Danfoss VLT HVAC User Manual

4.1.5. Mains connection for A2 and A3
Illustration 4.2: Firstly mount the two screws in the mounting plate, slide it into place and tighten fully.
Illustration 4.3: When mounting cables, first mount and tighten earth cable.
The earth connection cable cross section must be at least 10 mm
2
or 2 rated mains
wires terminated separately according to EN 50178/IEC 61800-5-1.
VLT
®
HVAC Drive Operating Instructions 4. Electrical installation
MG.11.A4.02 - 09.10.06. VLT
®
is a registered Danfoss trademark 25
4

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