6.1 Safety Precautions for STO
33
6.2 Safe Torque O Installation
33
6.3 STO Commissioning
34
6.4 Maintenance and Service for STO
35
6.5 STO Technical Data
37
7 Application Examples
38
8 Maintenance, Diagnostics, and Troubleshooting
41
8.1 Maintenance and Service
41
8.2 Warning and Alarm Types
41
8.3 Warning and Alarm Display
41
8.4 List of Warnings and Alarms
43
8.5 Troubleshooting
45
9 Specications
47
9.1 Electrical Data
47
9.2 Mains Supply (3-phase)
48
9.3 Motor Output and Motor Data
48
9.4 Ambient Conditions
48
9.5 Cable Specications
49
9.6 Control Input/Output and Control Data
49
9.7 Connection Tightening Torques
52
9.8 Fuses and Circuit Breakers
52
9.9 Enclosure Sizes, Power Ratings, and Dimensions
53
10 Appendix
54
10.1 Symbols, Abbreviations, and Conventions
54
10.2 Parameter Menu Structure
54
Index
60
Contents
VLT
®
Midi Drive FC 280
2 Danfoss A/S © 11/2015 All rights reserved. MG07A102