Unitronics UMI-0150EE-B1 variable frequency drive, a 15 kW three phase AC inverter with sensorless vector control, Modbus RTU communication and integrated safety functions for industrial motor control applications.
Why Choose the Unitronics UMI-0150EE-B1 Variable Frequency Drive?
The Unitronics UMI-0150EE-B1 is a powerful and highly reliable AC variable frequency drive (VFD) designed for precise speed and torque control of three-phase motors in demanding industrial environments. As part of the advanced Unitronics UMI-B1 EU series, it is engineered to deliver efficient motor control, energy savings and seamless integration with modern automation systems.
Featuring advanced sensorless vector control (SVC) and SVPWM technology, the UMI-0150EE-B1 provides stable torque, smooth acceleration and accurate speed regulation across a wide range of industrial applications. Integrated communication and safety functions simplify machine integration while helping improve operational reliability.
With a rated output power of 15 kW / 20 HP and a three-phase 380–440 V AC supply, this drive is ideal for larger motors used in conveyors, pumps, compressors, production lines and heavy industrial machinery.
Key Advantages
Heavy-duty variable frequency drive designed for industrial motor control.
15 kW / 20 HP motor power rating for demanding applications.
Three-phase 380–440 V AC input compatible with industrial power systems.
Integrated Safe Torque Off (STO) functionality.
Sensorless vector control (SVC) for precise motor performance.
Built-in dynamic braking capability and EMC filtering.
RS-485 Modbus RTU communication for automation integration.
Key Features
Unitronics UMI-B1 EU series variable frequency drive.
15 kW rated output power.
20 HP motor rating.
32 A nominal output current.
Three-phase 380–440 V AC input supply.
0–400 Hz output frequency range.
Sensorless vector control (SVC) and V/F control modes.
Integrated Safe Torque Off (STO).
RS-485 communication with Modbus RTU support.
Panel, wall or flange mounting options.
Reliable Motor Control for High-Power Applications
Variable frequency drives such as the Unitronics UMI-0150EE-B1 regulate motor speed by adjusting output voltage and frequency. This allows industrial equipment to operate more efficiently while improving process accuracy, reducing energy consumption and minimising mechanical stress on motors and drive components.
The UMI-B1 series is designed for machine builders, system integrators and industrial automation engineers. Integrated communication, dynamic braking and advanced motor control functions allow seamless integration into modern manufacturing and process environments.
Typical Applications
Large conveyor and material handling systems.
Industrial pumps and booster systems.
Compressors and ventilation equipment.
Packaging and production machinery.
Heavy manufacturing and processing equipment.
OEM machinery and automation systems.
Technical Specifications
Power
15 kW
Current
32 A
Voltage
480 V
Phase
Three Phase
IP Rating
IP20
Series
UMI-B1 EU Series
Product type
AC variable frequency drive
Rated output power
15 kW
Horsepower rating
20 HP
Rated output current
32 A
Input voltage
380–440 V AC
Input phases
3-phase
Input frequency
50 / 60 Hz
Output frequency
0–400 Hz
Control methods
Sensorless Vector Control (SVC), V/F Control
Protection rating
IP20
Cooling
Forced air cooling
Mounting type
Panel, wall or flange mounting
Dimensions (H × W × D)
approx. 320 × 170 × 196 mm
EMC Filter
None
Frequently Asked Questions
What is the Unitronics UMI-0150EE-B1 used for?
This drive controls the speed and torque of three-phase AC motors used in industrial automation, manufacturing and process applications.
What motor power is supported by this drive?
The drive is designed for motors with a rated output power of up to 15 kW (20 HP).
What supply voltage does the drive require?
The UMI-0150EE-B1 operates from a three-phase 380–440 V AC supply.
Does the drive support PLC communication?
Yes. The drive includes RS-485 communication with Modbus RTU support for integration with PLCs, HMIs and automation systems.
What protection features are included?
The drive includes protection against overcurrent, overload, overvoltage, undervoltage and over-temperature conditions, helping safeguard both the motor and drive.
Trusted by Industrial Automation Professionals
Unitronics UMI-B1 series variable frequency drives are widely used by machine builders and automation engineers to provide reliable motor control, improved energy efficiency and dependable operation in demanding industrial environments.
Power
15 kW
Current
32 A
Voltage
480 V
Phase
Three Phase
IP Rating
IP20
Series
UMI-B1 EU Series
Product type
AC variable frequency drive
Rated output power
15 kW
Horsepower rating
20 HP
Rated output current
32 A
Input voltage
380–440 V AC
Input phases
3-phase
Input frequency
50 / 60 Hz
Output frequency
0–400 Hz
Control methods
Sensorless Vector Control (SVC), V/F Control
Protection rating
IP20
Cooling
Forced air cooling
Mounting type
Panel, wall or flange mounting
Dimensions (H × W × D)
approx. 320 × 170 × 196 mm
EMC Filter
None
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.
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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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...