abb acs355 inverter variable speed drive three phase 7.5kw 31a ip20

Why Choose the ABB ACS355-03E-31A0-2 Machinery Drive?

The ABB ACS355-03E-31A0-2 is a high-power AC variable frequency drive (VFD) designed for precise speed and torque control of three-phase motors in demanding industrial automation applications. As part of the robust ABB ACS355 machinery drive series, it offers reliable operation, flexible control and enhanced energy efficiency across a wide range of machinery.

Designed for OEMs and system integrators, this drive combines advanced motor control with simple commissioning and seamless PLC integration. Its compact panel-mounted design ensures efficient use of cabinet space while maintaining high reliability in harsh industrial environments.

With a rated output power of 7.5 kW and a three-phase 200–240 V AC supply, the ACS355-03E-31A0-2 is ideal for higher-load applications such as conveyors, pumps, fans and processing machinery requiring consistent and efficient motor control. :contentReference[oaicite:0]{index=0}

Key Advantages

• Compact variable frequency drive for demanding machinery applications.
• 7.5 kW motor power rating for heavy-duty industrial systems.
• Three-phase 200–240 V AC input for industrial environments.
• Integrated Safe Torque Off (STO) safety functionality.
• Improves energy efficiency and reduces operational costs.
• Quick commissioning with built-in application macros.

Key Features

• ABB ACS355 machinery drive series.
• 7.5 kW rated output power.
• 31 A nominal output current.
• Three-phase 200–240 V AC input supply.
• Integrated Safe Torque Off (STO).
• Sensorless vector control and V/Hz control modes.
• Built-in brake chopper for dynamic braking applications.
• Compact IP20 enclosure for panel mounting.

Technical Specifications

• Manufacturer: ABB
• Series: ACS355 Machinery Drives
• Model: ACS355-03E-31A0-2
• Product type: AC variable frequency drive
• Rated output power: 7.5 kW
• Rated output current: 31 A
• Input voltage: 200–240 V AC
• Input phases: 3-phase
• Frequency: 50 / 60 Hz
• Protection rating: IP20
• Mounting type: Cabinet / panel mounting
• Frame size: R4
• Dimensions (H × W × D): approx. 244 × 169 × 260 mm
• Weight: approx. 5.4 kg

High-Power Motor Control for Industrial Automation

The ABB ACS355 drive controls motor speed by adjusting output voltage and frequency, ensuring smooth operation and precise control in demanding applications. This reduces mechanical stress, improves process efficiency and extends equipment lifespan.

The ACS355 series is designed for a wide range of machinery applications including material handling, food processing, textiles and manufacturing, offering reliable performance and easy integration into automation systems. :contentReference[oaicite:1]{index=1}

Typical Applications

• Conveyors and material handling systems.
• Pumps and fluid control systems.
• Fans and ventilation equipment.
• Mixers and processing machinery.
• Packaging and automation equipment.
• Heavy-duty industrial machinery.

Trusted by Industrial Engineers Worldwide

ABB ACS355 drives are widely trusted for delivering reliable, efficient and flexible motor control across demanding industrial applications.