Product Overview
The Woodward 9907‑175 Load Sharing Module is an industrial‑grade control component designed to optimize load distribution across multiple generator sets in power systems. Built for reliability and precision, this module enables proportional and isochronous load sharing between synchronized gensets, ensuring balanced power output and enhanced system stability. It interfaces seamlessly with Woodward controllers and automation networks, making it ideal for complex power installations where coordinated generator performance is critical.
Engineers rely on the 9907‑175 for systems that demand consistent load distribution, reduced fuel consumption, and minimized mechanical stress. Its rugged design and flexible communication support make it suitable for a wide range of applications, including utility power plants, industrial facilities, marine installations, and microgrid environments.
Technical Specifications
| Parameter | Specification |
|---|
| Manufacturer | Woodward |
| Model | 9907‑175 |
| Product Type | Load Sharing Module |
| Load Sharing Modes | Proportional, Isochronous |
| Compatibility | Woodward genset controllers and synchronization units |
| Inputs | Load share signal inputs from controllers |
| Outputs | Load share command outputs |
| Communication Interface | CANbus / Modbus (depending on system) |
| Supply Voltage | 12 / 24 V DC |
| Operating Voltage Range | 8 – 36 V DC |
| Mounting | DIN‑rail or panel mount |
| Operating Temperature | −20 °C to +70 °C |
| Storage Temperature | −40 °C to +85 °C |
| Dimensions | 140 mm × 100 mm × 50 mm |
| Weight | Approx. 0.38 kg |
| Housing | Rugged industrial enclosure |
Application Scenarios
The 9907‑175 Load Sharing Module is used where multiple generator sets must share electrical loads reliably and efficiently.
Power Plants and Utilities
Manages load distribution in generator banks supplying industrial and commercial power.
Industrial Facilities
Ensures balanced load sharing in manufacturing environments with multiple power sources.
Marine Power Systems
Distributes load among shipboard generators to maintain propulsion and auxiliary power stability.
Microgrid and Hybrid Systems
Optimizes load sharing between gensets, renewable sources, and storage units in hybrid power networks.
Key Advantages
Proportional Load Sharing
Distributes electrical load according to generator capacity, reducing overload risks.
Isochronous Load Control
Provides frequency regulation and equal sharing across multiple generators.
Enhanced System Stability
Reduces load swings and power fluctuations in multi‑set installations.
Flexible Integration
Interfaces with Woodward controllers and automation systems using standard communication protocols.
Industrial Reliability
Built for continuous operation in demanding environments with wide temperature tolerance.
Technical FAQs
1. What is the main function of the 9907‑175 module?
It manages proportional and isochronous load sharing among multiple generator sets.
2. What load sharing modes are supported?
Proportional and isochronous modes.
3. What communication interfaces does it support?
It often integrates via CANbus or Modbus depending on the control system.
4. What voltage range does it operate in?
Operates on 8 – 36 V DC, compatible with 12 V or 24 V systems.
5. What environments is it suitable for?
Industrial, power generation, marine, and hybrid power systems.
6. Can this module improve fuel efficiency?
Yes, balanced load sharing reduces waste and improves efficiency.
7. How is the module mounted?
It supports DIN‑rail and panel mounting.
8. Does it interface with Woodward controllers?
Yes, it is designed to work with Woodward genset controllers and synchronization modules.
9. What’s the typical operating temperature range?
From −20 °C to +70 °C.
10. What benefit does isochronous mode provide?
It ensures equal load distribution and stable frequency across multiple generators.
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