ABB ACS55 Miniature Variable Frequency Drive (VFD)

The ABB ACS55 Miniature Variable Frequency Drive is a compact and reliable solution designed for precise speed control of small three-phase AC motors. Engineered by ABB, this drive ensures energy efficiency, smooth motor operation, and easy installation for light industrial and commercial applications.

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Key Features

• Power Range: 0.18 kW to 2.2 kW (0.25 HP to 3 HP)

• Input Supply: Single Phase 200–240V AC

• Output Supply: Three Phase 0–240V AC

• Frequency Range: 0–120 Hz

• Built-in EMC filter

• Integrated keypad and speed potentiometer

• Overload and short circuit protection

• Motor thermal protection

• Compact DIN rail mounting design

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Technical Specifications

Input Voltage: 200–240V AC (1-Phase)
Output Voltage: 0–240V AC (3-Phase)
Frequency: 50/60 Hz
Control Method: V/f (Voltage/Frequency control)
Protection Class: IP20
Operating Temperature: 0°C to +40°C

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Applications

The ABB ACS55 VFD is ideal for:

• Pumps

• Fans and ventilation systems

• Small conveyors

• Mixers

• HVAC systems

• General small machinery

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Protection Features

• Overcurrent protection

• Overvoltage and undervoltage protection

• Motor overload protection

• Short circuit protection

• Overtemperature protection

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Advantages

• Energy saving performance

• Smooth motor start and stop

• Reduced mechanical stress

• Easy parameter setup

• Reliable ABB quality

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Installation

The drive supports wall mounting and DIN rail installation. It is recommended to install the unit inside a control panel with proper ventilation and grounding.