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Outline Drawing

This outline drawing is provided for general reference only and is not intended for design or installation. See installation manual and obtain outline drawing number 500-3799 for more information (available from your Distributor/Dealer). Design 4-cycle, water-cooled diesel Cylinders 4 Turbocharged

Marine engine Detail

Bore 4.2 in (106.5 mm) Stroke 5.00 in (127 mm) Displacement 275 in 22 Gal/min (84 L/min) Max Raw Water Lift 10 ft (3 m) Starting System Remote 3-wire, 12 V starting battery required, 640 CCA; 24 V optional Fuel Consumption No. 2 diesel fuel, Gal/hr (L/hr) 1/4 Load 1.5 (5.8)
3 (4.5 L) Compression Ratio 17.6:1 Power (Max) SAEJ1349 at 1800 RPM 107 hp (80 kW) 1/2 Load 2.8 (10.7) 3/4 Load 4.0 (14.3) Full Load 5.2 (19.7) Max Fuel Lift 10 ft (3 m) Lube Oil Capacity 13.3 qt (12.6 L) Fuel Injection Pump Stanadyne DE-10 Coolant Flow Rate 25 Gal/min (94 L/min) Combustion Chamber Direct injection Raw Water Flow Rate

Alternator Detail

Rotor Dynamically balanced assembly; direct-coupled to engine by flexible drive discs; supported by prelubricated, maintenance-free ball bearing Design Onan brushless, revolving field, 4-pole alternator; rigidly coupled to engine and permanently aligned Exciter System Brushless with 8-pole stator mounted in endbell; rotating rectifier assemblies are encapsulated for protection from adverse environments Cooling Direct drive centrifugal blower Insulation System Class H per NEMA MG1-1.65 and BS 5000 Voltage Regulator Solid state, circuit marine board encapsulated for corrosion protection Stator Skewed stator and 2/3 pitch windings minimize field marine heating and voltage harmonics; resin-coated for corrosion protection

Genset Detail

Operating Environment Gensets are durability tested at maximum ambient air temperature: 122 Frequency Regulation Isochronous Steady-State Voltage Deviation is less than +/-1% per ISO 8528-5
o Steady-State Frequency Band is less than 0.5% per ISO 8528-5 F (50
o o C); raw water temperature: 100 Sound Level F (37.8
o C) 72 dB(A)* * Full load at 1 m, with optional Onan sound shield © 2004 Cummins Power Generation Specifications subject to change without notice A-1466a (10/04)