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CONTENTS

1 INTRODUCTION 7

1.1 Product checking and accessories 8

1.2 Inverter component names 9

1.3 About the related manuals 10

2 INSTALLATION AND WIRING 11

2.1 Peripheral devices 12

2.1.1 Inverter and peripheral devices ......................................................................................................................12

2.1.2 Peripheral devices ..........................................................................................................................................13

2.2 Removal and reinstallation of the operation panel or the front covers 15

2.3 Installation of the inverter and enclosure design 17

2.3.1 Inverter installation environment.....................................................................................................................17

2.3.2 Amount of heat generated by the inverter ......................................................................................................19

2.3.3 Cooling system types for inverter enclosure...................................................................................................20

2.3.4 Inverter installation..........................................................................................................................................21

2.3.5 Protruding the heatsink...................................................................................................................................22

2.4 Terminal connection diagrams 24

2.5 Main circuit terminals 33

2.5.1 Details on the main circuit terminals of the inverter........................................................................................33

2.5.2 Details on the main circuit terminals of the converter unit ..............................................................................33

2.5.3 Terminal layout of the main circuit terminals, wiring of power supply and the motor......................................34

2.5.4 Applicable cables and wiring length................................................................................................................35

2.5.5 Earthing (grounding) precautions ...................................................................................................................37

2.6 Control circuit 38

2.6.1 Details on the control circuit terminals of the inverter.....................................................................................38

2.6.2 Details on the control circuit terminals of the converter unit ...........................................................................41

2.6.3 Control logic (sink/source) change .................................................................................................................42

2.6.4 Wiring of inverter control circuit ......................................................................................................................44

2.6.5 Wiring precautions..........................................................................................................................................46

2.6.6 When using separate power supplies for the control circuit and the main circuit ...........................................47

2.6.7 When supplying 24 V external power to the control circuit .............................................................................48

2.7 Communication connectors and terminals 50

2.7.1 RS-485 terminal block ....................................................................................................................................50

2.7.2 PU connector..................................................................................................................................................52

2.7.3 USB connector................................................................................................................................................53

2.8 Connection of motor with encoder (Vector control) 54

2.9 Parameter settings for a motor with encoder 60

3 PRECAUTIONS FOR USE OF THE INVERTER 61

CONTENTS