Danfoss VLT HVAC User Manual

1.1.11. IT Mains
IT Mains
Do not connect 400 V frequency converters with RFI-filters to mains supplies with a
voltage between phase and earth of more than 440 V.
For IT mains and delta earth (grounded leg), mains voltage may exceed 440 V be-
tween phase and earth.
Par. 14-50 RFI 1 can be used to disconnect the internal RFI capacitiors from the RFI filter to
ground. If this is done it will reduce the RFI performance to A2 level.
1.1.12. Software Version and Approvals: VLT HVAC Drive
VLT HVAC Drive
Operating Instructions
Software version: 2.0X
This Operating Instructions can be used for all VLT HVAC Drive frequency converters with
software version 2.0X.
The software version number can be seen from parameter 15-43.
1.1.13. Disposal Instruction
Equipment containing electrical components may not be disposed of
together with domestic waste.
It must be separately collected with Electrical and Electronic waste
according to local and currently valid legislation.
1. Safety VLT
®
HVAC Drive Operating Instructions
8 MG.11.A4.02 - 09.10.06. VLT
®
is a registered Danfoss trademark
1

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