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LPW Fan-Flywheel G Build Engines

Fixed Speeds
1500 | 1800 | 3000 | 3600 r/min

7.5 – 37.5 kw  |  10.1 – 50.3 bhp

Range
LPW2
LPW3
LPW4
LPWT4


Download the Engine Data Sheet

The Alpha series 'fan to flywheel' range allows customers to remotely mount a machine radiator cooling package, making this an ideal solution for compact engine installations.

Specifically designed as a Power generating engine suitable for use in unregulated emissions territories. It is durable, reliable and easy to maintain with oil and filter changes up to 500 hours, dependant on operational conditions.

It is approved for continuous operation in ambient temperatures up to 52°C (122°F) with a cold start capability down to -32°C (-25.6°F).


The Lister Petter LPW Fan-Flywheel G build engines come with the following items as standard:-

  •  inlet and exhaust manifolds
  • fuel lift pump
  • mechanical governing
  • self-vent fuel system with individual
  • fuel Injection pumps
  • fuel filter / agglomerator
  • thermostatically controlled cooling system with belt driven coolant pump
  • engine mounted pusher cooling fan and drive belt
  • gear driven positive displacement type
  • lubricating oil pump
  • spin on full flow lubricating oil filter
  • high inertia flywheel to SAE J620: 7.5'
  • SAE 5 flywheel housing
  • 12V Starter motor
  • 12V battery charge alternator
  • oil pressure and coolant temperature switches
  • fuel control solenoid (energised to run)
  • skid base packing
  • operators hand book (English)

Full Engine Specifications:

Power Output

LPW2 Engine LPW3 Engine LPW4 Engine LPWT4 Engine
RPM 1500* 1800* 1500* 1800* 1500* 1800* 1500* 1800*
Continuous Power kWm 7.5 9.3 11.3 13.9 15.0 18.6 18.9 24.2
bhp 10.1 12.5 15.2 18.6 20.1 24.9 25.3 32.4
Fuel Stop kWm 8.2 10.2 12.4 15.3 16.5 20.3 20.9 26.9
bhp 11.0 13.7 16.6 20.5 22.1 27.2 28.1 36.0

Fuel Consumption

LPW2 Engine LPW3 Engine LPW4 Engine LPWT4 Engine
Load 1500* 1800* 1500* 1800* 1500* 1800* 1500* 1800*
g/kWh 100% 224.0 247.1 261.0 242.8 253.2 237.2 208.9 211.7
75% 224.0 250.4 261.0 245.0 255.3 237.2 207.4 212.9
l/h 100% 2.0 2.5 3.2 3.7 4.1 4.8 4.7 6.1
75% 1.5 1.9 2.4 2.8 3.1 3.6 3.5 4.6

Technical Data

LPW2 Engine LPW3 Engine LPW4 Engine LPWT4 Engine
Type of fuel injection Direct Direct Direct Direct
Number of cylinders 2 3 4 T4
Aspiration Natural Natural Natural Turbocharged
Direction of rotation looking on flywheel end Anti clockwise Anti clockwise Anti clockwise Anti clockwise
Compression ratio 18.5:1 18.5:1 18.5:1 16.2:1
Number of flywheel ring gear teeth 96 96 96 96
Nominal cylinder bore mm 86.0 86.0 86.0 86.0
in 3.39 3.39 3.39 3.39
Stroke mm 80.0 80.0 80.0 80.0
in 3.39 3.39 3.39 3.39
Total cylinder capacity litre 0.930 1.395 1.860 1.860
in 3 56.75 85.13 113.5 113.5
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

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