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Woodward 8520-0155

  • Product Name: UG-8 Series Mechanical Speed Governor
  • Product Description: A compact, rugged mechanical‑hydraulic governor for small‑to‑medium industrial diesel and gas engines. It provides proportional speed control with adjustable droop for generator sets and prime movers in harsh environments.

Detailed content

  • Technical Specifications:
    • Speed Range: 600–1800 RPM (field‑adjustable)
    • Control Mode: Proportional (droop, 0–10% adjustable)
    • Actuation: Mechanical‑hydraulic (engine‑driven pump)
    • Power Source: Engine camshaft/flywheel‑driven (no external power)
    • Operating Temperature: –20 °C to +85 °C
    • Weight: 2.3 kg
    • Mounting: Standard SAE flange (direct engine mount)
  • Key Features:
    • Maintenance‑free mechanical design with no electronic components.
    • Field‑adjustable speed setpoint and droop for on‑site calibration.
    • Built‑in fuel limiter for startup and overload protection.
    • Tolerates high vibration and extreme temperature conditions.
  • Applications:
    • Small industrial generator sets (5–500 kW).
    • Marine auxiliary engines and small propulsion systems.
    • Off‑highway equipment (construction, agriculture) engines.
    • Gas compressor and pump drive engines in remote locations.

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