Danfoss VLT FC 103 Operating Guide

6.6.3 Restoring Factory Default Settings Using the Recommended Initialization 72
6.6.4 Restoring Factory Default Settings Using Manual Initialization 72
7 Wiring Configuration Examples 73
7.1 Application Examples 73
7.1.1 Wiring Configuration for Automatic Motor Adaptation (AMA) 73
7.1.2 Wiring Configuration for Automatic Motor Adaptation without T27 74
7.1.3 Wiring Configuration: Speed 74
7.1.4 Wiring Configuration: Feedback 77
7.1.5 Wiring Configuration: Run/Stop 80
7.1.6 Wiring Configuration: Start/Stop 83
7.1.7 Wiring Configuration: External Alarm Reset 86
7.1.8 Wiring Configuration: RS485 87
7.1.9 Wiring Configuration: Motor Thermistor 87
7.1.10 Wiring for Regen 89
7.1.11 Wiring Configuration for a Relay Setup with Smart Logic Control 90
7.1.12 Wiring Configuration: Compressor 90
7.1.13 Wiring Configuration for Single or Multiple Refrigeration Fans/Pumps 91
7.1.14 Wiring Configuration for a Compressor Pack 93
8 Maintenance, Diagnostics, and Troubleshooting 94
8.1 Maintenance and Service 94
8.2 Heat Sink Service 94
8.2.1 Heat Sink Access Panel 94
8.2.2 Removing Dust Buildup from the Heat Sink 94
8.3 Status Messages 95
8.3.1 Status Message Overview 95
8.3.2 Status Messages - Operating Mode 96
8.3.3 Status Messages - Reference Site 96
8.3.4 Status Messages - Operation Status 97
8.4 Warnings and Alarms 99
8.5 Troubleshooting 124
9 Specifications 127
9.1 Electrical Data 127
9.1.1 Electrical Data, 380–480 V AC 127
9.1.2 Electrical Data, 525–690 V AC 129
9.2 Mains Supply 132
9.3 Motor Output and Torque Characteristics 132
9.3.1 Motor Output (U, V, W) 132
9.3.2 Torque Characteristics 132
9.4 Ambient Conditions 133
9.5 Cable Specifications 133
ContentsOperating Guide | VLT® Refrigeration Drive FC 103
AQ275652766279en-000101 / | 5Danfoss A/S © 2020.01

Danfoss VLT FC 103 Specifications

General

Brand	Danfoss
Model	VLT FC 103
Category	DC Drives
Language	English