Woodward 8528-0001
- Product Name: UG-25 Mechanical-Hydraulic Speed Governor
- Product Overview: A heavy-duty, self-contained mechanical-hydraulic governor for large diesel and gas engines. Utilizes flyweight centrifugal force and hydraulic amplification to provide stable, reliable speed control without electronic components.
- Technical Specifications:
- Speed Range: 400–1500 RPM (adjustable)
Detailed content
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- Speed Droop: 0%–10% (steplessly adjustable)
- Hydraulic Fluid: Woodward governor oil or ISO VG 32
- Operating Temperature: -25°C to +75°C
- Weight: 22 kg
- Drive Shaft: 35 mm diameter
- Functional Features:
- Pure mechanical-hydraulic design for maximum reliability.
- Integral hydraulic pump for self-contained operation.
- Adjustable speed droop for stable parallel operation.
- Overspeed trip mechanism for safety protection.
- Robust cast-iron construction for engine-mounted use.
- Application Scenarios:
- Main engine speed control for marine vessels.
- Generator set governing in power plants.
- Compressor and pump drive prime mover control.
- Unattended station engine regulation.












