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Woodward MFR 3 User Manual

Woodward MFR 3
165 pages
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37107F
Manual
Software Version 3.4xxx
Manual 37107F
MFR 3
Multi Function Relay

Table of Contents

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Woodward MFR 3 Specifications

General IconGeneral
BrandWoodward
ModelMFR 3
CategoryRelays
LanguageEnglish

Summary

Chapter 1. General Information

Introduction

Overview of the MFR 3's design and purpose.

Measuring

Details on the control unit's measurement capabilities.

Functional Range

Overview of features and options available based on the unit model.

Chapter 2. Electrostatic Discharge Awareness

Chapter 3. Installation

Wiring Diagram

Detailed electrical wiring diagrams for MFR 3 units.

Measuring Inputs

Configuration and connection details for voltage and current measuring inputs.

Discrete Inputs

Configuration and connection details for discrete control and alarm inputs.

Analog Inputs

Configuration and connection details for analog inputs.

Relay Outputs

Details on control outputs and relay manager configurations.

Controller Outputs

Information on three-position and multi-functional controller outputs.

Interface

Details on interface wiring, CAN bus, and direct configuration.

Chapter 4. Functional Description

Operating Conditions

Details on idle control, synchronization, dead bus start, and mains parallel operation.

Activation of the Circuit Breakers

Description of the operating sequences for MCB and GCB activation.

Analog Controller Outputs

Explanation of analog PID controller operation and step response.

Load and/or Var Sharing

Description of how load and reactive power sharing is managed.

Alarms

Information on alarm classes, detected alarms, and acknowledgement.

Chapter 5. Display and Push-Buttons

Brief Description of LED and Push-Buttons

Overview of the function of each LED and push-button on the unit's front panel.

Control of the Power Circuit Breakers

Manual control operations for GCB and MCB.

Automatic Mode (First Display Line: Measuring Values)

Description of values displayed on the first line in automatic mode.

Automatic Mode (Second Display Line: Alarm Display)

Description of alarm messages displayed on the second line in automatic mode.

Chapter 6. Configuration

Basic Data

Parameters for language management, version, and unit numbering.

Password Protection

Details on the unit's three-level code and configuration hierarchy.

Direct Configuration

Procedures and requirements for configuring the unit directly via PC.

Controller

Configuration settings for various controllers (power, frequency, voltage, power factor).

Chapter 7. Commissioning

Appendix A. Dimensions

Appendix B. Technical Data

Appendix C. Measured Quantities and Accuracy

Appendix D. Analog Output Manager

Appendix E. Relay Manager

Appendix F. Interface Telegram

Transmission Telegram

Data format for transmitting information via CAN bus.

CAN Bus Structure

Details on the CAN bus communication protocol and message structure.

Appendix G. List of Parameters

Appendix H. Service Options

Returning Equipment For Repair

Procedure and required information for returning equipment for repair.

How To Contact Woodward

Engineering Services

Technical Assistance

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