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VACONX4C40050C Danfoss

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Internal Product Review

The VACONX4C40050C is a Danfoss low-voltage drive with a 3 HP rating and 3-phase input capability. Natural convection cooling and IP66 protection make the unit especially appealing for enclosed or washdown-prone industrial areas. A 150% overload capacity for 60 s adds useful torque reserve, making this drive a strong choice for steady, reliable operation.

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Product Description:

The VACONX4C40050C is an AC variable frequency drive produced by Danfoss within the Low Voltage VACON X Drives series. The unit converts fixed-frequency three-phase mains power into a regulated output waveform that controls induction motor speed and torque in automated conveyors, pumps, and material-handling stations. By modulating frequency and voltage, the drive allows process equipment to match load demand, reduce mechanical stress, and improve energy efficiency in industrial automation cells.

Rated for 3 HP, the drive delivers a continuous shaft output of 2.2 kW while drawing a line current of 4.8 A from a balanced three-phase supply. The output stage can reach up to 400 Hz, so standard induction motors can operate above their base speed when a wide process range is required. Momentary overloads are tolerated at 150% for 60 seconds, giving machines time to clear transient torque spikes without tripping. The IP66 housing seals out dust and protects the electronics against powerful water jets. The electronics release heat through natural convection, eliminating fans that could draw contaminants into the enclosure. A compact T1 frame keeps the overall dimensions to 306 mm high, 221 mm wide, and 166 mm deep for panel or wall mounting.

Internal protection logic monitors the DC link and disconnects the inverter when the bus voltage exceeds 814 V DC or falls below 397 V DC, preventing component stress during power disturbances. Sound pressure at one meter is limited to 80 dBA, allowing the unit to operate without additional acoustic shielding in suitable industrial settings. The steel enclosure weighs 6.35 kg, providing a manageable enclosure weight while helping damp vibration. A corrosion-resistant finish complements the sealed housing for field installations on conveyors, mixers, and outdoor pumping skids.

Acoustic Noise
80 dBA
Cooling Method
Natural Convection
Depth
166 mm
Frame Size
T1
Height
306 mm
Horsepower
3 HP
Input Phases
3 Phase
Max Output Frequency
400 Hz
Overload Capacity
150% for 60 s
Overvoltage Trip
814 Vdc
Protection Rating
IP66
Rated Current
4.8 A
Shaft Power
2.2 kW
Undervoltage Trip
397 Vdc
Weight
6.35 kg
Width
221 mm

Frequently Asked Questions about VACONX4C40050C:

Q: What is the maximum output frequency of the VACONX4C40050C drive?

A: This drive has a maximum output frequency of 400 Hz, allowing for versatile motor control.

Q: What overload capacity does the VACONX4C40050C provide?

A: The VACONX4C40050C supports an overload capacity of 150% for up to 60 seconds.

Q: What protection rating does the VACONX4C40050C drive have?

A: This model is protected to IP66 standards, offering complete protection against dust and strong jets of water.

Q: How is the VACONX4C40050C drive cooled during operation?

A: The cooling method for this drive is natural convection, operating efficiently without external fans.

Q: What are the input phases and rated current for the VACONX4C40050C?

A: The VACONX4C40050C is a 3-phase drive with a rated current of 4.8 A.

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