LPWX Long Running Engines
Unattended Running
Fixed Speeds
1500 | 1800 | 3000 r/min
8.6 – 32.4 kw | 9.4 – 43.4 bhp
Range
LPWX2LR
LPWX3LR
LPWX4LR
Download the Engine Data Sheet
Lister Petter 'Long Running' Systems has been developed to reduce the lifetime cost of operating a generator set for continuous operations in remote unattended sites.
Comprising a unique lubricating oil supply and bypass filtration system to maintain oil quality, providing operational cost savings through reduced maintenance downtime and extension to oil life.
Special Features:
- engines running at 1500/1800 r/min configured for 2000 hrs continuous unattended running
- engines running at 3000 r/min configured for 1000 hrs continuous unattended running
- ambient temperatures up to 52°C (122°F) ▪ cold start capability down to -32°C (-25.6°F)
- diesel fuelled and approved for operation on biodiesel, that conforms with ASTM D6751 and EN14214, concentrations of up to 20%
The Lister Petter LPWX long running engines come with the following items as standard:-
- external engine connections for installation to a remote oil tank
- heavy duty bypass oil filter
- radiator fitted with expansion bottle and fan belt guard
- oil distribution block
- increased capacity heavy duty air cleaner
- Polyvee fan / alternator drive belt
- inlet and exhaust manifolds
- inlet manifold heater plugs
- fuel lift pump
- self-vent fuel system with individual fuel injection pumps
- increased capacity fuel filter / agglomerator
- gear-driven positive displacement type lubricating oil pump
- increased capacity spin-on lubricating oil filter
- 12V starter motor
- 12V battery charge alternator
- safety switches
- fuel control solenoid (energised to run)
- mechanical governing
- flywheel with ring gear
- 7.5' heavy flywheel for 1500 / 1800 r/min
- SAE 5 flywheel housing
- standard skid base packing
- operators' handbook
Optional items
- 124V electrics
A range of options are available that allows you to select a specification that matches your requirements. Please enquire for more information on this option.
Full Engine Specifications:
Power Output
| LPWX2LR Engine | LPWX3LR Engine | LPWX4LR Engine | |||||
|---|---|---|---|---|---|---|---|
| RPM | 1500* | 1800* | 1500* | 1800* | 1500* | 1800* | |
| Continuous Power | kWm | 8.6 | 10.6 | 12.9 | 15.8 | 16.9 | 20.9 |
| bhp | 11.5 | 14.2 | 17.3 | 21.2 | 22.6 | 28.0 | |
| Fuel Stop | kWm | 9.4 | 11.6 | 14.1 | 17.0 | 18.5 | 23.0 |
| bhp | 12.6 | 15.5 | 18.9 | 22.8 | 24.8 | 30.8 | |
Fuel Consumption
| LPWX2LR Engine | LPWX3LR Engine | LPWX4LR Engine | |||||
|---|---|---|---|---|---|---|---|
| Load | 1500* | 1800* | 1500* | 1800* | 1500* | 1800* | |
| g/kWh | 100% | 245 | 231 | 261 | 246 | 271 | 257 |
| 75% | 241 | 229 | 254 | 236 | 262 | 245 | |
| l/h | 100% | 2.3 | 2.7 | 3.7 | 4.3 | 5.1 | 6.0 |
| 75% | 1.7 | 2.0 | 2.7 | 3.1 | 3.7 | 4.3 | |
Technical Data
| LPWX2LR Engine | LPWX3LR Engine | LPWX4LR Engine | |||||
|---|---|---|---|---|---|---|---|
| Type of fuel injection | Direct | Direct | Direct | ||||
| Number of cylinders | 2 | 3 | 4 | ||||
| Aspiration | Natural | Natural | Natural | ||||
| Direction of rotation looking on flywheel end | Anti clockwise | Anti clockwise | Anti clockwise | ||||
| Compression ratio | 19.5:1 | 19.5:1 | 19.5:1 | ||||
| Number of flywheel ring gear teeth | 96 | 96 | 96 | ||||
| Nominal cylinder bore | mm | 86.0 | 86.0 | 86.0 | |||
| in | 3.39 | 3.39 | 3.39 | ||||
| Stroke | mm | 86.0 | 86.0 | 86.0 | |||
| in | 3.39 | 3.39 | 3.39 | ||||
| Total cylinder capacity | litre | 0.999 | 1.499 | 1.998 | |||
| in 3 | 60.96 | 91.47 | 121.93 | ||||
| Crankshaft end thrust (maximum continuous) |
kgf | 180 | 180 | 180 | 180 | ||
| lbf | 400 | 400 | 400 | 400 | |||
| Lubricating oil pressure (mean) with the oil at 110°C (230°F) |
bar | 2.0 | 2.0 | 2.0 | 2.0 | ||
| lbf/in2 | 29 | 29 | 29 | 29 | |||
