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Eaton MP-3000 User Manual

Eaton MP-3000
103 pages
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IL17562BH04
MP-3000 Motor Protection Relay
Instruction Leaflet
For more information visit: www.cutler-hammer.eaton.com
IL17562C
Effective 10/02

Table of Contents

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Eaton MP-3000 Specifications

General IconGeneral
BrandEaton
ModelMP-3000
CategoryRelays
LanguageEnglish

Summary

SECTION 1—INTRODUCTION

1.0 General

General overview of the MP-3000 motor protection relay and its purpose.

1.2 MP-3000 Enhancements

Details new features and improvements in the MP-3000 relay compared to older models.

1.3 Use of Manual

Explanation of the manual's structure and how to navigate its sections.

SECTION 2—PRODUCT OVERVIEW

2.0 General Overview

Overview of the MP-3000 relay's physical characteristics, mounting, and capabilities.

2.1 Optimum Motor Protection

Describes the MP-3000's design for maximizing motor utilization and protection.

2.2 Motor Starting and Control Functions

Details the relay's logic for controlling motor starts and operational sequences.

SECTION 3—MP3000 TECHNICAL SPECIFICATIONS

Control Power

Specifications for the relay's control power requirements and operating range.

Current Inputs

Specifications for the relay's current input ratings, CT ratios, and accuracy.

Discrete Inputs

Specifications for the relay's programmable discrete input capabilities and ratings.

SECTION 4—OPERATOR PANEL

4.0 General Description

Description of the MP-3000's faceplate, display, indicators, and pushbuttons.

4.1 Default Mode

Explanation of the basic motor state display and system status messages.

4.2 Monitor Mode

How to view real-time motor data and parameters using the Monitor mode.

SECTION 5—PROGRAMMING THE MP-3000

5.0 General

Overview of how to use the Program mode to change MP-3000 settings.

5.1 Page 1, SP MOTOR, Settings P1L1 to P1L8

Settings related to motor constants, including FLA and locked-rotor current.

5.3 Page 3, SP TRIP, Settings P3L1 to P3L14

Configuration settings for various trip functions like ground fault and overcurrent.

SECTION 6—INSTALLATION AND WIRING

6.1 Mounting

Procedures for physically mounting the MP-3000 relay and its optional modules.

6.2 Wiring—General

General guidelines and precautions for wiring the MP-3000 and associated components.

6.2.1 Ct Wiring

Specifics on connecting current transformers for accurate measurements and protection.

SECTION 7—STARTUP

7.0 General

General procedure for applying AC power to the MP-3000 for the first time.

7.1 Power-off Checks

Pre-startup checks to ensure safe and correct installation before applying power.

7.2 Initial AC Power Checks

Verifying AC power input and initial electrical connections before operation.

SECTION 8—MOTOR THERMAL PROTECTION BASICS

8.0 General

How the MP-3000 hardware and software work together for motor protection.

8.1 Sensing Inputs

How the MP-3000 receives and processes motor current and RTD data for monitoring.

8.2 Protective Functions

Overview of the various protective functions offered by the MP-3000 for motors.

SECTION 9—APPLICATIONS AND SETTINGS

9.0 General

Guidance for applying settings in conjunction with Section 5.

9.1 Motor Protection

How the MP-3000 protects motors from electrical and thermal issues.

9.1.1 Thermal Modeling and Overload Protection without RTDs

How the I2t algorithm calculates motor temperature without RTD data.

SECTION 10—DATA COMMUNICATIONS

10.0 General

Viewing and changing MP-3000 data and settings via a host computer.

10.2 Choosing a PONI

Information on selecting the appropriate Product Operated Network Interface module.

10.5 Connecting the PONI to the network or host

Procedures for connecting the PONI module to networks and host systems.

SECTION 11—TESTING

11.0 General

General procedures for testing MP-3000 inputs and outputs.

11.2 Tests on a Running Motor

How to test relay outputs while the motor is running.

11.5 Testing the Trip Relay

Step-by-step guide to testing the trip output relay's functionality.

SECTION 12—TROUBLESHOOTING

12.0 General

Overview of troubleshooting procedures for the MP-3000 and monitored equipment.

12.1 Panel Operations

How to interpret MP-3000 Operator Panel displays and system status messages.

12.2 Troubleshooting MP-3000 Monitored Equipment

Diagnosing problems with equipment monitored by the MP-3000 using alarm/trip data.

SECTION 13—DRAWOUT CASE OPTION FOR THE MP-3000 MOTOR PROTECTION RELAY

13.1 Introduction

Introduction to the Drawout Case option for the MP-3000 relay.

13.2.1 General Description

Description of the MP-3000 Drawout Case assembly and its components.

13.4 Wiring and Setup

Procedures for wiring and setting up the MP-3000 in its drawout case.

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