Mitsubishi Electronics Mitsubishi Digital Electronics Welding System FR-A500L User Manuals

Table of Contents

• 1 OUTLINE

  1
• 1.1 Pre-Operation Information

  1
• 1.1.1 Precautions for operation

  1
• 1.2 Basic Configuration

  2
• 1.2.1 Basic configuration

  2
• 2 INSTALLATION AND WIRING

  3
• 2.1 Installation

  3
• 2.1.1 Instructions for installation

  3
• 2.2 Wiring

  5
• 2.2.1 Terminal connection diagram

  5
• 2.2.2 Wiring of the main circuit

  8
• 2.2.3 Wiring of the control circuit

  12
• 2.2.4 Connection to the PU connector

  16
• 2.2.5 Design information

  17
• 3 OPERATION

  17
• 4 PARAMETER

  18
• 4.1. Parameter list

  18
• 5 PROTECTIVE FUNCTIONS

  24
• 5.1 Errors (Alarms)

  24
• 5.1.1 Error (alarm) definitions

  24
• 5.1.2 Correspondences between digital and actual characters

  28
• 5.1.3 Alarm code output

  29
• 5.1.4 Resetting the inverter

  29
• 5.2 Troubleshooting

  30
• 5.2.1 Checking the operation panel display at alarm stop

  30
• 5.2.2 Faults and check points

  32
• 5.3 Precautions for Maintenance and Inspection

  34
• 5.3.1 Precautions for maintenance and inspection

  34
• 5.3.2 Check items

  34
• 5.3.3 Periodic inspection

  34
• 5.3.4 Insulation resistance test using megger

  35
• 5.3.5 Dielectric strength test

  35
• 5.3.6 Replacement of parts

  38
• 5.3.7 Measurement of main circuit voltages, currents and power

  39
• 6 SPECIFICATIONS

  41
• 6.1 Standard Specifications

  41
• 6.1.1 Model specifications

  41
• 6.1.2 Common specifications

  42
• 6.1.3 Outline drawings

  44
• APPENDICES

  45
• Appendix3

  47
• Appendix4

  49
• Appendix5

  50