2 DC1 variable frequency drive 12/13 MN04020003Z-EN www.eaton.com
2.3 Safety and switching.................................................................... 33
2.3.1 Fuses and cable cross-sections ................................................... 33
2.3.2 Residual current circuit-breaker (RCD)......................................... 34
2.3.3 Mains contactors ......................................................................... 35
2.4 EMC compliance.......................................................................... 35
2.5 Motor ........................................................................................... 37
2.5.1 Motor Selection ........................................................................... 37
2.5.2 Parallel connection of motors ...................................................... 37
2.5.3 Circuit types with three-phase motors......................................... 38
2.5.4 87-Hz Characteristic curve ........................................................... 39
2.5.5 Connecting EX motors................................................................. 40
3 Installation.................................................................................. 41
3.1 Introduction.................................................................................. 41
3.2 Mounting ..................................................................................... 41
3.2.1 Mounting position........................................................................ 42
3.2.2 Free space ................................................................................... 42
3.2.3 Fixing ........................................................................................... 44
3.2.4 Installing cable glands (IP66)........................................................ 48
3.3 EMC installation........................................................................... 51
3.3.1 EMC measures in the control panel............................................. 51
3.3.2 EMC screw .................................................................................. 55
3.3.3 Screen earth kit............................................................................ 56
3.4 Earthing........................................................................................ 56
3.4.1 Protective earth............................................................................ 57
3.4.2 Motor earthing ............................................................................. 57
3.4.3 Earth-fault protection ................................................................... 57
3.4.4 VAR screw ................................................................................... 57
3.5 Electrical Installation .................................................................... 58
3.5.1 Connection to power section....................................................... 59
3.5.2 Connection on control section ..................................................... 66
3.5.3 Block diagrams............................................................................. 75
3.5.4 Insulation test .............................................................................. 82
4 Operation.................................................................................... 83
4.1 Checklist for commissioning........................................................ 83
4.2 Operational hazard warnings........................................................ 84
4.3 Commissioning with control signal terminals (default settings) .. 85
4.4 Commissioning with local controls (IP66).................................... 88
4.5 Commissioning with keypad........................................................ 90
4.6 Commissioning with field bus / SmartWire-DT............................ 92
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