Yanmar 6HAL2-N Diesel Engine

The Yanmar 6HAL2‑N is a robust and efficient power generation package powered by Yanmar proven 6-cylinder, 4-stroke diesel engine. Rated at 115 kW electrical output at 1500 RPM (producing approximately 125 kVA), this engine-generator combination delivers dependable, continuous power for commercial and industrial applications where reliability and fuel economy are critical.

Built on Yanmar legacy of durable diesel engineering, the 6HAL2-N features a water-cooled, turbocharged, direct-injection engine optimized for steady speed operation at 1500 RPM — a standard frequency for many global power systems. This design ensures excellent fuel efficiency and stable voltage regulation under varying load conditions, making it suitable for primary power, backup standby, and peak-shaving applications.

The engine rugged construction, including a heavy-duty cast-iron block, high-performance cylinder head, and precision-engineered internal components, provides exceptional long-term reliability even under demanding operating environments. With a compact footprint and engineered balance between power density and mechanical durability, the 6HAL2-N is ideal for industrial plants, construction sites, commercial facilities, and remote installations where dependable electrical power is essential.

The generator end of the package is matched to the engine’s performance characteristics and is equipped with quality alternator components to ensure clean, stable electrical output. Coupled with advanced control systems and protective features, the Yanmar 6HAL2-N set offers operators peace of mind with straightforward operation and simplified maintenance procedures.

Whether used for continuous prime power, emergency backup power, or hybrid power systems, the Yanmar 6HAL2-N delivers reliable, efficient performance backed by global support and spare parts availability — making it a trusted choice for long-term power generation solutions in commercial and industrial settings.

Technical Specifications

Engine Model: Yanmar 6HAL2-N
Type: 4-stroke, water-cooled diesel
Cylinders: 6 in-line
Aspiration: Turbocharged (turbocharger with air-to-air aftercooling)
Bore × Stroke: 105 mm × 115 mm
Displacement: ~5.30 liters
Rated Speed: 1500 RPM
Governor: Mechanical or electronic (depending on configuration)
Fuel System: Direct injection
Cooling System: Water-cooled jacket & heat exchanger

Power Output

Generator Output (Standby / Prime): ~125 kVA / 115 kW
Rated Frequency: 50 Hz (standard at 1500 RPM)
Voltage: Typically 400 V (3-phase)
Power Factor: 0.8 (lagging)

Performance

Electrical Efficiency: High fuel efficiency at rated load
Voltage Regulation: ±1 % (with AVR)
Speed Regulation: ±0.5 % (engine governor)

Generator / Alternator

Type: Brushless synchronous alternator
Insulation Class: H
Cooling: IP23 or IP44 (depending on model)
Protection: AVR and standard protective devices (over/under voltage, over/under frequency, overcurrent, etc.)

Physical Dimensions & Weight

Approx. Dimensions (L × W × H): Variable by configuration (enclosed canopy vs open skid)
Approx. Weight: Typically ~1200 – 1400 kg (depends on configuration)

Systems & Features

Control Panel: Standard integrated control with meters and protective alarms
Fuel Tank: Optional integrated or external fuel tank depending on model
Exhaust System: Water-cooled exhaust manifold
Starting System: 24 V electric starter

Applications

Ideal for:

Industrial power generation
Commercial backup and standby power
Construction site power
Remote and off-grid installations
Continuous and prime power applications

Yanmar 6HAL2-N

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