Table of Contents

Section 1

 

General Information

1-1

Introduction

1-1

Limited Warranty

1-3

Safety Notice

1-4

Section 2

 

Installation

2-1

Receiving, Inspection and Storage

2-1

Physical Location

2-1

Cover Removal

2-2

Remote Keypad Installation

2-2

Optional Remote Keypad Installation

2-3

AC Main Circuit

2-4

Power Disconnect

2-4

Protective Devices

2-4

UL Required Fuses for Short Circuit Rating

2-5

Main Input Contactor

2-5

Motor Overload and Thermal Protection

2-6

In–Delta Connections

2-7

Fan Connections

2-7

Wire Size and Protection Devices

2-8

Three Wire Control

2-9

Two Wire Control

2-9

NEMA 12/4 Installation

2-10

Reversing Contactor

2-11

Installation

2-12

Section 3

 

Operation

3-1

Overview

3-1

Start–Up Procedure

3-2

Keypad Operation

3-2

Operating Modes

3-3

System Status Mode

3-3

Menu Mode

3-3

Data Entry Mode

3-3

Menu Structure

3-4

Menu Navigation Examples

3-5

Menu Navigation

3-5

Changing the Power–up Settings & Select Keypad Control

3-6

Select Keypad Starting and Keypad Control

3-6

Motor Starting Definitions

3-7

Keypad Starting and Running the Motor with Factory Settings

3-8

Keypad Starting and Running the Motor in Optimise Mode

3-9

Remote Start and Running the Motor

3-9

Motor Stopping Definitions

3-10

Stopping the Motor

3-10

MN850

Table of Contents i

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Baldor MN850, Baldor manual Table of Contents