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KTA50-G3
Cummins

The Cummins KTA50-G3 is a premium 50-liter, V16 heavy-duty diesel engine designed specifically for demanding generator-drive (G-Drive) applications. Renowned for its robust performance, exceptional fuel efficiency, and legendary durability, this 16-cylinder powerhouse provides reliable prime, standby, and continuous power for critical facilities and large-scale operations worldwide. Engineered to excel in the harshest environments, the KTA50-G3 delivers the confidence of uninterrupted power supply, backed by global Cummins support.
Power Ratings:
50Hz (1500 RPM): Prime Power: 1028-1097 kW (1378-1470 HP); Standby Power: 1141-1227 kW (1530-1645 HP).
60Hz (1800 RPM): Prime Power: 1123 kW (1505 HP); Standby Power: 1262 kW (1692 HP).
The KTA50-G3 is purpose-built as the prime mover for industrial and commercial diesel generator sets. Its dual-frequency (50Hz/60Hz) design makes it a versatile global power solution for a wide range of critical and high-demand sectors.
Mission-Critical Facilities: Provides reliable prime or standby power for data centers, hospitals, telecommunications hubs, and large government buildings where power continuity is non-negotiable.
Industrial Power Generation: Serves as the primary power source for mining sites, oil & gas fields, large manufacturing plants, and utilities requiring robust on-site generation.
Major Commercial & Infrastructure Projects: Powers large construction sites, commercial complexes, and water treatment plants, often deployed in containerized or mobile configurations for flexibility.
Specialized G-Drive Applications: Also suited for dynamic UPS systems, rail power, and marine auxiliary power due to its stable performance and high power density.
1. Robust Heavy-Duty Architecture & Integrated Design
Built on the proven Cummins K-Series platform, the engine features a rugged cast-iron cylinder block and an integrated design for the cylinder block and head. This design philosophy reduces the total number of parts by up to 40% compared to older generation engines, significantly enhancing structural integrity, reducing potential leak points, and extending overall service life.
2. Advanced Combustion with PT Fuel System & Turbocharging
The engine utilizes the renowned Cummins PT (Pressure-Time) direct injection fuel system, known for its mechanical simplicity, precise fuel delivery, and reliability even with varying fuel qualities. Coupled with high-efficiency turbocharging and air-to-air aftercooling (TTA), the system forces a greater mass of cool, dense air into the combustion chambers. This synergy optimizes the air-fuel mix for exceptionally clean and efficient combustion, resulting in outstanding fuel economy as low as 202 g/kWh and lower exhaust emissions.
3. Intelligent Control for Superior Performance
Equipped with a precise electronic governor, the engine ensures excellent steady-state frequency regulation (typically within ±0.25%), which is critical for sensitive electrical equipment. Advanced electronic controls provide real-time monitoring, diagnostics, and stable operation under varying loads. The engine's design is highly adaptable to extreme conditions, performing reliably at high altitudes (up to 1000m without derating) and in ambient temperatures up to 50°C (122°F).

The Cummins KTA50-G3 is a premium 50-liter, V16 heavy-duty diesel engine designed specifically for demanding generator-drive (G-Drive) applications. Renowned for its robust performance, exceptional fuel efficiency, and legendary durability, this 16-cylinder powerhouse provides reliable prime, standby, and continuous power for critical facilities and large-scale operations worldwide. Engineered to excel in the harshest environments, the KTA50-G3 delivers the confidence of uninterrupted power supply, backed by global Cummins support.
Power Ratings:
50Hz (1500 RPM): Prime Power: 1028-1097 kW (1378-1470 HP); Standby Power: 1141-1227 kW (1530-1645 HP).
60Hz (1800 RPM): Prime Power: 1123 kW (1505 HP); Standby Power: 1262 kW (1692 HP).
The KTA50-G3 is purpose-built as the prime mover for industrial and commercial diesel generator sets. Its dual-frequency (50Hz/60Hz) design makes it a versatile global power solution for a wide range of critical and high-demand sectors.
Mission-Critical Facilities: Provides reliable prime or standby power for data centers, hospitals, telecommunications hubs, and large government buildings where power continuity is non-negotiable.
Industrial Power Generation: Serves as the primary power source for mining sites, oil & gas fields, large manufacturing plants, and utilities requiring robust on-site generation.
Major Commercial & Infrastructure Projects: Powers large construction sites, commercial complexes, and water treatment plants, often deployed in containerized or mobile configurations for flexibility.
Specialized G-Drive Applications: Also suited for dynamic UPS systems, rail power, and marine auxiliary power due to its stable performance and high power density.
1. Robust Heavy-Duty Architecture & Integrated Design
Built on the proven Cummins K-Series platform, the engine features a rugged cast-iron cylinder block and an integrated design for the cylinder block and head. This design philosophy reduces the total number of parts by up to 40% compared to older generation engines, significantly enhancing structural integrity, reducing potential leak points, and extending overall service life.
2. Advanced Combustion with PT Fuel System & Turbocharging
The engine utilizes the renowned Cummins PT (Pressure-Time) direct injection fuel system, known for its mechanical simplicity, precise fuel delivery, and reliability even with varying fuel qualities. Coupled with high-efficiency turbocharging and air-to-air aftercooling (TTA), the system forces a greater mass of cool, dense air into the combustion chambers. This synergy optimizes the air-fuel mix for exceptionally clean and efficient combustion, resulting in outstanding fuel economy as low as 202 g/kWh and lower exhaust emissions.
3. Intelligent Control for Superior Performance
Equipped with a precise electronic governor, the engine ensures excellent steady-state frequency regulation (typically within ±0.25%), which is critical for sensitive electrical equipment. Advanced electronic controls provide real-time monitoring, diagnostics, and stable operation under varying loads. The engine's design is highly adaptable to extreme conditions, performing reliably at high altitudes (up to 1000m without derating) and in ambient temperatures up to 50°C (122°F).
