Product Description

The Cummins 6LTAA8.9-G3 Generator Drive Engine is an 8.9L, 6-cylinder, turbocharged and charge-air cooled diesel engine manufactured by Dongfeng Cummins. Delivering 230–250 kW at 1500 rpm and 255–282 kW at 1800 rpm, it is a high-performance choice for large generator sets requiring robust, fuel-efficient, and reliable power.

With its BYC P7100 fuel system and electronic governor, the 6LTAA8.9-G3 ensures optimized combustion, precise frequency regulation, and excellent durability under continuous operation.

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Specifications

• Engine Model: Cummins 6LTAA8.9-G3
• Application: Generator Drive Engine
• Displacement: 8.9 L
• Configuration: 6-cylinder, in-line, 4-cycle
• Bore × Stroke: 114 × 145 mm
• Compression Ratio: 16.6:1
• Aspiration: Turbocharged & Charge-Air Cooled
• Fuel System: BYC P7100 Direct Injection with Electronic Governor

• Governor Regulation: ≤5%

Power Ratings:

• (50Hz): Standby: 250 kW/ 335 HP @1500 rpm; Prime: 230 kW/ 308 HP @1500 rpm

• (60Hz): Standby: 282 kW/ 378 HP @1800 rpm; Prime: 255 kW/ 342 HP @1800 rpm

Fuel Consumption:

• 1500 rpm: 100% Load (250/230 kW): 59 / 54 L/h

• 1800 rpm: 100% Load (282/255 kW): 70 / 62 L/h

Lubrication System:

• Oil Capacity (sump + filters, min): 27.6 L
• Normal Oil Pressure: 276–414 kPa

• Max Oil Temperature: 121 °C

Cooling System:

• Coolant Capacity (engine only): 11.1 L
• Thermostat Range: 82–95 °C

• Max Coolant Temp: 104 °C (standby) / 100 °C (prime)

Weight: ~650 kg (dry)

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Product Advantages

• High Output Range – Provides 230–282 kW for large gensets.
• Fuel Efficiency – Optimized fuel consumption between 54–70 L/h.
• Charge-Air Cooling – Ensures efficient combustion and durability.
• Stable Performance – Electronic governor with ≤5% regulation.

• Reliable Design – Built on proven Cummins L Series platform.

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Key Features

• Turbocharged & charge-air cooled for maximum efficiency.
• Dual-speed ratings for 1500/1800 rpm.
• Heavy-duty 6-cylinder inline design.
• BYC P7100 fuel system with electronic governor.

• Certified to GB/T18297 performance standards.

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Applications

The Cummins 6LTAA8.9-G3 Diesel Engine for Generator Sets is ideal for:

• Commercial Power – data centers, telecom, shopping centers.
• Industrial Applications – mining, factories, and oilfields.
• Community Power – hospitals, utilities, and housing estates.

• Rental & Mobile Generators – heavy-duty, high-output genset solutions.

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Product Availability

The Cummins 6LTAA8.9-G3 Generator Drive Engine is available worldwide with genuine Cummins warranty, after-sales service, and spare parts, ensuring efficient and reliable power generation.