Description
Woodward’s 2301A series load sharing and speed control module model 9907-237 is engineered to provide precise speed regulation and active power load sharing for diesel, gas, and steam turbines or engines. It governs prime mover speed and coordinates load distribution across multiple parallel-running generator sets, ensuring stable and reliable power grid synchronization.
📊 Technical Specifications & Datasheet Parameters
• Brand: Woodward
• Model: 9907-237
• Series: 2301A
• Product Name: Load Sharing and Speed Control Module
• Place of Origin: United States
• Operational Status: Active / Industrial Grade
• Dimensions: Approximately 200 mm × 150 mm × 80 mm (7.9 in × 5.9 in × 3.1 in)
• Weight: Approximately 1.5 kg (3.3 lbs)
• Country of Origin: United States
• Power Consumption / Power: 20–40 Vdc control power supply input (Max 25 W)
⚙️ Operation Standards & Usage Methods
Installation must strictly adhere to the manufacturer’s technical manual and be executed by qualified control system technicians. Mount the unit securely inside a protective NEMA/IP-rated industrial cabinet to shield internal circuitry from ambient moisture, corrosive elements, and high vibration levels. All control wiring, actuator connections, magnetic pickup (MPU) speed sensors, and power input leads must be shielded and properly grounded to eliminate electromagnetic interference (EMI). Verify all switch settings, gain adjustments, and terminal configurations before powering on the control loop.
🔌 Power-Up & Power-Down Sequence
Power-Up Sequence:
- Inspect all external wiring, actuator links, speed sensing probes, and terminal block connections to ensure secure termination.
- Apply the 20–40 Vdc control power supply to the unit.
- Monitor internal indicator LEDs to confirm successful startup and self-diagnostics.
- Check input signal responses to ensure proper operation before enabling prime mover fuel flow.
Power-Down Sequence:
- Unload the prime mover safely and bring the engine or turbine to a complete stop.
- Disengage any external actuator control signals and lock out fuel or steam delivery systems.
- Remove the 20–40 Vdc control power supply from the 9907-237 unit.
- Allow internal components to de-energize completely before performing wiring or maintenance tasks.
❓ Frequently Asked Questions (Q&A)
Q: What power supply range does the Model 9907-237 accept?
A: The controller is powered by a direct current input ranging from 20 to 40 Vdc, making it adaptable to standard industrial battery and control power architectures.
Q: What is the primary function of this control module?
A: It provides precise speed governing and active power load sharing for parallel generator sets to ensure smooth load balancing and stable frequency control.
Q: Can this controller manage multiple generators in parallel?
A: Yes, the 2301A series is specifically designed to provide precise load sharing capabilities when interconnected with other compatible governing systems on isolated or utility-parallel power grids.
🚀 Recommended Woodward Models
- Woodward 9907-021 (2301A Reverse-Acting Load Sharing and Speed Control)
- Woodward 9907-017 (2301A Load Sharing and Speed Control Module)
- Woodward 9905-794 (2301A Load Sharing and Speed Controller)
- Woodward 9905-151 (2301A Load Sharing and Speed Control)
- Woodward 9905-147 (2301A Reverse-Acting Load Sharing and Speed Controller)
- Woodward 9905-138 (2301A Load Sharing and Speed Control)
- Woodward 9905-134 (Reverse Speed Control)
- Woodward 9905-068 (2301A Load Sharing and Speed Control)
- Woodward 9905-036 (2301A Load Sharing and Speed Control)
- Woodward 9907-018 (2301A Standard Speed Control)
