Description
The Woodward 8290-076 is a robust speed control module belonging to the Electrically Powered Governor (EPG) System Series, specifically optimized for applications requiring single-phase droop regulation. Engineered for high-frequency signal processing, this controller is designed to support gas and gasoline engine prime movers operating within the 6000–12000 Hz range. As a key component of the Woodward 8290-076 lineup, it ensures consistent engine performance and load stability on 12-volt electrical architectures.
Product Specifications
- Operating Voltage: 12 VDC
- Control Type: Single-Phase Droop Speed Control
- Speed Range: 6000–12000 Hz
- Power Consumption: 60 W (Maximum)
- Wiring Limitation: 60 ft (12 AWG)
- Engine Compatibility: Gasoline and Gas Engines
- Operating Temperature: -40 °C to +95 °C
- Dimensions: 200 mm × 165 mm × 155 mm (approximate)
- Weight: 4.0 kg
- Country of Origin: United States
Frequently Asked Questions
💡 Why is the wiring length strictly limited to 60 ft for 12 AWG? Given the 60 W maximum power consumption, maintaining this wiring limit is essential to minimize voltage drop. Excessive line resistance beyond this length can lead to unstable actuator performance and erratic governor behavior during transient load changes.
🛠 What is the significance of the 6000-12000 Hz operating range? This range is intended for high-speed engine monitoring where a high-pulse count from the magnetic pickup (MPU) is utilized. The controller’s input circuitry is precision-tuned to process these rapid signals, ensuring that the governor maintains an accurate reading of engine RPM without signal degradation.
⚡ How does the 60 W power consumption impact system design? The 60 W peak requirement indicates the maximum load the governor will draw from the 12V battery during actuator peak-demand states. It is critical that your 12V power supply is capable of sustaining this load continuously to prevent voltage dips that could reset the governor.
🔋 Is this controller suitable for parallel generation? Yes, the single-phase droop functionality is specifically intended to support parallel operation. By allowing the engine speed to “droop” slightly as load increases, the governor allows the prime mover to share the load proportionally with other interconnected generators.
Recommended Woodward Actuator Series Models
- 8256-010 (Clockwise Rotation)
- 8256-011 (Counter-Clockwise Rotation)
- 8256-016 (Standard EPG Actuator)
- 8256-017 (Compatible EPG Actuator)
- 8256-021 (Compatible EPG Actuator)
- 8256-022 (Compatible EPG Actuator)
- 8256-032 (Load-Sharing Actuator)
- 8256-080 (CCW with Spring Return)
- 8256-087 (Sealed Position Feedback)
- 8290-001
