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Woodward A8516-038 TG-13 Mechanical-Hydraulic Governor

Product Name: Woodward A8516-038 TG-13 Mechanical-Hydraulic Governor

Product Description: A compact, cost-effective mechanical-hydraulic speed-droop governor for steam turbines. It is designed for applications where constant-speed (isochronous) control is not required, offering reliable performance in ATEX hazardous locations.

Technical Specifications:

  • Governor Type: TG-13, Speed DroopWoodward

Detailed content

  • Speed Setting Range: 1200–2400 RPM (screw adjustment)
  • Rated Speed Droop: 2010 RPM at 2°
  • Drive Shaft Rotation: Counterclockwise (CCW)
  • Output Torque: 16 N·m (12 ft-lb) CCW rotary output
  • Internal Oil Pressure: 1034 kPa (150 psi)
  • Construction: Die-cast aluminum, weatherproof
  • Oil Supply: Self-contained sump, NEMA “A” standard
  • Operating Temperature: -40°C to +93°C
  • Weight: 3.6 kg
  • Certifications: ATEX, HAZLOC compliant

    Functional Features:

  • Reliable speed-droop control for stable turbine operation under load changes
  • Self-contained hydraulic system (no external oil or power required)
  • Simple screw-type speed adjustment
  • Rugged, weatherproof design for harsh industrial environments
  • Low cost and minimal maintenance
  • Certified for use in explosive gas atmospheres
  • Direct shaft connection to turbine governor valves

    Applications:

  • Steam turbines driving pumps, compressors, and fans
  • Mechanical drive steam turbines
  • Small industrial generator sets
  • API 611 standard steam turbines
  • Hazardous area (Zone 1) turbine installations

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