Woodward 8552-623G
- Product Name: UG-8 Series Mechanical-Hydraulic Governor
- Product Description: A heavy-duty mechanical-hydraulic governor designed for speed control of medium-sized diesel and gas engines. It combines mechanical simplicity with hydraulic amplification for reliable, precise speed regulation in demanding environments.
- Technical Specifications:
- Governor Type: Mechanical-hydraulic, flyweight-operated
Detailed content
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- Speed Range: 700–1500 RPM (configurable)
- Control Mode: Isochronous or droop (adjustable)
- Fuel Rack Stroke: 32 mm (1.25 in)
- Operating Temperature: -40 °C to +85 °C
- Oil Capacity: 1.4 L (0.37 gal)
- Weight: 13.6 kg (30 lbs)
- Key Features:
- Self-Contained Hydraulics: Integral oil pump and reservoir eliminate external hydraulic lines, reducing leaks.
- Stable Speed Regulation: Flyweight design maintains accurate speed control under varying load conditions.
- Integrated Safety: Built-in overspeed trip and fuel limiters protect the engine from damage.
- Robust Construction: Cast iron housing and hardened internal components withstand high vibration and harsh conditions.
- Applications:
- Marine Propulsion: Main engines on medium-sized commercial vessels and workboats.
- Power Generation: Medium-sized industrial generators for utility and cogeneration plants.
- Industrial Machinery: Prime movers for large pumps, compressors, and other heavy-duty industrial equipment.












