UMI-0004BE-B1 Unitronics | 0.4 kW Single Phase 200-240VAC| VSD

Why Choose the Unitronics UMI-0004BE-B1 Variable Speed Drive?

The Unitronics UMI-0004BE-B1 is a compact and efficient AC variable speed drive (VSD) designed for precise control of small motors in industrial automation systems. As part of the Unitronics UMI-B1 EU series, it is engineered for OEM machine builders and control panel manufacturers who require reliable performance and easy integration.

This drive delivers advanced motor control with built-in features such as sensorless vector control, dynamic braking and integrated safety functions. Its flexible I/O and communication capabilities allow seamless integration with PLC-based automation systems, improving machine efficiency and reducing operational wear.

With a rated output power of 0.4 kW and a single-phase 200–240 V AC input, the UMI-0004BE-B1 is ideal for compact machinery such as conveyors, fans, pumps and packaging equipment. Its small footprint enables easy installation within electrical control panels.

Key Advantages

• Compact variable speed drive for small industrial applications.
• 0.4 kW motor control ideal for light-duty automation equipment.
• Single-phase 200–240 V AC input for flexible installation.
• Integrated dynamic braking for controlled stopping.
• Sensorless vector control for stable torque and speed.
• Easy integration with PLCs via Modbus RTU communication.

Key Features

• Unitronics UMI-B1 EU series.
• 0.4 kW rated output power.
• Approx. 2.5 A nominal output current.
• Output frequency range: 0–400 Hz.
• Integrated Safe Torque Off (STO) safety function.
• Supports sensorless vector control (SVC) and V/f control.
• Built-in PID control for process applications.
• Integrated braking transistor and EMI filter.
• Compact DIN rail or wall-mounted design.

Technical Specifications

• Manufacturer: Unitronics
• Series: UMI-B1 EU
• Model: UMI-0004BE-B1
• Product type: AC variable speed drive (VSD)
• Rated output power: 0.4 kW
• Rated output current: approx. 2.5 A
• Input voltage: 200–240 V AC
• Input phase: Single-phase
• Output frequency: 0–400 Hz
• Control methods: Sensorless vector control (SVC), V/f
• Overload capacity: up to 200% (short duration)
• Safety function: Safe Torque Off (STO), PLd, SIL2, Category 3
• Communication: Modbus RTU (RS-485)
• Digital inputs: Multiple programmable inputs
• Digital outputs: 1 programmable transistor output
• Analogue inputs: 0–10 V, 0–20 mA
• Analogue outputs: 0–10 V / 0–20 mA
• Protection rating: IP20
• Mounting type: DIN rail or wall mounting
• Operating temperature: approx. -10 to +50 °C
• Dimensions (H × W × D): approx. 150 × 70 × 120 mm

Efficient Motor Control for Compact Machinery

The UMI-0004BE-B1 controls motor speed by adjusting voltage and frequency, allowing precise operation, improved efficiency and reduced mechanical stress. Sensorless vector control ensures stable performance even at low speeds, making it ideal for small industrial processes.

With built-in communication and flexible I/O, the drive integrates easily into PLC-based systems, enabling centralised control and monitoring across automation environments.

Typical Applications

• Small conveyors and material handling systems.
• Fans and ventilation equipment.
• Pumps and fluid control systems.
• Packaging and processing machinery.
• OEM machine building and automation panels.
• Light industrial equipment and production lines.

Trusted by Automation Engineers Worldwide

Unitronics UMI-B1 drives are trusted for delivering compact, reliable motor control solutions with flexible integration into modern industrial automation systems.