Digital guide
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Woodward 8522-746
- Product Name: UG-8L Mechanical-Hydraulic Governor
- Product Description: A heavy-duty, self-contained mechanical-hydraulic governor for diesel, gas, and dual-fuel engines. It provides isochronous speed control and fuel regulation for prime movers in industrial and marine applications.
- Technical Specifications:
- Governor Type: Mechanical-hydraulic, flyweight-operated
Detailed content
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- Speed Range: 300–1500 RPM (configurable)
- Control Mode: Isochronous (constant speed)
- Fuel Rack Stroke: 25 mm (1.0 in)
- Operating Temperature: -40 °C to +85 °C
- Oil Capacity: 1.9 L (0.5 gal)
- Weight: 24.9 kg (55 lbs)
- Key Features:
- Self-Contained Oil System: Integral oil pump and reservoir eliminate external hydraulics.
- Stable Speed Regulation: Flyweight design maintains ±0.25% speed accuracy under varying loads.
- Overspeed Protection: Built-in mechanical trip to prevent engine damage.
- Robust Construction: Cast iron housing and hardened internals for long life in harsh conditions.
- Applications:
- Industrial Diesel Engines: Prime movers for generators, pumps, and compressors.
- Marine Engines: Main propulsion and auxiliary generators on workboats and ships.
- Legacy Systems: Replacement for older UG-series governors in power plants and factories.
