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Mitsubishi Electronics
A800
ユーザーズマニュアル
Mitsubishi Electronics A800 ユーザーズマニュアル
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CONTENTS
3
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 ..........................................................................................................................................14
2.2
Removal and reinstallation of the front cover
15
2.3
Installation of the inverter and enclosure design
17
2.3.1
Inverter installation environment.....................................................................................................................17
2.3.2
Cooling system types for inverter enclosure...................................................................................................19
2.3.3
Inverter installation..........................................................................................................................................20
2.3.4
Protruding the heatsink...................................................................................................................................22
2.4
Terminal connection diagrams
24
2.5
Main circuit terminals
28
2.5.1
Details on the main circuit terminals of the inverter ........................................................................................28
2.5.2
Details on the main circuit terminals of the converter unit (FR-CC2)..............................................................28
2.5.3
Terminal layout of the main circuit terminals, wiring of power supply and the motor......................................29
2.5.4
Applicable cables and wiring length................................................................................................................30
2.5.5
Earthing (grounding) precautions ...................................................................................................................32
2.6
Control circuit
33
2.6.1
Details on the control circuit terminals of the inverter .....................................................................................33
2.6.2
Details on the control circuit terminals of the converter unit (FR-CC2)...........................................................37
2.6.3
Control logic (sink/source) change .................................................................................................................38
2.6.4
Wiring of inverter control circuit ......................................................................................................................40
2.6.5
Wiring precautions ..........................................................................................................................................42
2.6.6
When using separate power supplies for the control circuit and the main circuit ...........................................43
2.6.7
When supplying 24 V external power to the control circuit .............................................................................44
2.6.8
Safety stop function ........................................................................................................................................45
2.7
Communication connectors and terminals
47
2.7.1
PU connector ..................................................................................................................................................47
2.7.2
USB connector................................................................................................................................................48
2.7.3
RS-485 terminal block ....................................................................................................................................49
2.8
Connection of motor with encoder (vector control)
50
2.9
Connection of stand-alone option units
57
2.9.1
Connection of the brake unit (FR-BU2) ..........................................................................................................57
2.9.2
Connection of the high power factor converter (FR-HC2) ..............................................................................58
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