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Table Of Contents - Mitsubishi Electric FR-A520-0.4K -55K Instruction Manual

Transistorized inverter, high function & low acoustic noise.
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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
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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............................................................................................................................................28
2.3 Other wiring .............................................................................................................................................................29
2.3.1 Power harmonics ..............................................................................................................................................29
2.3.2 Japanese harmonic suppression guidelines.....................................................................................................30
2.3.3 Inverter-generated noises and reduction techniques........................................................................................33
2.3.4 Leakage currents and countermeasures ..........................................................................................................37
2.3.5 Inverter-driven 400V class motor ......................................................................................................................38
2.3.6 Peripheral devices ............................................................................................................................................39
2.3.7 Instructions for compliance with the UL and CSA standards ............................................................................41
2.3.8 Instructions for compliance with the European standards ................................................................... .............42
2.3.9 Earthing (EC version)........................................................................................................................................43
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3.1 Pre-Operation Information .......................................................................................................................................45
3.1.1 Devices and parts to be prepared for operation ...............................................................................................45
3.1.2 Power on...........................................................................................................................................................47
3.1.3 Parameter check...............................................................................................................................................47
3.2 Operation .................................................................................................................................................................53
3.2.1 Pre-operation checks........................................................................................................................................53
3.2.2 External operation mode (Operation using external input signals) .......................................................... .........54
3.2.3 PU operation mode (Operation using the operation panel (FR-DU04))...........................................................55
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4.1 Parameter List .........................................................................................................................................................57
4.2 Parameter Function Details .....................................................................................................................................63
z
Torque boost (Pr. 0, Pr. 46, Pr. 112) .......................................................................................................................63
z
Output frequency range (Pr. 1, Pr. 2, Pr. 18) ..........................................................................................................64
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