No. | Tech Indicator | Description |
1 | Cetane number range | 0 to 100 (Typical testing CN range: 30 to 65) |
2 | Cast iron cylinder bore (diameter) | 82.55mm (3.250 inch) |
3 | Piston stroke | 114.3mm (4.50 inch) |
4 | Compression ratio range:adjustable | 8: 1 to 36: 1 by external handwheel assembly |
5 | Cylinder displacement | 0.61L (37.33 in3) |
6 | Cylinder jacket coolant temperature | 100℃ ± 2℃ (212℉ ± 3℉) |
7 | Engine speed | 900 rpm ± 9 rpm |
8 | Injection Timing | 13° ± 0.2° BTDC |
9 | Injection pressure | 10.3 MPa ± 0.34 MPa (1500 psi ± 50 psi) |
10 | Injection flow rate | 13ml/min ± 0.2 ml/min |
11 | Injector coolant passage temperature | 38℃ ± 3℃ (100℉± 5℉) |
12 | The clearance for both intake and exhaust valves (Engine running and hot) | 0.2mm ± 0.025mm (0.008 in.± 0.001 in.) |
13 | Intake air temperature | 66℃ ± 0.5℃ (150℉ ± 1℉) |
14 | Lubricating oil temperature | 57℃ ± 8℃ (135℉ ± 15℉) |
15 | Lubricating oil pressure | 172kPa to 207kPa(25psi to 30psi) |
16 | Basic Compression Pressure | 3275kPa ± 138kPa (475psi ± 20psi) |
17 | Crankcase internal pressure | 0.25 to 1.5 kPa less than atmospheric pressure |
18 | Operating conditions | 15℃ to 35℃,20% to 80% relative humidity (non-condensing) |
19 | Electrical specifications | 380V, 50Hz,properly grounded |
20 | Dimensions & Weight | 1550mm(W)×900mm(D)×1720mm(H),1200kg |
Average cetane number level* | Repeatability (r) Limits, Cetane number | Reproducibility (R) Limits , Cetane number | ||
40 | 0.8 | 2.8 | ||
44 | 0.9 | 3.3 | ||
48 | 0.9 | 3.8 | ||
52 | 0.9 | 4.3 | ||
56 | 1.0 | 4.8 | ||
Note: Values for cetane numbers intermediate to those listed above, may be obtained by linear interpolation. |