UMI-1100EU-B7 Unitronics | 110kW 3 Phase 380-480VAC | VSD

Why Choose the Unitronics UMI-1100EU-B7 Variable Frequency Drive?

The Unitronics UMI-1100EU-B7 is a high-performance 110 kW variable frequency drive (VFD) designed for precise speed and torque control of large industrial three-phase AC motors. Operating on a 380–480 V AC three-phase power supply, this drive provides reliable motor control for demanding automation applications such as pumps, compressors, conveyors and heavy manufacturing machinery.

Part of the advanced UMI-B7 drive platform, the inverter combines powerful motor control algorithms with flexible automation integration. The B7 series supports SVPWM control, sensorless vector control and closed-loop vector control, allowing engineers to achieve smooth acceleration, stable torque output and improved energy efficiency in industrial processes.

Designed for modern industrial control systems, the drive includes built-in Modbus RTU communication via RS-485 and supports optional communication cards for Ethernet and other industrial networks. This flexible architecture allows the drive to operate independently or as part of an integrated PLC-based automation solution.

Key Advantages

• 110 kW (150 HP) motor control for large industrial applications.
• 380–480 V three-phase input compatible with global industrial power systems.
• Advanced vector motor control algorithms for precise speed and torque regulation.
• Integrated Safe Torque Off (STO) functional safety capability.
• Modbus RTU RS-485 communication for PLC and automation system integration.
• Expandable architecture supporting communication, encoder and additional I/O modules.

Key Features

• Variable frequency drive (VFD) for industrial AC motor speed control.
• Rated motor power: 110 kW / 150 HP.
• Input voltage: 380–480 V AC three-phase.
• Output frequency range: 0–400 Hz.
• Integrated Modbus RTU RS-485 communication.
• Optional Ethernet and fieldbus communication cards.
• Removable keypad interface for configuration and monitoring.
• Supports asynchronous induction motors and permanent-magnet synchronous motors.

Technical Specifications

• Manufacturer: Unitronics
• Series: UMI-B7 Variable Frequency Drives
• Model: UMI-1100EU-B7
• Rated motor power: 110 kW (150 HP)
• Input voltage: 380–480 V AC, three-phase
• Input frequency: 50 / 60 Hz
• Output frequency range: 0–400 Hz
• Control methods: SVPWM, sensorless vector control (SVC), closed-loop vector control
• Supported motors: Three-phase asynchronous induction motors and permanent-magnet synchronous motors
• Overload capacity: 150% for 60 s, 180% for 10 s, 200% for 1 s
• Communication: Modbus RTU RS-485 with optional communication cards
• Protection rating: IP20
• Cooling method: Forced air cooling

Industrial Motor Control and Automation

Variable frequency drives regulate the frequency and voltage supplied to motors, allowing precise control of speed, torque and energy consumption. Advanced drives such as the UMI-B7 series support closed-loop control and network communication, improving performance and enabling integration with PLC-based automation systems.

Typical Applications

• Industrial pumps and water treatment systems.
• Large HVAC fans and ventilation equipment.
• Material handling and conveyor systems.
• Compressors and heavy industrial processing machinery.
• Large-scale manufacturing and process automation.

Trusted by Automation Engineers

Unitronics UMI-B7 drives are widely deployed by machine builders and system integrators to deliver reliable and energy-efficient motor control across modern industrial automation systems.