imo sd1-75a-43 sd1 torque vector inverter 37kw, 3phase, 400v, 75amp ip20

Why Choose the IMO SD1-75A-43 Variable Speed Drive?

The IMO SD1-75A-43 is a high-performance AC variable frequency drive (VFD) designed for precise speed and torque control of three-phase industrial motors. As part of the advanced IMO SD1 torque vector inverter series, it delivers reliable motor control, integrated safety functionality and comprehensive communication features for demanding industrial applications.

Engineered for machine builders, panel manufacturers and industrial automation engineers, the SD1-75A-43 combines sensorless vector control, V/F control, integrated EMC filtering, built-in communications and Safe Torque Off (STO). These features help improve machine efficiency, simplify installation and support dependable operation across a broad range of industrial processes.

With a rated output power of 37 kW and a rated output current of 75 A, the SD1-75A-43 is ideal for heavy-duty conveyors, pumps, fans, compressors, mixers and production machinery. The drive operates from a three-phase 380–460 V AC supply and is supplied in an IP20 enclosure for panel mounting applications.

Key Advantages

• Advanced torque vector inverter for industrial motor control.
• 37 kW motor power rating for demanding machinery applications.
• 75 A rated output current for high-performance motor operation.
• Three-phase 380–460 V AC input compatible with industrial supply systems.
• Integrated Safe Torque Off (STO) functionality.
• Built-in Modbus RTU / RS485 communication.
• Integrated EMC filter and braking functionality.
• Up to 150% starting torque for demanding loads.

Key Features

• IMO SD1 variable speed drive series.
• 37 kW rated output power.
• 75 A nominal output current.
• Three-phase 380–460 V AC input supply.
• Three-phase AC motor output.
• Sensorless vector and V/F motor control modes.
• Integrated Safe Torque Off (STO) functionality.
• Built-in Modbus RTU / RS485 communication.
• Integrated C3 EMC filter.
• Built-in braking transistor.
• IP20 panel-mounted enclosure.

Technical Specifications

• Manufacturer: IMO Precision Controls
• Series: SD1 Variable Speed Drives
• Model: SD1-75A-43
• Product type: AC variable frequency drive
• Rated output power: 37 kW
• Rated output current: 75 A
• Input voltage: 380–460 V AC
• Input phases: 3-phase
• Output phases: 3-phase
• Frequency range: 0–590 Hz
• Overload capacity: 150% for 60 seconds
• Protection rating: IP20
• Mounting type: Panel mounting
• Frame size: Size 6
• Communication: Modbus RTU / RS485
• Safety function: Safe Torque Off (STO)
• Dimensions (H × W × D): 400 × 250 × 202 mm
• Weight: approx. 15.5 kg

Advanced Motor Control for Industrial Machinery

Variable frequency drives such as the IMO SD1-75A-43 regulate motor speed by adjusting output frequency and voltage. This enables smoother acceleration and deceleration, improved process control and reduced mechanical stress on driven equipment while helping to optimise energy consumption.

The SD1 series incorporates features typically found in more expensive drive systems, including torque vector control, motor auto-tuning, integrated communications and advanced safety functions. These capabilities make it a versatile solution for modern industrial automation environments.

Typical Applications

• Industrial conveyors and material handling systems.
• Pumps and pressure control systems.
• Fans, blowers and ventilation equipment.
• Mixers and processing machinery.
• Compressors and heavy-duty plant equipment.
• Packaging and production machinery.
• OEM automation systems and machine building.
• General three-phase motor speed control.

Trusted by Industrial Automation Professionals

IMO SD1 variable speed drives are trusted by machine builders and automation engineers worldwide for delivering reliable motor control, advanced functionality and excellent value across a wide range of industrial applications.