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Rated speed: 1500rpm
Engine model | 4DW81-23D | 4DW91-29D | 4DW92-35D | 4DW93-42D |
Type | 4-cylinder 4-stroke | |||
Air intake type | Natural | Natural | Turbocharged | Turbo& intercool |
Cooling mode | Water cooling | |||
Governor mode | Mechanical& electronic | |||
Bore×Stroke(mm | 85×100 | 90×100 | ||
Compression ratio | 17:1 | |||
Rated speed(rpm) | 1500 | |||
Displacement(L) | 2.27 | 2.54 | ||
Rated power(without fan)(kW) | 17 | 21 | 26 | 31 |
Standby power(without fan)(kW) | 19 | 23 | 29 | 34 |
Fuel consumption(g/kWh) | 240 | 240 | 230 | 216 |
Oil consumption(L/h) | 0.05 | 0.05 | 0.04 | 0.04 |
Steady state speed regulation(%) |
5 | 5 | 5 | 5 |
Oil capacity including filter(L) | 7.8 | 8 | 8 | 8 |
Emission compliant | Stage | |||
The flywheel shell interface | SAE4 | |||
Flywheel for 7.5& 10flexible coupling | ||||
Dry weight of base(kg) | 220 | 220 | 240 | 240 |
Dry weight of Gen Pac(kg) | 240 | 240 | 260 | 280 |
Overall dimension(base)(mm) | 750×555×680 | 750×555×680 | 750×600×735 | |
Overall dimension(G.P)(mm) | 920×610×760 | 1120×810×760 | ||
Fan consumptionkW | 1.2 | 1.6 | 1.8 | 2 |
27 air consumptionm3/min | 1.4 | 1.7 | 2.1 | 2.4 |
Heat rejection of exhaustkW | 17.2 | 17.4 | 20.6 | 23.1 |
Exhaust gas temperature after turbine | 550 | 450 | 450 | 450 |
Exhaust gas flowm3/min | 4.2 | 4.6 | 5.9 | 6.7 |
Heat rejection from enginekW | 1.1 | 1.3 | 1.6 | 1.9 |
Heat rejection of coolantkW | 11 | 13.7 | 16.9 | 17.1 |
Base configuration | Standard configuration(add on the base) | |||
Engine with fan | Intake and exhaust sysytem: Air filter and connecting pipes; Connecting flang of exhaust pipe | |||
Alternator 500W 14V Starter motor 3.5kW 12V |
Cooling system: Radiator with connecting pipes; Fan guard; Belt guard |
Engine model |
4DW81-28D | 4DW91-38D | 4DW92-42D | 4DW93-50D |
Type | 4-cylinder 4-stroke | |||
Air intake type | Natural | Natural | Turbocharged | Turbo& intercool |
Cooling mode | Water cooling | |||
Governor mode | Mechanical or electronic | |||
Bore×Stroke(mm | 85×100 | 90×100 | ||
Compression ratio | 17:1 | |||
Rated speed(rpm) | 1800 | |||
Displacement(L) | 2.27 | 2.54 | ||
Rated power(without fan)(kW) | 20 | 28 | 31 | 37 |
Standby power(without fan)(kW) | 22 | 31 | 34 | 41 |
Fuel consumption(g/kWh) | 240 | 240 | 230 | 216 |
Oil consumption(L/h) | 0.05 | 0.05 | 0.04 | 0.04 |
Steady state speed regulation(%) | 5 or 3 | |||
Oil capacity including filter(L) | 7.8 | 8 | 8 | 8 |
Emission compliant | Stage |
The flywheel shell interface |
SAE4 | |||
Flywheel for 7.5flexible coupling | ||||
Dry weight of base(kg) | 220 | 220 | 240 | 240 |
Dry weight of Gen Pac(kg) | 240 | 240 | 260 | 280 |
Fan consumptionkW | 2 | 2 | 2 | 2.2 |
Base configuration | Standard configuration(add on the base) | |||
Engine with fan | Intake and exhaust sysytem: Air filter and connecting pipes; Connecting flang of exhaust pipe | |||
Alternator 500W 14V Starter motor 3.5kW 12V |
Cooling system: Radiator with connecting pipes; Fan guard; Belt guard |
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