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Toshiba 48-1250 A User Manual

Page 5

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TD Series
Digital Solid State Soft Starter
48 - 1250A

Chapter 1: Introduction .....................................................1

1.1 General
1.2 Specifications and Performance Features

Chapter 2: Installation .......................................................4

2.1 Receiving and Unpacking
2.2 Location
2.3 Initial Unit Inspection
2.4 Warning
2.5 Mounting and Cleaning
2.6 Power Terminal Wire Range and Tightening Torque
2.7 Dimensions

Chapter 3: Motor Overload Protection ...........................7

3.1 Solid State Overload Protection
3.2 NEMA Class Trip Curves

Chapter 4: Connections ..................................................10

4.1 Power Connections
4.2 Control Connections
4.3 Interlock Connection

Chapter 5: Programming ................................................13

5.1 Introduction
5.2 Digital Interface
5.3 Display Modes
5.4 Function List
5.5 Function Descriptions

Chapter 6: Start-Up..........................................................32

6.1 Quick Start
6.2 Start-up Check List
6.3 Sequence of Operation

Chapter 7: Fault Conditions ...........................................35

7.1 Fault Codes and Numbers (In History)

Chapter 8: Troubleshooting ...........................................36

8.1 Failure Analysis
8.2 SCR Testing Procedure
8.3 Replacing SCR Devices
8.4 Replacing Printed Circuit Board Assembly

Chapter 9: Printed Circuit Board Layout .......................41

9.1 Power Board and CPU Board (PC Board Assembly)
9.2 Typical Wiriing Diagram

Chapter 10: Maintenance/Disposal/Storage .................43
Appendix 1: Ramp Profile Details
Appendix 2: Decel Mode Application Considerations
Appendix 3: Parameter Lock / User Password Instructions
Appendix 4: Soft Starter Settings
Warranty Policy

Table of Contents