Why Choose the Danfoss VACON0020-3L-0031-4 AC Drive?
The Danfoss VACON0020-3L-0031-4 is a powerful and adaptable AC variable frequency drive (VFD) designed for reliable speed and torque control of three-phase motors in industrial automation, OEM machinery and process control applications. As part of the proven VACON® 20 drive series, it combines compact construction, integrated programming functionality and flexible communication support for demanding machine control environments.
Engineered for machine builders, panel manufacturers and automation engineers, the VACON 20 range provides dependable motor control while simplifying installation and commissioning. Built-in PLC functionality, accessible I/O and Modbus RTU communication help reduce external hardware requirements and support efficient integration into modern industrial systems.
With a rated motor power of 15 kW (20 HP), a three-phase 380-480 V AC input supply and a normal duty output current of 31 A, the VACON0020-3L-0031-4 is ideal for conveyors, pumps, fans, compressors, processing machinery and other industrial equipment requiring robust variable speed control.
Key Advantages
Powerful variable frequency drive for industrial and OEM machinery.
15 kW (20 HP) motor control capability.
Three-phase 380-480 V AC input supply.
31 A normal duty output current for demanding applications.
Integrated PLC functionality for flexible machine control.
Built-in Modbus RTU communication via RS-485.
Integrated brake chopper for dynamic braking applications.
IP21 / UL Open Type enclosure suitable for industrial panel installation.
Key Features
Danfoss VACON® 20 AC drive series.
15 kW rated motor power.
31 A normal duty output current.
Three-phase 380-480 V AC input.
Input frequency range of 45-66 Hz.
Integrated PLC functionality for OEM machine control.
Built-in RS-485 interface with Modbus RTU support.
Optional fieldbus support including CANopen, DeviceNet and Profibus DP.
Integrated brake chopper for controlled deceleration.
MI05 frame size for higher power industrial applications.
Robust Motor Control for Demanding Industrial Applications
The VACON0020-3L-0031-4 regulates motor speed by adjusting output voltage and frequency, helping improve process stability, reduce mechanical stress and optimise energy consumption. This makes it a dependable choice for high-power machinery that requires smooth acceleration, controlled stopping and efficient operation.
Its integrated PLC functionality, Modbus RTU communication and fieldbus expansion options provide machine builders with a flexible automation platform. The integrated brake chopper and MI05 frame construction further support demanding applications where reliable deceleration and compact cabinet integration are important.
Typical Applications
Conveyor and material handling systems.
Pumps and water treatment equipment.
Fans and ventilation systems.
Compressors and process machinery.
Packaging and production equipment.
Industrial washing and textile machinery.
Food and beverage production systems.
OEM automation and machine-building projects.
Technical Specifications
Power
15 kW
Frequently Asked Questions
What is the Danfoss VACON0020-3L-0031-4 used for?
This AC drive is used to control the speed and torque of three-phase electric motors in industrial automation, OEM machinery and process control applications.
What motor power can this drive control?
The drive is designed for motors up to approximately 15 kW (20 HP) under normal duty operating conditions.
What supply voltage does the drive require?
The VACON0020-3L-0031-4 operates from a three-phase 380-480 V AC supply.
Does the drive support industrial communications?
Yes. The drive includes built-in Modbus RTU communication via RS-485 and supports optional fieldbus connectivity for industrial automation networks.
Does this drive include a brake chopper?
Yes. This configuration includes an integrated brake chopper, supporting applications that require controlled deceleration and dynamic braking.
Trusted by Machine Builders Worldwide
Danfoss VACON® 20 drives are trusted by OEMs, panel builders and automation engineers for reliable motor control, flexible programming and efficient operation across demanding industrial machinery applications.
Power
15 kW
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Can you help specify the correct part?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Do you have stock for urgent orders?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What are your delivery times and costs?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What about warranties, returns and faulty items?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...