Danfoss VLT HVAC Drive User Manual

4.1.11. Motor connection for A2 and A3
Follow these drawings step-by-step for connecting the motor to the adjustable frequency drive.
Illustration 4.11: First terminate the motor ground, then place motor U, V and W wires in the plug and tighten
them.
Illustration 4.12: Mount cable clamp to ensure 360 degree connection between chassis and shield; ensure
that the outer insulation of the motor cable is removed under the clamp.
VLT
®
HVAC Drive Instruction Manual 4. Electrical installation
MG.11.A4.22 - VLT
®
is a registered Danfoss trademark 37
4

Danfoss VLT HVAC Drive Specifications

General

Type	VLT HVAC Drive
STO (Safe Torque Off)	Yes
Enclosure	IP20
Output Frequency	0-500 Hz
Brake Chopper	Built-in (depending on frame size)
EMC Filter	Built-in (depending on frame size)
Communication	Ethernet
Power Range	0.37 kW to 630 kW
Input Voltage	200-240V, 380-480V, 525-600V
Protection Features	Overload, Overvoltage, Undervoltage, Short Circuit, Ground Fault
Ambient Temperature	-10°C to +50°C (with derating above +40°C)
Storage Temperature	-25°C to +70°C
Relative Humidity	5-95% (non-condensing)
Cooling Method	Air-cooled