Chapter I Technical Characteristics; Technical Parameters For 4Dw(B00) Diesel Engine & Its Variants - FAW Jiefang Automotive 485 Operation & Maintenance Manual

Chapter I Technical Characteristics

I. Technical parameters for 4DW(B00) diesel engine & its variants
1 Model/designation
2 Type
3 Aspiration mode
4 Ignition sequence
Cylinder diameter (mm) × piston stroke
5
(mm)
6 Piston total displacement (L)
7 Rated power (kW)
8 Rated speed (r/min)
9 Max. torque (N·m)
10 Speed at max. torque (r/min)
11 Minimum steady idling speed (r/min)
12 Steady regulation rate (%)
Minimum fuel consumption at full load
13
(g/kW·h)
Consumption ratio of engine-oil to fuel-oil
14
(%)
15 Maximum smoke at full load (Bosch)
16 Free acceleration smoke (Bosch)
Crankshaft rotation
17
towards flywheel)
18 Lubrication mode
19 Starting mode
Overall dimensions
20
housing) L × W × H (mm)
21 Net weight (kg)
Note: Declared power denotes the power, under atmospheric pressure of 100kPa (750 mmHg),
ambient temperature of 25℃ and relative humidity of 30%, and without air filter and muffler,.
When atmosphere condition is different from standard atmosphere, check-calculation should be
made as per GB/T6072.1-2001 《Performance of Reciprocating Internal Combustion Engine, Part
1: Declaration and Testing Methods of Standard Basic Information, Power, Fuel and Engine Oil
Consumption》.
4DW81-46/B01
4-cylinder, in line, 4-stroke, water-cooled, direct-injection
3000
direction (viewing
(excluding clutch
4DW81-50/B05 4DW81-49/B71
Natural air-suction
1-3-4-2
85×95 85×100
2.16 2.27
34 37 36
3200 3000
124.3 131
2200 1900
800 ± 50
≤ 10
≤ 235
0.8
≤ 3.5
≤ 3.0
Anticlockwise
Pressure lubrication & splash lubrication
By electricity
696 × 492 × 650
205
6
DW91-63/B41 4DW91A63/B45
90×100
2.54
46
3200
155
2100