Product Description

The Cummins NTA855-G1A Generator Drive Engine is a powerful and efficient diesel engine for generator sets, built to handle demanding power generation requirements. Operating at 1500 rpm (50Hz), it delivers 264 kW prime power and up to 291 kW standby power, making it suitable for both continuous and backup operations.

Featuring a turbocharged and aftercooled configuration, the NTA855-G1A offers enhanced combustion efficiency, lower fuel consumption, and high torque performance. Manufactured by Chongqing Cummins Engine Co., Ltd., this genuine Cummins generator engine is designed for durability, global serviceability, and consistent output in critical applications.

Specifications

• Engine Model: Cummins NTA855-G1A
• Type: 4-Cycle, Inline 6-Cylinder, Turbocharged & Aftercooled
• Displacement : 14 L (855 in³)
• Bore × Stroke : 140 × 152 mm (5.5 × 6.0 in)
• Compression Ratio: 14.5:1
• Rated Speed: 1500 rpm (50Hz)
• Prime Power: 264 kW (350 HP)
• Standby Power: 291 kW (390 HP)
• Torque: 1662–1853 N·m
• Dry Weight: 1300–1410 kg
• Wet Weight: 1350–1510 kg
• Fuel System: Cummins PT Direct Injection
• Fuel Consumption @100% Load: 61.3 L/h (50.9 kg/h)

Product Advantages

• Higher Output – Compared with the NTA855-G1, the G1A provides increased power (up to 291 kW standby).
• Efficient Fuel Performance – PT fuel system ensures precise fuel delivery and optimized efficiency.
• Durability and Strength – Turbocharged & aftercooled design enhances thermal stability and service life.
• Reliable Power Generation – Built for continuous operation in heavy-duty generator sets.
• Service-Friendly – Easy maintenance and worldwide availability of genuine Cummins generator engine parts.

• Versatility – Compatible with both radiator and heat exchanger cooling systems.

Key Features

• Inline 6-cylinder diesel engine for generator set applications.
• Prime power rating of 264 kW at 1500 rpm.
• High torque performance up to 1853 N·m.
• Turbocharged & aftercooled for enhanced efficiency.
• Heavy-duty lubrication and cooling systems.

• Robust 24V starting and charging system.

Applications

The Cummins NTA855-G1A Generator Drive Engine is widely used in:

• Industrial power plants and large-scale manufacturing facilities.
• Commercial buildings such as malls, office complexes, and data centers.
• Backup power supply for hospitals, schools, and government sites.
• Mining and construction projects requiring continuous power.

• Remote area power generation in off-grid installations.

Product Availability

The Cummins NTA855-G1A Generator Drive Engine is available through Cummins’ authorized global network. Customers benefit from reliable delivery, comprehensive technical support, and guaranteed supply of genuine Cummins generator engine parts to keep power generation operations running at peak performance.