Wiring Configuration: Motor Thermistor; Wiring For Regeneration - Danfoss VLT HVAC Drive FC 102 Operating Manual

VLT® HVAC Drive FC 102
Operating Guide

8.1.9 Wiring Configuration: Motor Thermistor

THERMISTOR INSULATION
Risk of personal injury or equipment damage.
-
Use only thermistors with reinforced or double insulation to meet PELV insulation requirements.
Table 89: Wiring Configuration for Motor Thermistor
+10 V XD2.6
A IN XD2.7
A IN XD2.8
COM XD2.9
A OUT XD2.5
COM XD2.4
U - I
A53

8.1.10 Wiring for Regeneration

Table 90: Wiring Configuration for Regeneration
+24 V XD2.10
+24 V XD2.11
D IN XD2.12
D IN XD2.13
COM XD2.18
XD2.14
D IN
D IN XD2.15
D IN XD2.16
D IN XD2.17
D IN XD2.19
+10 V
XD2.6
A IN XD2.7
A IN XD2.8
COM
XD2.9
A OUT XD2.5
COM
XD2.4
Danfoss A/S © 2021.11
C A U T I O N
Parameters
Function
Parameter 1-90 Motor Thermal Protection
Parameter 1-93 Thermistor Source
* = Default value
If only a warning is required, set parameter 1-90 Motor Thermal Protection to [1] Thermistor warn-
ing.
D IN 37 is an option.
Input 53 in the parameter corresponds to terminal XD2.7 in the control compartment.
Parameter
Function
Parameter 1-90 Motor Thermal Protection
* = Default value
To disable regeneration, decrease parameter 1-90 Motor Thermal Protection to 0%. However, if
the application uses motor brake power and regeneration is not enabled, the drive will trip.
Wiring Configuration Examples
Setting
[2] Thermistor trip
[1] Analog input 53
Setting
100%*
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