Woodward 8573-885
- Product Name: PGG Series Hydraulic Governor
- Product Description: A compact, hydraulic governor for small-to-medium diesel and gas engines. It combines speed sensing, amplification, and fuel control in a single unit for reliable, maintenance-free operation.
- Technical Specifications:
- Governor Type: Hydraulic, non-mechanical (pressure-sensing)
Detailed content
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- Speed Range: 600–2400 RPM (configurable)
- Control Mode: Droop (speed vs. load) or isochronous
- Output Torque: 22.6 N·m (200 lbf-in)
- Operating Temperature: -30 °C to +75 °C
- Weight: 11.3 kg (25 lbs)
- Key Features:
- Compact Design: Small footprint for easy installation on engines with limited space.
- Hydraulic Sensing: No moving flyweights, reducing wear and maintenance.
- Adjustable Droop: Allows parallel operation of multiple generators.
- Integrated Fuel Limiting: Prevents over-fueling during startup and acceleration.
- Applications:
- Standby Generators: Small diesel/gas generators for commercial and residential backup power.
- Industrial Engines: Prime movers for pumps, compressors, and irrigation systems.
- Off-Highway Equipment: Construction and mining machinery engines.












