7 Electrical Installation Considerations
38
7.1 Safety Instructions
38
7.2 Wiring Schematic
39
7.3 Connections
40
7.4 Control Wiring and Terminals
41
7.5 Fuses and Circuit Breakers
44
7.6 Motor
45
7.7 Residual Current Devices (RCD) and Insulation Resistance Monitor (IRM)
47
7.8 Leakage Current
47
7.9 IT Mains
49
7.10 Eciency
49
7.11 Acoustic Noise
49
7.12 dU/dt Conditions
50
7.13 Electromagnetic Compatibility (EMC) Overview
51
7.14 EMC-compliant Installation
54
7.15 Harmonics Overview
57
8 Basic Operating Principles of a Drive
60
8.1 Description of Operation
60
8.2 Drive Controls
60
9 Application Examples
68
9.1 Programming a Closed-loop Drive System
68
9.2 Wiring for Open-loop Speed Control
68
9.3 Wiring for Start/Stop
69
9.4 Wiring for External Alarm Reset
70
9.5 Wiring for a Motor Thermistor
71
9.6 Wiring Conguration for the Encoder
71
10 How to Order a Drive
72
10.1 Drive Congurator
72
10.2 Ordering Numbers for Options and Accessories
74
10.3 Spare Parts
74
11 Appendix
75
11.1 Abbreviations and Symbols
75
11.2 Denitions
76
11.3 RS485 Installation and Set-up
77
11.4 RS485: FC Protocol Overview
78
11.5 RS485: FC Protocol Telegram Structure
79
11.6 RS485: FC Protocol Parameter Examples
83
Contents VLT® AutomationDrive FC 361
2 Danfoss A/S © 03/2019 All rights reserved. MG06K102