Digital guide
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Woodward 8574-853
- Product Name: PGD Series Hydraulic Governor (Heavy-Duty)
- Product Description: Heavy-duty self-contained hydraulic governor for large-bore diesel engines and steam turbines, delivering high power output for precise fuel control in high-power industrial applications.
- Technical Specifications:
- Speed Range: 250–1000 RPM (adjustable)
Detailed content
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- Hydraulic Oil Pressure: 150–200 PSI (10.5–14.0 bar)
- Speed Droop: 0–8% (adjustable)
- Actuator Output: Rotary (45° travel)
- Operating Temperature: -10 °C to +90 °C
- Weight: 9.1 kg
- Key Features:
- High-Power Hydraulics: Built-in high-pressure oil pump for large actuator loads.
- Droop & Isochronous Modes: Switchable for single-unit or parallel generator operation.
- Heavy-Duty Construction: Cast-iron housing and hardened gears for continuous high-load operation.
- Overspeed Protection: Integrated mechanical overspeed trip for engine safety.
- Remote Speed Adjustment: Compatible with remote control systems for setpoint changes.
- Applications:
- Large industrial diesel generators (2–10 MW)
- Steam turbine control in power plants and refineries
- Marine main propulsion engines (large cargo ships, tankers)
