Zetor 4320 - Page 72

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MAIN TECHNICAL PARAMETERS
TECHNICAL DATA OF ENGINES Z 5201, Z 7201, Z 7701, Z 7301
Tractor model Unit
Z 3320 / 3340 Z 5320 / 5340 Z 6320 / 6340 Z 7320 / 7340 Turbo
Engine model Z 5201 Z 7201 Z 7701 Z 7301
Engine type diesel, four stroke with direct fuel injection
Engine execution in line, water - cooled
Number of cylinders 3 4 4 4
Displacement cm
3
2696,5 3922 3922 3922
Bore x stroke mm 102x110 102x110 102x120 102x120
Rated speed min
-1
2200
Ignition sequence 1-3-2 1-3-4-2
Compression ratio 17
Max. overrun min
-1
2440
Low idle speed min
-1
700-50
Engine power kW 33,1 46 51 58
Specific fuel consumption at rated
speed g.kW
-1
.h
-1
251 249 245 242
Engine lubrication pressure type with splashing
Max. engine oil consumption after
100 hour running in g.kW
-1
.h
-1
0,8 0,9
Engine oil pressure at rated speed
and oil temperature 90°C MPa 0,2-0,5
Min. oil pressure at 700 RPM and
oil temperature 80°C MPa 0,05
Coolant temperature °C 80-95
Valve gear OHV
Oil cleaner full flow
Fuel cleaner full flow
Injection pump
PP3M85K1e-3143 PP4M85K1e-3145 PP4M9K1e-3137 PP4M9K1e-3149
Nozzle DOP 160 S 430-1436
Injector opening pressure MPa 18,6 - 0,8
Timing angle ° 25 + 1
Valve clearance measurement at
cold engine
- suction
- exhaust
mm
mm
0,25 ± 0,05
0,25 ± 0,05