3.3.8 Use of EMC Compliant Cables 42
3.3.9 Grounding of Screened/armoured Control Cables 43
3.3.10 Electrical Wiring 44
3.3.11 Electrical Connection 45
3.4 Terminals
47
3.4.1 Safety Clamp 47
3.4.2 Pre-fuses 48
3.4.3 Mains Connection 48
3.4.4 Motor Connection 48
3.4.5 Direction of Motor Rotation 49
3.4.6 Parallel Connection of Motors 50
3.4.7 Motor Cables 50
3.4.8 Thermal Motor Protection 50
3.4.9 Brake Connection 50
3.4.10 Ground Connection 51
3.4.11 Load Sharing 51
3.4.12 Tightening Torque for Power Terminals 52
3.4.13 Control of Mechanical Brake 52
3.4.14 Access to Control Terminals 52
3.4.15 Control Cables 52
3.4.16 Control Terminals 54
3.4.17 Relay Connection 55
3.4.18 Switches 1-4 55
3.4.19 VLT Motion Control Tool MCT 10 Set-up Software 55
3.4.20 Sub D Plug 56
3.5 Connection Examples
56
3.5.1 Start/Stop 56
3.5.2 Pulse Start/Stop 56
3.5.3 Speed Up/Down 57
3.5.4 Potentiometer Reference 57
3.5.5 Connection of a 2-Wire Transmitter 57
3.5.6 4-20 mA Reference 57
3.5.7 50 Hz Counter-clockwise to 50 Hz Clockwise 58
3.5.8 Preset References 58
3.5.9 Connection of Mechanical Brake 59
3.5.10 Counter Stop Through Terminal 33 59
3.5.11 Use of Internal PID-Controller - Closed Loop Process Control 59
4 Programming
61
4.1 Operation & Display
61
4.2 Load and Motor
68
Contents Design Guide
MG27E402 Danfoss A/S © Rev. May/2014 All rights reserved. 3
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