Woodward 9907-838 Rev New Load Sharing Module

Description

The Woodward 9907-838 Rev New Load Sharing Module is a dedicated load distribution controller designed for parallel generator and multi-engine applications. It provides accurate real power sharing, stable synchronization support, and improved system reliability in power generation systems. Engineered for industrial environments, this module ensures balanced load performance and smooth transition between units during operation.

 

Technical Specifications

Parameter	Description
Manufacturer	Woodward
Model	9907-838 Rev New
Product Type	Load Sharing Module
Country of Origin	USA
Input Voltage	18–32 VDC
Power Consumption	Approx. 10–18 W
Function	Real Power Load Sharing
Control Interface	Analog & Discrete I/O
Communication	Parallel generator interface
Operating Temperature	-40°C to +70°C
Storage Temperature	-40°C to +85°C
Dimensions	Approx. 230 × 170 × 65 mm
Weight	Approx. 1.6 kg
Mounting	Panel / Cabinet mounting

Values are typical for industrial generator configurations.

 

Key Features

• Accurate kW load sharing between generators
• Stable operation in parallel systems
• Fast dynamic load response
• Compatible with Woodward speed controllers
• Industrial-grade protection and durability
• Easy adjustment of droop and gain settings

 

Installation and Operation Notes

1. Confirm correct DC supply voltage before wiring.
2. Ensure proper connection to generator current transformers (CTs).
3. Use shielded cables for load sensing inputs.
4. Configure droop and load sharing parameters during commissioning.
5. Verify synchronization system compatibility before operation.
6. Install in a vibration-free and ventilated cabinet.

 

Maintenance Recommendations

• Inspect CT wiring and signal accuracy periodically.
• Check load balance performance during scheduled maintenance.
• Ensure proper grounding to prevent signal drift.
• Clean dust and maintain adequate ventilation.

 

Frequently Asked Questions (FAQ)

Q1: What is the primary function of the 9907-838 module?
A: It ensures equal real power load distribution among parallel generator sets.

Q2: Can it work with different governor models?
A: Yes, it is compatible with several Woodward speed controllers and digital governors.

Q3: Is it suitable for both diesel and gas generator systems?
A: Yes, it supports parallel operation for both engine types.

Q4: What happens if CT signals are incorrect?
A: Incorrect CT signals may cause improper load sharing or instability.

Q5: Does it require calibration?
A: Yes, parameter tuning is required during system commissioning.

 

Recommended Similar Models (Woodward Series)

Model	Description
9907-205	Digital load sharing controller
9907-164	Speed control module
9907-167	Governor control unit
2301A	Load sharing speed controller
723 Plus	Advanced digital governor

The Woodward 9907-838 Rev New Load Sharing Module provides stable and accurate power distribution in multi-generator systems, ensuring reliable and balanced performance in industrial and power generation applications.

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