - 0.5 0.2 - 0.5
Minimum oil pressure at engine
speed 750 rpm and oil temperature
80 °C
MPa 0.05 0.05 0.05
Max. temperature of cooling fluid °C 106