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UMI-0900EE-B1 Unitronics | 90 kW 3 Phase 380-480VAC | VSD
MPN: UMI-0900EE-B1
Alt. SKU: UMI0900EEB1
Special Price
£4,664.21
£3,886.84
Regular Price
£5,487.30
Why Choose the Unitronics UMI-0900EE-B1 Variable Frequency Drive?
The Unitronics UMI-0900EE-B1 is a heavy-duty 90 kW variable frequency drive (VFD) engineered to control the speed and torque of large three-phase AC motors in industrial automation systems. Designed for operation on a 380–480 V three-phase power supply, this inverter provides reliable motor control for high-power applications such as pumping stations, conveyors, compressors and large production machinery.
Part of the advanced Unitronics UMI-B1 series, the drive integrates modern motor control algorithms and flexible automation connectivity. The platform supports advanced vector control methods to ensure stable torque output, smooth acceleration and efficient operation across demanding industrial environments.
Designed for seamless automation integration, the drive includes Modbus RTU communication via RS-485 and multiple analogue and digital control interfaces. These features allow the inverter to be used either as a standalone variable speed drive or integrated directly with PLC and HMI systems for advanced automation control.
Key Advantages
- 90 kW (120 HP) motor control suitable for heavy industrial equipment.
- 380–480 V three-phase input compatible with global industrial power systems.
- Advanced vector motor control algorithms for precise speed and torque regulation.
- Modbus RTU RS-485 communication for integration with PLC and automation systems.
- Wide power range compatibility across the UMI-B1 drive platform.
- Designed to improve energy efficiency and reduce mechanical stress on motors.
Key Features
- Variable frequency drive (VFD) for industrial AC motor speed control.
- Rated motor power: 90 kW / 120 HP.
- Input voltage: 380–480 V AC three-phase.
- Output frequency range up to 400 Hz.
- Integrated Modbus RTU communication via RS-485.
- Multiple analogue and digital control inputs for flexible automation integration.
- Removable keypad interface for configuration and monitoring.
- Designed for large-scale industrial motor applications.
Technical Specifications
- Manufacturer: Unitronics
- Series: UMI-B1 Variable Frequency Drives
- Model: UMI-0900EE-B1
- Rated motor power: 90 kW (120 HP)
- Input voltage: 380–480 V AC, three-phase
- Output current: approx. 180 A
- Output frequency range: 0–400 Hz
- Communication: Modbus RTU RS-485
- Analogue input: 1 × 0–10 V / 0–20 mA
- Analogue output: 2 × 0–10 V / 0–20 mA
- Dimensions: approx. 554 mm × 338 mm × 329 mm
- Compliance: CE, cUL, TÜV
Industrial Motor Control and Energy Efficiency
Variable frequency drives regulate the voltage and frequency supplied to motors to control their speed and torque. This enables improved process control, reduced mechanical wear and significant energy savings in industrial systems. VFD platforms such as the Unitronics UMI series are designed to optimise machine performance while lowering life-cycle operating costs.
Typical Applications
- Large industrial pumps and water treatment plants.
- Heavy-duty conveyors and material handling systems.
- Industrial compressors and blowers.
- HVAC and ventilation systems.
- Process automation and manufacturing equipment.
Frequently Asked Questions
What is the UMI-0900EE-B1 used for?
This variable frequency drive controls the speed and torque of large three-phase AC motors used in industrial automation systems.
What motor power does this drive support?
The drive is rated for 90 kW (120 HP) motors operating on a 380–480 V three-phase power supply.
Does the drive support industrial communication protocols?
Yes. The drive includes Modbus RTU communication via RS-485 which enables integration with PLC and automation systems.
What industries typically use VFDs?
Variable frequency drives are widely used in manufacturing, water treatment, HVAC, mining and process automation where adjustable motor speed is required.
Can the drive operate as a standalone controller?
Yes. The drive can operate independently using its onboard control interface or be integrated into larger automation systems via communication networks.
Trusted by Automation Engineers
Unitronics variable frequency drives are widely used by machine builders and system integrators to deliver reliable and efficient motor control in industrial automation systems.
| Manufacturer Part Number | UMI-0900EE-B1 |
|---|---|
| Communication | MODBUS RTU RS-485 |
| Height | 554mm |
| Width | 338mm |
| Depth | 329mm |
| Amperage | 180A |
| Number of analogue inputs | 1 x 0-10V/0-20mA, 1x 0-10V |
| Number of analogue outputs | 2 x 0-10V, 0-20mA |
| Brake - Safe-Stop | Safe Stop |
| Compliance | CE, cUL, TUV-SUD, UL |
| Control Method | SVPWM (Space Vector PWM), SVC (Sensorless Vector Control) |
| Coating PCB | Coated PCB |
| Control Panel | Removeable Keypad |
| Control Panel Included | Yes |
| Control Setting | Analog, Digital, Modbus, PID, Pulse |
| Cooling | Air Cooling |
| Number of digital inputs | 1 x 50kHz, 4 x 1kHz |
| Number of digital outputs | 1 x sink/source |
| Dynamic Breaking Unit | Optional |
| Filter | C3 Filter Built In |
| HP Rating | 120 |
| Input Phases | Three Phase |
| Input Frequency | 50/60Hz |
| Degree of protection (IP) | IP20 |
| KW Rating | 90kW |
| Mounting Options | Flange, Wall |
| Output Frequency | 400Hz |
| Overload Capacity 150% | 60 Seconds |
| Overload Capacity 180% | 10 Seconds |
| Overload Capacity 200% | 1 Second |
| Output Phases | Three phase |
| Supported Motors | Asynchronous Induction Motors, Three Phase Input |
| Voltage | 380/480VAC |
| VSD Range | Unitronics B1 |
| Manufacturer | Unitronics |
| Alternative Product SKU | UMI0900EEB1 |
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