Danfoss vlt FC 102 - Page 119

Switch............................................................................................................... 34
Switches
Disconnect.................................................................................14,37,63
Switching frequency................................................................................... 65
Symbols..................................................................................................14, 116
System feedback.............................................................................................7
T
Terminal 53.....................................................................................................34
Terminal 54.....................................................................................................34
Thermal protection......................................................................................11
Thermistor.........................................................................................31, 58, 58
Thermistor control wiring......................................................................... 31
Tightening torque..................................................................................... 110
Torque
Warning.................................................................................................. 69
Torque limit...........................................................................................84
Torque characteristics................................................................................ 96
Transient..........................................................................................................10
Transient protection....................................................................................10
Trip.....................................................................................................................66
Trip lock............................................................................................................66
Troubleshooting...........................................................................................67
U
UL certification.............................................................................................. 10
Unintended start............................................................................ 14, 37, 63
Uploading data to the LCP........................................................................40
USB serial communication......................................................................100
V
Voltage
Safety warning..............................................................14,71,73,73,73
VVC+...........................................................................................................43, 44
W
Warning........................................................................................................... 66
Warnings
List of....................................................................................................... 67
Weight, enclosure size A......................................................................... 111
Weight, enclosure size B..........................................................................112
Weight, enclosure sizes C and D...........................................................113
Wire size...........................................................................................................20
Wire type and ratings..................................................................................20
Wiring configurations
Open loop.............................................................................................. 48
Start/stop............................................................................................... 54
External alarm reset............................................................................56
Thermistor..............................................................................................58
Regen.......................................................................................................59
Fixed variable speed pump............................................................. 61
Lead pump alternation..................................................................... 62
Wiring schematic..........................................................................................22
AQ267037536117en-000101/130R0083 | 119Danfoss A/S © 2023.09
Index
VLT HVAC Drive FC 102
Operating Guide