Danfoss VLT AutomationDrive FC 302, Installation Manual

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4.2 Electromagnetic Compatability (EMC) 35
4.2.1 EMC Interference 36
4.3 Power Connections 37
4.4 Grounding 37
4.5 Input Options
38
4.5.1 Extra Protection (RCD) 38
4.5.2 RFI Switch 38
4.5.3 Shielded Cables 38
4.6 Motor Connection
38
4.6.1 Motor Cable 38
4.6.2 Brake Cable 39
4.6.3 Motor Insulation 39
4.6.4 Motor Bearing Currents 40
4.7 AC Mains Connection
40
4.7.1 AC line input connections 40
4.7.2 External Fan Supply 40
4.7.3 Power and Control Wiring for Non-shielded Cables 41
4.7.4 Line Power Disconnects 42
4.7.5 F-Frame Circuit Breakers 42
4.7.6 F-Frame Line Power Contactors 42
4.8 Control Wiring 42
4.8.1 Control Cable Routing 42
4.8.2 Access to Control Terminals 43
4.8.3 Electrical Installation, Control Terminals 43
4.8.4 Electrical Installation, Control Cables 45
4.8.5 Safe Torque Off (STO) 46
4.9 Additional Connections
47
4.9.1 Serial Communication 47
4.9.2 Mechanical Brake Control 47
4.9.3 Parallel Connection of Motors 47
4.9.4 Motor Thermal Protection 48
4.9.5 Voltage/Current Input Selection (Switches) 48
4.10 Final Set-up and Test
49
4.11 F-frame Options
50
5 Start-up and Functional Testing
52
5.1 Safety Instructions
52
5.2 Applying Power to the Equipment
53
Contents
VLT
®
AutomationDrive FC 302 Low Harmonic Drive
132–630 kW
Danfoss A/S © Rev. 04/2015 All rights reserved. MG37A322