Guangdong Honny Power-Tech Co., Ltd.
Main products:Cummins Generator,Silent Type Genset
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Contact Us
  • Contact Person : Mr. Cui Bruce
  • Company Name : Guangdong Honny Power-Tech Co., Ltd.
  • Tel : 86-769-22780359
  • Fax : 86-769-22780357
  • Address : Guangdong,Dongguan,North Industrial Park, Songshan Lake, Dongguan City, Guangdong Province, China
  • Country/Region : China
  • Zip : 523080

Diesel Engine PTA780-G3 Prime 320kW

Diesel Engine PTA780-G3 Prime 320kW
Product Detailed
PTA780-G3 diesel engine, Prime output 320kW, large horsepower, low weight, small size, low fuel consumption, low maintenance co

Googol PTA780-G3 diesel engine: Displacement: 12.8L

Prime Output (PRP): 320kW

 Standby Output (LTP): 355kWCooling System: Fan with Radiator Flywheel: SAE-1 Four Stroke Bore*Stroke: 170*195

Speed:1500rpm

Engine ModelPTA780-G1PTA780-G3
Speed (rpm)15001500
Frequency (Hz)5050
Engine Standby Output (kW)330355
Engine Prime Output (kW)300320
Fan Reduction (kW)1414
Net Standby Output (kW)316341
Net Prime Output (kW)286306
Standby Electrical Generation Output (kVA) 367.5396.25
Standby Electrical Generation Output (kW) 294317
Prime Electrical Generation Output (kVA) 332.5356.25
Prime Electrical Generation Output (kW) 266285
Typical  Alternator Efficiency 93%93%
Typical Power Factor0.80.8
Basic Performance Datasheet  
Aspiration TypeTurbocharged, air-water aftercooledTurbocharged, air-water aftercooled
Injection TypeDirect InjectionDirect Injection
ConfigurationIn lineIn line
No. of Cylinders66
Displacement (l)12.812.8
Bore (mm)128128
Stroke (mm)166166
Compression Ratio1:15.51:15.5
Piston Speed (m/s)8.38.3
Rotation Direction (from flywheel)Counter ClockwiseCounter Clockwise
Static Speed Droop ≤ 5%≤ 5%
Flywheel House SizeSAE1-14SAE1-14
Lubrication System  
Lube Oil SpecificationAPI-CF4API-CF4
Oil Capacity (l)4040
Max. Premissiable Oil Temperature (°C)110110
Oil Pressure Warning (bar)2020
Oil Pressure Shutdown (bar)1616
Cooling System  
Coolant Capacity for Engine (l)1818
Max. Prenissiable Temperature  (°C)9090
Max. Coolant Warning Temperature  (°C)9595
Max. Coolant Shutdown Temperature  (°C)105105
Thermostat Open Temperature (°C)8282
Flow of Coolant pump (m³/h)2424
Fuel System  
Governor TypeElectrical Electrical 
Fuel Consumption at 25% of Full Load (l/h)19.220.5
Fuel Consumption at 50% of Full Load (l/h)35.938.3
Fuel Consumption at 75% of Full Load (l/h)54.257.8
Fuel Consumption at 100% of Full Load (l/h)74.679.5
Intake & Exhaust System  
Combustion Air Consumption (m³/h)17441861
Max. Intake Restriction (mbar)20.520.5
Max. Exhaust Temperature (°C)475495
Max. Exhaust Back Pressure (mmHg)7676
Exhaust Gas Flow  (m³/h)41194431
Exhaust Flange Diameter (mm)125125
Electrical System  
Charging Alternator Voltage (V)2828
Charging Alternator Capacity (A)3535
Starting Voltage (V)2424
Starting Motor Capacity (kW)6.66.6
Minimum Battery Capacity (Ah)2*1502*150
Engine Dimension  
Length (mm)17451745
Width (mm)900900
Height (mm)11961196
Engine Dry Weight w/o Cooling System925925

Diesel Engine PTA780-G3 Prime 320kW



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