Mitsumi electronic FR-F520-0.75K Welding System User Manual


 
CONTENTS
I
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
1.3 Structure....................................................................................................................................................................3
1.3.1 Appearance and structure ..................................................................................................................................3
1.3.2 Removal and reinstallation of the front cover .....................................................................................................4
1.3.3 Removal and reinstallation of the operation panel .............................................................................................6
2 INSTALLATION AND WIRING 7
2.1 Installation .................................................................................................................................................................7
2.1.1 Instructions for installation..................................................................................................................................7
2.2 Wiring ........................................................................................................................................................................9
2.2.1 Terminal connection diagram .............................................................................................................................9
2.2.2 Wiring of the main circuit..................................................................................................................................12
2.2.3 Wiring of the control circuit...............................................................................................................................18
2.2.4 Connection to the PU connector.......................................................................................................................22
2.2.5 Connection of stand-alone option units ............................................................................................................24
2.2.6 Design information............................................................................................................................................27
2.3 Other wiring .............................................................................................................................................................28
2.3.1 Power harmonics..............................................................................................................................................28
2.3.2 Japanese harmonic suppression guidelines.....................................................................................................29
2.3.3 Inverter-generated noises and reduction techniques .......................................................................................32
2.3.4 Leakage currents and countermeasures..........................................................................................................35
2.3.5 Inverter-driven 400V class motor......................................................................................................................36
2.3.6 Peripheral devices............................................................................................................................................37
2.3.7 Instructions for compliance with U.S. and Canadian Electrical Codes.......................................................................39
2.3.8 Instructions for compliance with the European standards................................................................................40
2.3.9 Earthing (EC version) .......................................................................................................................................42
3 OPERATION/CONTROL 43
3.1 Pre-Operation Information.......................................................................................................................................43
3.1.1 Devices and parts to be prepared for operation ...............................................................................................43
3.1.2 Power on .........................................................................................................................................................45
3.2 Operation Panel.......................................................................................................................................................46
3.2.1 Names and functions of the operation panel (FR-DU04)..................................................................................46
3.2.2 Monitor display changed by pressing the
MODE
key..........................................................................................46
3.2.3 Monitoring.........................................................................................................................................................47
3.2.4 Frequency setting.............................................................................................................................................47
3.2.5 Parameter setting method ................................................................................................................................48
3.2.6 Operation mode................................................................................................................................................49
3.2.7 Help mode ........................................................................................................................................................49
3.2.8 Copy mode .......................................................................................................................................................51
3.3 Parameter Checking and Setting.............................................................................................................................52
3.3.1 Parameter checking..........................................................................................................................................52
Contents