5500-577 Woodward Load Share Module

Product Overview

The Woodward 5500-577 is a Relay Module serving as an essential industrial control output unit within Woodward governor and automation systems. It provides dependable relay-based outputs for alarm signaling, interlocking, and control logic execution across turbines, engines, and plant automation setups. With its rugged design and seamless compatibility with Woodward control platforms, the 5500-577 is ideal for demanding industrial operations requiring precise on/off control of external devices.

Key Technical Specifications

• Product Type: Relay Module / Industrial Control Output Unit
• Series: Woodward 5500 Series
• Function: Relay output for control and alarms
• Operating Voltage: 24 VDC (nominal)
• Relay Output Type: SPDT (Form C) contacts
• Isolation: Optically isolated outputs
• Operating Temperature: -40°C to +70°C
• Mounting: Rack-mounted or cabinet-mounted
• Dimensions: 19.1 cm × 2.5 cm × 23.5 cm
• Weight: Approx. 0.3 kg
• Origin: USA

Key Features

• Reliable Relay Control: Stable and consistent relay output for alarms, trip systems, and status indications
• Seamless Integration: Compatible with multiple Woodward governor systems and control platforms
• Industrial Grade Design: Withstands vibration, heat, and electrical interference in harsh environments
• Enhanced Safety: Secure output control for critical engine and turbine protection mechanisms
• Ease of Maintenance: Plug-in modular design simplifies replacement and troubleshooting

Applications

• Turbine systems — controls safety relays, start/stop circuits, and critical alarms
• Engine control panels — provides output logic to external actuators or alarms
• Industrial automation — interfaces with PLCs and DCS for synchronized operation
• Power generation — assists in generator protection and load control coordination

Installation Guide

1. Mount in Woodward control rack or cabinet
2. Connect 24 VDC power supply
3. Wire relay output contacts to external devices (alarms, solenoids, indicators)
4. Connect input signals from Woodward CPU or control module
5. Verify relay operation via status LEDs or diagnostic software

FAQ

Q: What is the relay contact type?
A: SPDT (Form C) contacts for versatile switching applications.

Q: Is it optically isolated?
A: Yes, outputs are optically isolated for noise immunity and protection.

Q: Can it be used with non-Woodward systems?
A: While designed for Woodward platforms, the relay outputs can interface with any system accepting standard relay contacts.