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CONTENTS
1 OUTLINE 1
1.1 Product checking and parts identification ......................................... 2
1.2 Drive unit 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 drive unit and enclosure design ........................... 7
1.4.1 Drive unit installation environment.................................................................................................. 7
1.4.2 Cooling system types for drive unit enclosure ................................................................................ 9
1.5 Drive unit placement ......................................................................... 10
1.5.1 Installation precautions................................................................................................................. 11
2 WIRING 13
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 .............................................................................................................. 16
2.3 Control circuit specifications ........................................................... 18
2.3.1 Control circuit terminal.................................................................................................................. 18
2.3.2 Changing the control logic ............................................................................................................ 20
2.3.3 Wiring of control circuit ................................................................................................................. 22
2.3.4 Connection to the PU connector................................................................................................... 25
2.4 Connection of stand-alone option unit.............................................. 27
2.4.1 Connection of a dedicated external brake resistor
(MRS type, MYS type, FR-ABR) (0.4K or higher) ........................................................................ 27
2.4.2 Connection of the brake unit (FR-BU2) ........................................................................................ 29
2.4.3 Connection of the high power factor converter (FR-HC) .............................................................. 30
2.4.4 Connection of the power regeneration common converter (FR-CV) ............................................ 31
2.4.5 Connection of a DC reactor (FR-HEL).......................................................................................... 32
3 PRECAUTIONS FOR USE OF THE DRIVE UNIT 33
3.1 EMC and leakage currents ................................................................ 34
CONTENTS
