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The Weichai WD12 Series Marine Diesel Engine is engineered for demanding marine applications, delivering robust power and exceptional fuel efficiency. With rated powers ranging from 220 kW (294 hp) to 294 kW (394 hp), these engines ensure optimal performance and reliability for various marine vessels.
Key Features
- Enhanced Power: Features an extended stroke design, increasing power output while maintaining efficiency.
- Robust Design: Built with a sturdy frame-type main bearing structure to withstand marine environments, ensuring durability and extended service life.
- Low Maintenance: Designed for ease of maintenance, reducing downtime and operational costs.
- Compliance: Meets IMO Tier II emission standards, contributing to environmental sustainability without compromising performance.
- Versatility: Suitable for various marine applications, including passenger ships, fishing boats, and inland river transport vessels.
P2 Duty Cycle
- Application: Continuous
- Engine Load Variations: Varies per model specifications
- Average Engine Load Factor: Varies per model specifications
- Annual Working Time: Varies per model specifications
- Time at Full Load: Varies per model specifications
Technical Specifications
| Model | WD12 Series |
|---|---|
| Type | Inline, four-stroke, turbocharged and aftercooled |
| Displacement | 11.596 liters |
| Bore x Stroke | 126 mm x 155 mm |
| Rated Power | 220 kW (294 hp) to 294 kW (394 hp) at 1,500-2,150 RPM |
| Fuel System | Mechanical pump |
| Emission Standard | IMO Tier II |
| Idle Speed | Approximately 650 RPM |
| Rotation (facing the flywheel) | Counter-clockwise |
| Dimensions (L x W x H) | Approximately 1,534 mm x 807 mm x 1,512 mm |
| Dry Weight | Approximately 1,100 kg |
Operating Conditions
- Ambient Temperature: 25°C (77°F) – Max: 45°C (113°F)
- Barometric Pressure: 100 kPa
- Relative Humidity: 30% R
- Raw Water Temperature: 25°C (77°F) – Max: 32°C (90°F)
- Fuel Density: 0.840 ± 0.005 kg/L
- Lower Calorific Power: 42,700 kJ/kg
Applications
The Weichai WD12 Series Marine Diesel Engine is ideal for the following applications:
- Passenger ships
- Fishing boats
- Inland river transport vessels
- High-speed boats
- Auxiliary power units for various marine crafts
