ABB ACS501-020 AC Drive

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 1. Product Overview

The ABB ACS501-020 AC Drive is a small-to-medium power variable frequency drive in the ACS501 series, suitable for industrial automation, HVAC, pumps, fans, and light industrial equipment speed control. The drive provides high-performance V/f and vector control, supports multiple protection features and communication interfaces, and ensures energy-efficient, stable motor operation. Its modular design allows seamless integration with ABB automation systems, enhancing reliability and maintainability.

2. Main Technical Parameters (Typical)

Electrical Data

• Model: ACS501-020

• Rated power: 4 kW

• Rated current: 20 A

• Input voltage: 3×380–480 V AC, 50/60 Hz

• Output frequency: 0–400 Hz

• Control modes: V/f control, vector control (sensorless or with sensor)

• Communication interfaces: Modbus, Profibus, DeviceNet, or ABB industrial bus

• Protection features: Overload, overvoltage, undervoltage, short-circuit, overtemperature, phase-loss protection

• Control response time: <1 ms

• Efficiency class: IE2/IE3 (depending on motor)

Mechanical & Installation

• Mounting: Panel or DIN rail

• Dimensions: Compact modular design

• Weight: approx. 6–8 kg

• Cooling: Air-cooled or forced-air cooled

Environmental & Operating Conditions

• Operating temperature: ‑10°C to +50°C

• Storage temperature: ‑20°C to +70°C

• Relative humidity: 5%–95% (non-condensing)

• EMI/RFI industrial protection

• Protection level: IP20–IP54 (depending on installation)

Standards & Certifications

• IEC/EN 61800-5-1/2

• CE, UL, RoHS certified

3. Advantages and Features

• High-performance speed control: Supports V/f and vector control for precise motor operation

• Energy-efficient: Reduces energy consumption, improves system efficiency

• Multiple protection features: Overload, overvoltage, short-circuit, overtemperature, phase-loss protection

• Modular design: Easy installation, maintenance, and system expansion

• Industrial reliability: Vibration-resistant, dust-proof, EMI-resistant

• Flexible communication: Supports multiple industrial buses for easy system integration

4. Typical Applications

• Factory automation equipment speed control

• Drives for conveyors, mixers, pumps, fans

• HVAC systems and fan control

• Small CNC machines and light industrial machinery

• Industrial robots and automated production lines

• Process control systems

5. Application Notes

• Ensure drive rated power and current match the motor

• Input voltage should remain within the rated range

• Install in well-ventilated areas for proper cooling

• Avoid long-term overload operation

• Regularly check terminals, heatsinks, and communication interfaces

• Ensure communication protocol is compatible with system controller

The structure and details of the product：

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