imo sd1-4.2a-21 sd1 torque vector inverter 0.75kw, 1phase, 200v, 4.2amp ip20

Why Choose the IMO SD1-4.2A-21 Torque Vector Inverter?

The IMO SD1-4.2A-21 is a compact and high-performance AC variable speed inverter drive (VSD) designed for precise motor control in industrial automation and machinery applications. As part of the advanced IMO SD1 Torque Vector Inverter series, it delivers accurate speed regulation, reliable torque performance and energy-efficient operation for a wide range of industrial processes.

Engineered for machine builders, panel manufacturers and industrial engineers, the SD1 series combines advanced sensorless vector control with a compact footprint. This allows smooth acceleration, stable low-speed operation and improved process control while helping to reduce energy consumption and mechanical wear on motors and driven equipment.

With a rated output power of 0.75 kW, single-phase 200-240 V AC input and 4.2 A three-phase output, the SD1-4.2A-21 is ideal for conveyors, pumps, fans, mixers and OEM machinery. Its compact IP20 design enables straightforward installation inside electrical control panels and automation systems.

Key Advantages

• Compact torque vector inverter drive for industrial motor control.
• 0.75 kW motor power rating suitable for automation equipment.
• Single-phase 200-240 V AC input with three-phase motor output.
• 4.2 A rated output current for reliable motor operation.
• Sensorless vector control for improved speed stability and torque response.
• Built-in RS485 Modbus RTU communications.
• Integrated Safe Torque Off (STO) functionality.
• Built-in braking transistor for dynamic braking applications.

Key Features

• IMO SD1 Torque Vector Inverter series.
• 0.75 kW rated output power.
• 4.2 A rated output current.
• 200-240 V AC single-phase input supply.
• Three-phase motor output.
• Sensorless vector and V/F control modes.
• Safe Torque Off (STO) safety feature.
• Built-in Modbus RTU communication via RS485.
• Integrated brake chopper.
• IP20 enclosure for panel mounting.

Technical Specifications

• Manufacturer: IMO Precision Controls
• Series: SD1 Torque Vector Inverters
• Model: SD1-4.2A-21
• Product type: AC variable speed inverter drive
• Rated output power: 0.75 kW
• Rated output current: 4.2 A
• Input voltage: 200-240 V AC
• Input phases: Single phase
• Output phases: Three phase
• Frequency: 50 / 60 Hz
• Protection rating: IP20
• Control method: Sensorless vector control
• Communication: RS485 Modbus RTU
• Safe Torque Off: Yes
• Integrated brake chopper: Yes
• Mounting type: DIN rail or panel mounting
• Dimensions (H × W × D): approx. 160 × 80 × 124 mm
• Weight: approx. 0.92 kg

Advanced Motor Control for Industrial Applications

The SD1 series uses advanced torque vector control technology to regulate motor speed and torque with high precision. This improves machine performance, enhances process consistency and helps reduce unnecessary energy consumption in variable-speed applications. The drive can deliver up to 150% starting torque, making it suitable for demanding industrial machinery.

Built-in communication capabilities, integrated STO functionality and flexible control options allow seamless integration into modern automation systems, making the drive suitable for both new installations and retrofit projects.

Typical Applications

• Industrial conveyors and material handling systems.
• Pumps and booster systems.
• Fans and ventilation equipment.
• Mixers and processing machinery.
• Packaging and production equipment.
• OEM machinery and automation systems.
• General industrial motor control panels.

Trusted by Automation Engineers Worldwide

IMO SD1 torque vector inverter drives are widely used by machine builders, panel manufacturers and industrial engineers for reliable motor control, energy-efficient operation and seamless automation integration.