型号 Model

395BD

495BD

495BZD

4100BD

4102ZD

气缸数 Number of cylinders

3

4

4

气缸直径 Cylinder bore (mm)

95

95

95

100

102

活塞行程 Piston stroke (mm)

115

总排量 Total displacement(L)

2.45

3.26

3.26

3.61

3.76

压缩比 Compression ratio

16.5:1

16.5:1

17.5:1

17.5:1

发火次序 Firing order

1﹣3﹣2

1-3-4-2

标定转速 Rated speed(r/min)

1500(1800)

1500

1500(1800)

1500

标定功率 Rated power(KW)

20.6(24.8)

28.0(33.0)

34.3

31.6(37.9)

44

1小时功率 One hour power(KW)

23.5(27.3)

30.8(36.3)

37.7

34.8(38.5)

47

额定燃油消耗率 Specific fuel consumption(g/KW.H)

≤251.6

≤242

稳定调速率 Steady speed regulation

≤5%

瞬态调速率 Instantaneous speed regulation

≤10%

≤7%

转速稳定时间 Time required to steady speed(s)

≤5%

转速波动率 Fluctuation rate of speed

±0.5%

净质量 Net mass(Kg)

300

330

370

340

360