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The world of construction requires labour diminution
and time saving techniques, which can be perfected by empowering concrete
mixers, hoist attached mixers, construction dumpers, asphalt mixers,
bitumen sprayers with HTC engines for optimum utilisation of time,
labour and money. Engines required in the construction sector have
to withstand the dust and heat and require non-stop performance as
well. Strong and sturdily constructed H.T.C engines guarantee long
life and ensure matchless performance. The rigorous tests they undergo
for output, fuel consumption and endurance at every stage of manufacturing
make them reliable and outstanding in service.
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AIRCOOLED HALF-SPEED DRIVE
DIESEL ENGINES |
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Technical
Specifications |
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| TECHNICAL DATA |
NAVC-6/7 |
NAVF-7/8 |
NAMS-10 |
NAVC-12/14 |
NAVF-14/16 |
NAMS-20 |
NAMS-27/30 |
| No. of Cylinders |
1 |
1 |
2 |
2 |
2 |
2 |
3 |
| BHP |
| 6 |
 |
7 |
| 4.4 |
5.2 |
|
| 7 |
 |
8 |
| 5.2 |
5.9 |
|
| 10 |
 |
10 |
| 7.4 |
7.4 |
|
| 12 |
 |
14 |
| 8.9 |
10.3 |
|
| 14 |
 |
16 |
| 10.3 |
11.8 |
|
| 20 |
 |
20 |
| 13.4 |
13.4 |
|
| 27 |
 |
30 |
| 20.1 |
22.2 |
|
| KW |
| RPM Crankshaft |
1500/1800 |
1500/1800 |
1500/1800 |
1500/1800 |
1500/1800 |
1500/1800 |
1500/1800 |
| RPM Camshaft |
750/900 |
750/900 |
750/900 |
750/900 |
750/900 |
750/900 |
750/900 |
| BORE - mm |
87.5 |
95 |
102 |
87.5 |
95 |
102 |
102 |
| STROKE -mm |
110 |
110 |
116 |
110 |
110 |
116 |
110 |
| Torque at Crankshaft-Kgm |
2.86/2.78 |
3.342/3.183 |
4.77/3.9
8 |
5.730/5.570 |
6.68/6.36 |
9.54/7.96 |
12.89/11.93 |
| Torque at Camshaft-Kgm |
5.73/5.57 |
6.684/6.366 |
9.54/11.46 |
11.459/11.14 |
13.37/12.73 |
17.19/15.91 |
25.78/23.86 |
| Compression Ratio |
0.709027778 |
0.709027778 |
0.70902778 |
0.709027778 |
0.709027778 |
0.70902778 |
0.709027778 |
| Injection Timing- BTDC |
27 -29 |
27-29 |
27-29 |
27-29 |
27-29 |
27-29 |
27-29 |
| Injection Pressure Kg/cm2 |
200 |
200 |
200 |
200 |
200 |
200 |
200 |
| Spec.
fuel consumption g/bhph |
185 |
190 |
190 |
200 |
200 |
200 |
200 |
| Lub. Oil consumption g/bhph |
1.75 |
1.75 |
1.75 |
1.75 |
1.75 |
1.75 |
1.75 |
| Lub. Oil sump capacity -Ltrs. |
2.85/3.4 |
3.4 |
3.4 |
6.8 |
6.8 |
6.8 |
10 |
| Fuel Tank Capacity Ltrs. |
6.5 |
11 |
11 |
11 |
11 |
11 |
50 |
| Weight Nett (Dry)-Kg. |
190 |
195 |
200 |
270 |
270 |
275 |
368 |
| Weight Gross-Kg. |
220/235 |
250 |
265 |
355 |
360 |
375 |
458 |
| Packing case size-mm |
865X660 |
865X660 |
865x660 |
1030X660 |
1030X660 |
1030X660 |
1125X755 |
| |
X940 |
X940 |
x940 |
X940 |
X940 |
X940 |
X940 |
| Volume M3 |
0.5 4 |
0.5 4 |
0.54 |
0.64 |
0.71 |
0.71 |
0.72 |
Illustrations, weights and measurements are approximate
and these specifications are subject to change without prior notice.
MARK I
Drive at half engine speed, gear end.
Hand start, flywheel end
MARK II
Drive at engine speed,gear
end.
Handle start, flywheel end
MARK III
Drive at engine
speed,
flywheel end. Handle start, gear
MARK IV
Drive
at half engine speed
through clutch, gear end.
Handle start, flywheel
end.
MARK V
Drive at engine speed,
through clutch, gear
end.
Handle start, flywheel end