Name: Woodward 9905-976 Overspeed Protection System
Brand: Woodward
SKU: 1277
Availability: InStock
Rating: 5.0 (1 reviews)

Introduction

The Woodward 9905-976 Overspeed Protection System provides a critical safeguard for high-speed rotating equipment. Designed with safety as its core purpose, it offers fast response and dependable operation independent of primary control logic. Its compact form, combined with industrial-grade reliability, makes it an essential component in systems where overspeed events must be detected and mitigated without compromise.

Technical Specifications

Specification Item	Description
Product Type	Overspeed Protection System
Dimensions	120 × 100 × 50 mm
Weight	0.8 kg
Primary Function	Overspeed detection and protection
Operating Mode	Continuous monitoring
System Independence	Standalone safety device
Installation	Panel-mounted
Response Characteristic	Fast trip activation
Application Area	Rotating machinery protection
Construction	Industrial safety-grade housing

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Applications

The Woodward 9905-976 Overspeed Protection System is designed to safeguard rotating machinery by providing fast and reliable overspeed detection. It is widely deployed in turbine-driven equipment, generators, compressors, and mechanical drive systems where uncontrolled speed increases can cause severe equipment damage or safety risks. The system acts as a critical layer of protection in power generation and heavy industrial operations.

Advantages

Fast Overspeed Detection: Responds rapidly to abnormal speed conditions, minimizing mechanical risk.
Independent Safety Function: Operates as a dedicated protection layer separate from primary control systems.
Compact Safety Hardware: With dimensions of 120 × 100 × 50 mm, it integrates easily into protection panels.
High Reliability Design: Engineered for safety-critical environments with consistent performance.
Proven Industrial Use: Trusted in applications where equipment and personnel protection are paramount.

Technical FAQs
1. What is the purpose of the 9905-976 system?
  It detects overspeed conditions and initiates protective actions to prevent equipment damage.
2. Which machines typically use this system?
  Turbines, generators, compressors, and other rotating machinery.
3. Is it independent from the main control system?
  Yes, it functions as a standalone safety protection device.
4. How does it respond to overspeed events?
  It triggers shutdown or trip signals when preset speed limits are exceeded.
5. Is the system suitable for continuous operation?
  Yes, it is designed for permanent installation and continuous monitoring.
6. Can it be integrated into existing protection panels?
  Yes, its compact design supports easy panel integration.
7. Does it require frequent maintenance?
  Minimal maintenance is required due to its robust industrial design.
8. Is it resistant to electrical noise?
  Yes, it is built for stable operation in industrial electrical environments.
9. What are the physical dimensions of the unit?
  120 × 100 × 50 mm.
10. What is the weight of the system?
  Approximately 0.8 kg.