Woodward 9907-252 Load Sharing Module

Product Introduction

The Woodward 9907-252 Load Sharing Module is a field-proven analog control solution designed to manage load distribution among multiple generators operating in parallel. Engineered for high-performance industrial environments, this module precisely regulates the load by sending torque bias signals to the prime movers, ensuring balanced power output across all connected gensets.

As part of Woodward’s legacy of reliable analog control systems, the 9907-252 enables seamless load balancing, synchronizing operation between generator sets to prevent overload, optimize fuel usage, and reduce mechanical wear. Its rugged metal construction, simple wiring interface, and compatibility with Woodward governors make it a preferred choice for professionals in the power generation, marine, oil & gas, and heavy industrial sectors.

Technical Specifications

Product Applications

The Woodward 9907-252 Load Sharing Module is widely utilized in a variety of high-demand applications requiring coordinated power generation:

• Industrial Power Plants
  Maintains load equilibrium between generator units to ensure continuous, efficient power delivery.

• Marine Propulsion and Auxiliary Systems
  Balances power between multiple onboard generators, critical for vessel navigation and safety.

• Remote Power Installations
  Keeps generator systems in balance for isolated communities or infrastructure sites.

• Emergency and Backup Power Systems
  Ensures seamless load sharing during automatic generator startup in power loss events.

• Oil & Gas Extraction Fields
  Used in field-deployed genset banks for safe and uninterrupted operations.

• Data Centers and Critical Facilities
  Protects sensitive operations by distributing loads evenly between backup generators.

Product Advantages

• Stable and Accurate Load Distribution
  Maintains balanced torque outputs between generators, optimizing load efficiency.

• Hardware-Driven Simplicity
  No need for software or firmware updates—configuration is performed via analog interfaces.

• Rugged Design for Harsh Environments
  Wide temperature range and EMI shielding allow use in tough industrial conditions.

• Compatible with Popular Woodward Systems
  Seamlessly integrates with a wide range of Woodward governors and control modules.

• Fast System Response
  Quickly adjusts torque bias to accommodate fluctuating loads or generator outputs.

• Low Power Draw
  Consumes minimal current, making it suitable for battery-backed or low-power control panels.

Frequently Asked Questions (FAQ)

1. Q: What does the 9907-252 Load Sharing Module do?
   A: It ensures balanced load sharing between generators running in parallel by producing torque bias signals.

2. Q: Does this module support digital communication protocols like CAN or Modbus?
   A: No, it operates exclusively with analog signal interfacing.

3. Q: Can the 9907-252 be mounted on DIN rails?
   A: Yes, it supports both DIN rail and panel mounting options.

4. Q: Is this module compatible with the 2301A controller?
   A: Yes, it is fully compatible with the 2301A and several other Woodward analog controllers.

5. Q: What voltage is required to power the 9907-252?
   A: It runs on 18–32 V DC, typically using 24 V control panel power.

6. Q: Is there any software required to configure the module?
   A: No, the module uses analog signals and is configured via wiring and external inputs.

7. Q: What kind of environments can this module operate in?
   A: It is rated for –40 °C to +85 °C and high-humidity, non-condensing environments.

8. Q: Does the 9907-252 come with reverse polarity protection?
   A: Yes, it is built with reverse polarity and EMI protection as standard.

9. Q: How does the module handle sudden load changes?
   A: It provides rapid torque signal adjustments to maintain balance and system stability.

10. Q: Can this module be used in isolated microgrid systems?
    A: Yes, it is well-suited for isolated or off-grid systems requiring generator load sharing.

Related or Compatible Models (Same Series or Function)

Popular Woodward Models (Same Brand, High-Demand)

Frequently Asked Questions (FAQ)

1. Q: What does the 9907-252 Load Sharing Module do?
   A: It ensures balanced load sharing between generators running in parallel by producing torque bias signals.

2. Q: Does this module support digital communication protocols like CAN or Modbus?
   A: No, it operates exclusively with analog signal interfacing.

3. Q: Can the 9907-252 be mounted on DIN rails?
   A: Yes, it supports both DIN rail and panel mounting options.

4. Q: Is this module compatible with the 2301A controller?
   A: Yes, it is fully compatible with the 2301A and several other Woodward analog controllers.

5. Q: What voltage is required to power the 9907-252?
   A: It runs on 18–32 V DC, typically using 24 V control panel power.

6. Q: Is there any software required to configure the module?
   A: No, the module uses analog signals and is configured via wiring and external inputs.

7. Q: What kind of environments can this module operate in?
   A: It is rated for –40 °C to +85 °C and high-humidity, non-condensing environments.

8. Q: Does the 9907-252 come with reverse polarity protection?
   A: Yes, it is built with reverse polarity and EMI protection as standard.

9. Q: How does the module handle sudden load changes?
   A: It provides rapid torque signal adjustments to maintain balance and system stability.

10. Q: Can this module be used in isolated microgrid systems?
    A: Yes, it is well-suited for isolated or off-grid systems requiring generator load sharing.

Related or Compatible Models (Same Series or Function)

Popular Woodward Models (Same Brand, High-Demand)

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