| type |
|
four-stroke，direction injection，supercharged diesel engine，water cooling |
| model |
|
6N330-UN |
6N330-SN |
6N330-EN |
8N330-UN |
8N330-SN |
8N330-EN |
| rated power |
KW(PS) |
2207(3000) |
2427(3000) |
2574(3500) |
2942(4000) |
3163(4300) |
3310(4500) |
| rated speed |
r/min |
620 |
| NO.of cylinders |
|
6 |
8 |
| cylinder array |
|
straight line |
| cylinder diameter*stroke |
mm |
330*440 |
| displacement |
L |
225.8 |
301.1 |
| compression ratio |
|
13.5 |
| minimums steady speed |
r/min |
248 |
| mean piston speed |
m/s |
9.09 |
| cooling method |
|
closed water cooling |
| lubricating method |
|
supercharged lubricant |
| mean effective pressure |
Mpa(kgf/cm2) |
1.892（19.29） |
2.081（21.22） |
2.206（22.50） |
1.892（19.29） |
2.081（21.22） |
2.206（22.50） |
| top explosive pressure |
Mpa(kgf/cm2) |
15.20（155.0） |
| firing order |
|
1-2-4-6-5-3（Clockwise） 1-3-5-6-4-2（Anti-clockwise） |
1-4-7-6-8-5-2-3（Clockwise） 1-3-2-5-8-6-7-4（Anti-clockwise） |
| fuel consumption |
g/kw.h (g/ps.h) |
190（140）+3% |
| Rated operating condition，Diesel fuel of low calorific value42.7MJ/kg（10.200kcal/kg) |
| lubricating oil consumption rated |
g/kw.h (g/ps.h) |
1.1（0.8）Rated operating condition |
| Engine N.W |
kg |
30000 |
43000 |
| Exhaust gas temperature(supercharger outlet)(20℃） |
℃ |
360 |
380 |
400 |
360 |
380 |
400 |
| Engine dimension |
length*width*height(mm) |
5248*1875*3627 |
6539*1890*3539 |
