Danfoss VLT HVAC Drive FC 102 Programming Guide

Input polarity of control terminals
12 13 18 19 27 29 32 33 20 37
+24 VDC
0 VDC
e30bt106.10
PNP (Source)
Digital input wiring
Illustration 2: PNP (Source)
NPN (Sink)
Digital input wiring
12 13 18 19 27 29 32 33 20 37
+24 VDC
0 VDC
e30bt107.11
Illustration 3: NPN (Sink)
N O T I C E
Control cables must be shielded/armored.
AU275636650261en-000101 / 130R033416 | Danfoss A/S © 2022.12
Electrical Diagrams
VLT AutomationDrive FC 301/302
Programming Guide

Danfoss VLT HVAC Drive FC 102 Specifications

General

Enclosure	IP20, IP21, IP55
Ambient Temperature Range	-10°C to +40°C
Storage Temperature Range	-25°C to +70°C
Relative Humidity	5-95% (non-condensing)
Communication Protocols	Modbus RTU, BACnet, Profibus
Certifications	CE, UL, cUL
Control Principle	PWM
Cooling Method	Forced air cooling
Input Voltage	200-240V, 380-480V, 525-600V
Control Modes	sensorless vector control, closed loop vector control