Standard delivery
£8 ex VAT · free over £200UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.
Heavier items may be charged at a weight-based or pallet rate, shown at checkout.
UMI-0750EU-B7 Unitronics | 75 kW 3 Phase 380-480VAC | VSD
Unitronics UMI-0750EU-B7 variable frequency drive, a 75 kW three phase 380-480 V AC VFD with Modbus RTU communication, advanced vector control and integrated Safe Torque Off functionality for industrial automation applications.
£3,964.32
Why Choose the Unitronics UMI-0750EU-B7 Variable Speed Drive?
The Unitronics UMI-0750EU-B7 is a high-capacity AC variable frequency drive (VFD) designed for precise speed, torque and motor control in demanding industrial automation applications. As part of the advanced Unitronics UMI-B7 series, it provides reliable performance, integrated safety and flexible communication for modern machine-building and process control systems.
This drive supports advanced motor control methods including SVPWM, sensorless vector control and closed-loop vector control, helping deliver smooth acceleration, stable torque and accurate speed regulation. Its expandable architecture allows integration with communication, encoder and I/O modules, making it suitable for PLC, HMI and industrial network applications.
With a rated output power of 75 kW (100 HP), an approximate output current of 150 A and operation from a three-phase 380–480 V AC supply, the UMI-0750EU-B7 is ideal for heavy-duty industrial motors used in pumps, compressors, conveyors, fans and large production machinery. Integrated Safe Torque Off (STO) functionality enhances machine safety while reducing system complexity.
Key Advantages
- High-capacity 75 kW variable frequency drive for industrial motor control.
- 100 HP motor rating suitable for demanding machinery and process systems.
- Three-phase 380–480 V AC input compatible with industrial power networks.
- Integrated Safe Torque Off (STO) functional safety.
- Advanced vector control for precise speed and torque regulation.
- Built-in Modbus RTU RS-485 communication with optional Ethernet expansion.
- Efficient motor control helps reduce energy use, starting current and mechanical wear.
Key Features
- Unitronics UMI-B7 variable frequency drive series.
- 75 kW / 100 HP rated output power.
- Approx. 150 A rated output current.
- Three-phase 380–480 V AC input supply.
- Integrated Safe Torque Off (STO) functionality.
- SVPWM, sensorless vector control and closed-loop vector control modes.
- Built-in Modbus RTU RS-485 communication.
- Optional Ethernet and fieldbus communication cards.
- Supports induction and permanent magnet synchronous motors.
- Wall, panel or flange mounting for industrial installations.
Reliable Motor Control for Industrial Machinery
Variable frequency drives such as the Unitronics UMI-0750EU-B7 regulate motor speed by adjusting output voltage and frequency. This allows industrial machinery to operate more efficiently while improving process precision, reducing starting current and lowering mechanical stress on motors and driven equipment.
The UMI-B7 series is designed for industrial automation engineers and machine builders that require powerful motor control, integrated safety and flexible system connectivity. Its communication options and advanced control modes make it suitable for both standalone machine control and fully networked automation systems.
Typical Applications
- High-capacity pumps and water treatment systems.
- Industrial compressors and process machinery.
- Heavy-duty conveyors and material handling systems.
- HVAC fans, blowers and ventilation equipment.
- Manufacturing and production lines.
- OEM automation systems and machine building.
Technical Specifications
Tick the specs you need, then view products that match.
| Power | 75 kW | |
|---|---|---|
| Current | 150 A | |
| Voltage | 480 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Industrial | |
| Series | UMI-B7 | |
| Product type | AC variable frequency drive | |
| Rated output power | 75 kW / 100 HP | |
| Rated output current | approx. 150 A | |
| Input voltage | 380–480 V AC | |
| Input phases | 3-phase | |
| Input frequency | 50 / 60 Hz | |
| Output frequency | 0–400 Hz | |
| Control methods | SVPWM, sensorless vector control, closed-loop vector control | |
| Supported motors | Asynchronous induction motors and permanent magnet synchronous motors | |
| Overload capacity | 150% for 60 s, 180% for 10 s, 200% for 1 s | |
| Safety function | Safe Torque Off (STO) | |
| Protection rating | IP20 | |
| Cooling method | Forced air cooling | |
| Mounting type | Wall, panel or flange mounting | |
| Dimensions (H × W × D) | approx. 682 × 325 × 365 mm | |
| Compliance | CE, UL, cUL |
Frequently Asked Questions
What is the Unitronics UMI-0750EU-B7 used for?
This drive controls the speed and torque of three-phase AC motors in industrial automation, manufacturing and process control applications.
What motor power is supported by this drive?
The UMI-0750EU-B7 supports motors rated up to 75 kW (100 HP).
What supply voltage does the drive require?
The drive operates from a three-phase 380–480 V AC supply.
Does this drive include Safe Torque Off?
Yes, the drive includes integrated Safe Torque Off (STO) functionality for enhanced machine safety.
Can the drive communicate with PLC systems?
Yes, it includes built-in Modbus RTU RS-485 communication and supports optional Ethernet and fieldbus communication modules.
Trusted by Automation Engineers Worldwide
Unitronics UMI-B7 variable frequency drives are widely used by automation engineers and OEM machine builders to deliver reliable motor control, efficient operation and seamless integration into modern industrial equipment.
