ABB ACS350-03E-08A8-4 Inverter Drive

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Product Overview

The ABB ACS350-03E-08A8-4 is a low-voltage AC inverter drive designed to control the speed, torque, and position of asynchronous motors. This drive is suitable for small to medium industrial applications, supporting V/f control and basic vector control, offering energy-saving, protection, and communication functions. It is widely used in pumps, fans, conveyors, compressors, and machinery automation systems.

Technical Specifications

• Model: ACS350-03E-08A8-4

• Type: Low-Voltage AC Inverter Drive

• Rated Power: 3 kW

• Rated Voltage: AC 380–480 V

• Rated Current: 8.2 A

• Control Modes: V/f control, optional vector control

• Output Frequency Range: 0–600 Hz

• Input Phases: 3-phase AC

• Output Phases: 3-phase AC

• Starting Modes: DC braking, regenerative braking

• Communication Interface: Modbus RTU

• Operating Temperature: -10 °C … +50 °C

• Protection Rating: IP20

• Mounting: Wall-mounted or cabinet installation

• Certifications: CE, UL

Advantages and Features

1. Energy Saving and High Efficiency
   Supports energy-optimized control, reducing motor and system power consumption.

2. Easy Operation and Commissioning
   User-friendly HMI and simple parameter settings for fast commissioning.

3. Reliable Protection Functions
   Built-in overcurrent, overvoltage, undervoltage, and overtemperature protection.

4. Compact Design
   Small, modular structure suitable for panel or cabinet installation.

5. Flexible Applications
   Suitable for pumps, fans, conveyors, and small machinery control.

6. Communication Capability
   Modbus RTU allows remote monitoring and parameter setting.

Typical Applications

• Industrial automation production lines

• Pumps, fans, and compressors

• Conveyor and material handling systems

• HVAC systems

• Small machinery

• Building automation and energy management

Precautions

1. Power Supply Matching
   Ensure input voltage and frequency comply with drive specifications to prevent damage.

2. Cooling Requirements
   Install in a well-ventilated location to avoid overheating.

3. Proper Grounding
   Follow the manual for grounding to ensure equipment and operator safety.

4. Load Matching
   Motor power and rated current must match the drive to avoid overload.

5. Regular Maintenance
   Inspect cooling fans, terminal connections, and communication interfaces for reliable long-term operation.