Woodward 8557-157
- Product Name: PGA Series Pneumatic Governor
- Product Description: A reliable pneumatic governor for small-to-medium diesel and gas engines, providing accurate speed control using a pneumatic input signal. It is designed for simplicity and durability in demanding industrial environments.
- Technical Specifications:
- Governor Type: Pneumatic, droop-controlled
Detailed content
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- Speed Range: 200–1200 RPM (adjustable)
- Air Pressure Input: 7.1–71 PSI (0.5–4.9 bar)
- Output Torque: 18.1 N·m (160 lbf-in)
- Operating Temperature: -25 °C to +70 °C
- Weight: 9.1 kg (20 lbs)
- Key Features:
- Simple Design: Minimal moving parts reduce the risk of failure and lower maintenance costs.
- Pneumatic Operation: Eliminates the need for electrical power, making it suitable for use in hazardous or remote locations.
- Stable Speed Regulation: Maintains consistent speed under varying load conditions, ensuring reliable engine performance.
- Easy Installation: Compact design and standard mounting dimensions allow for straightforward installation on most engines.
- Applications:
- Standby Power: Small generators for residential, commercial, and agricultural backup power.
- Industrial Machinery: Prime movers for pumps, compressors, and other industrial equipment.
- Marine: Auxiliary generators on small boats and workboats.












