Table Of Contents - Mitsubishi Electric FR-E720-600 Instruction Manual

1 OUTLINE
1.1 Product checking and parts identification......................................... 2
1.2 Inverter and peripheral devices.......................................................... 3
1.2.1 Peripheral devices .......................................................................................................................... 4
1.3 Removal and reinstallation of the cover ............................................ 5
1.3.1 Front cover...................................................................................................................................... 5
1.3.2 Wiring cover.................................................................................................................................... 6
1.4 Installation of the inverter and enclosure design .............................. 7
1.4.1 Inverter installation environment..................................................................................................... 7
1.4.2 Cooling system types for inverter panel.......................................................................................... 9
1.4.3 Inverter placement ........................................................................................................................ 10
2 WIRING
2.1 Wiring................................................................................................. 14
2.1.1 Terminal connection diagram ....................................................................................................... 14
2.2 Main circuit terminal specifications................................................. 15
2.2.1 Specification of main circuit terminal ............................................................................................ 15
2.2.2 Terminal arrangement of the main circuit terminal, power supply and the motor wiring............... 15
2.2.3 Cables and wiring length .............................................................................................................. 17
2.3 Control circuit specifications ........................................................... 20
2.3.1 Standard control circuit terminal ................................................................................................... 20
2.3.2 Changing the control logic ............................................................................................................ 23
2.3.3 Wiring of control circuit ................................................................................................................. 25
2.3.4 Wiring instructions ........................................................................................................................ 26
2.3.5 Connection to the PU connector................................................................................................... 27
2.4 Connection of stand-alone option unit ............................................. 29
2.4.1 Connection of a dedicated external brake resistor (MRS type, MYS type, FR-ABR)
(FR-E720-030 or more, FR-E740-016 or more) .......................................................................... 29
2.4.2 Connection of the brake unit (FR-BU2) ........................................................................................ 31
2.4.3 Connection of the high power factor converter (FR-HC) .............................................................. 32
2.4.4 Connection of the power regeneration common converter (FR-CV) ............................................ 33
2.4.5 Connection of a DC reactor (FR-HEL).......................................................................................... 33
3 PRECAUTIONS FOR USE OF THE INVERTER
3.1 EMC and leakage currents................................................................ 36
I
CONTENTS
1
13
35