Danfoss VLT HVAC User Manual

NB!
When you carry out manual initialisation, you also reset serial communication, RFI
filter settings (par. 14-50) and fault log settings.
Removes parameters selected in
Personal Menu .
NB!
After initialization and power cycling, the display will not show any information until
after a couple of minutes.
4-56 Warning Feedback Low
Value:
-999999.999 to
+999999.999
-999999.999
Function:
Enter the lower feedback limit. When the
feedback falls below this limit, the display
reads Feedb Low. The signal outputs can be
programmed to produce a status signal on
terminal 27 or 29 and on relay output 01 or
02.
VLT
®
HVAC Drive Operating Instructions 6. How to programme the frequency converter
MG.11.A4.02 - 09.10.06. VLT
®
is a registered Danfoss trademark 87
6

Danfoss VLT HVAC Specifications

General

Enclosure Rating	IP20, IP21, IP54, IP55, IP66
Storage Temperature Range	-25°C to +70°C
Output Voltage Range	0-100% of supply voltage
Communication Protocols	Modbus RTU, BACnet, Ethernet/IP, Profibus DP
Ambient Temperature Range	-10°C to +50°C (without derating)
Relative Humidity	5% to 95% non-condensing
Altitude	Up to 1000 m without derating
Cooling Method	Air cooled
Application	HVAC systems, Pumps, Fans, Compressors
Voltage Range	200-240 V, 380-500 V, 525-600 V
Frequency Range	0 Hz to 590 Hz