Woodward 8290-191 Electrically Powered Governor

Overview

The Woodward 8290-191 is a digital speed control unit designed for diesel engines and prime movers. It forms part of the Electrically Powered Governor (EPG) system. This unit eliminates the need for hydraulic components, making it ideal for mobile equipment, small generators, and compact industrial machinery. It provides precise speed regulation with switch-selectable droop or isochronous control. A built-in start-fuel limiter helps reduce smoke and emissions during startup. The compact, lightweight design ensures easy installation, even in space-constrained environments.

Technical Specifications

• Model: 8290-191

• System Voltage: 24 VDC

• Power Consumption: 95 watts (max)

• Battery Charger Requirement: Minimum 5 A output

• Control Modes: Switch-selectable Droop or Isochronous

• Actuator Compatibility:

• 1712/1724 (1.6–2.3 J)

• 512/524 (0.7–1.0 J)

• Start-Fuel Limiter: Yes (integrated)

• Load Sharing: Supports parallel generator operation with accessories

• Mounting Location: Between battery and actuator

• Temperature Range: –40°C to +75°C (–40°F to +167°F)

• Dimensions: 263 × 58 × 28 mm

• Weight: 1.7 lbs

• Manufacturer: Woodward Inc., Fort Collins, CO, USA

• Series: Electrically Powered Governor (EPG)