Name: Woodward 8273-140 Full Authority Speed Control Unit
Brand: Woodward
SKU: 9458
Availability: InStock
Rating: 5.0 (1 reviews)

Introduction

The Woodward 8273-140 Full Authority Speed Control Unit is engineered to deliver precise, reliable, and safe speed management for industrial turbines and engines. By providing direct electronic control over actuator outputs, it allows operators to maintain optimal speed under varying load conditions. Its fast-response control loops, integrated safety protections, and compact form factor make it ideal for modern power generation, cogeneration, and process systems requiring precise speed regulation and high operational reliability.

Technical Specifications

Specification	Details
Module Type	Full Authority Speed Control Unit
Control Capability	Electronic speed regulation for turbines and engines
Input Signals	Analog and digital speed references
Safety Functions	Overspeed, load-limit, emergency shutdown
Feedback	Real-time speed and actuator status
Response Time	<50 milliseconds
Environmental Ratings	Vibration, shock, industrial temperature tolerant
Operating Temperature	0°C to 55°C (32°F to 131°F)
Storage Temperature	-20°C to 70°C (-4°F to 158°F)
Mounting	Panel or cabinet installation
Dimensions (H × W × D)	388 × 174.6 × 54 mm (15.3 × 6.9 × 2.1 in)
Weight	1.95 kg (4.3 lbs)

Applications

The Woodward 8273-140 Full Authority Speed Control Unit (FASCU) is designed to provide complete electronic speed management for turbines, engines, and industrial prime movers. Typical applications include:

Steam, gas, and hydraulic turbines requiring high-precision speed regulation.
Industrial engines in power generation, cogeneration, and backup systems.
Distributed control systems where real-time speed feedback and actuator control are critical.
Integration with auxiliary turbine control modules for automated load-following operations.
Systems requiring safety-critical speed limitation and overspeed protection.

By providing full-authority control, this unit ensures turbines operate efficiently, safely, and with maximum responsiveness.

Advantages

Full-Authority Control: Directly manages actuator outputs, providing comprehensive turbine speed regulation.
High-Speed Response: Fast-acting control loops ensure rapid adjustment to load changes.
Integrated Safety: Built-in overspeed, load-limit, and emergency shutdown protection.
Compact Design: Small footprint allows flexible mounting in control cabinets.
Diagnostic Capabilities: Event logging and alarm monitoring simplify troubleshooting and preventive maintenance.

Technical FAQs

What type of turbines can it control?
Compatible with steam, gas, and auxiliary turbines requiring electronic speed regulation.
What input signals does it accept?
Receives analog and digital speed references from supervisory controllers.
Does it provide overspeed protection?
Yes, integrated overspeed detection ensures turbine safety.
Can it operate in redundant configurations?
Yes, dual units can be configured for fail-safe speed control.
What is the control response time?
Typically less than 50 milliseconds, suitable for fast load adjustments.
Is remote monitoring supported?
Yes, integrates with SCADA or supervisory control systems for remote observation.
What environmental conditions can it tolerate?
Industrial-grade design handles vibration, shock, and temperatures from 0°C to 55°C (32°F to 131°F).
Can it integrate with modular actuator systems?
Yes, fully compatible with Woodward digital and servo-driven actuators.
Does it provide diagnostic feedback?
Yes, event logs, alarm notifications, and speed trend monitoring are included.
Is calibration required for installation?
Minimal calibration is required; configurable via digital interface for specific turbine parameters.