ACH480-04-039A-4 ABB 18.5kW Three Phase ABB ACH480 Variable Speed Drive

Why Choose the ABB ACH480-04-039A-4 HVAC Drive?

The ABB ACH480-04-039A-4 (Product ID 3AXD50000275731) is a compact and reliable AC variable frequency drive (VFD) designed for efficient motor control in heating, ventilation and air conditioning applications. As part of the advanced ABB ACH480 HVAC drive series, it provides dependable speed regulation for fans, pumps, compressors and air-handling equipment.

This drive is engineered to support energy-efficient HVAC operation while simplifying installation and commissioning. The ACH480 series includes built-in HVAC functionality, integrated safety features and communication capability, making it suitable for building services, plant rooms and industrial climate control systems.

With a rated output power of 18.5 kW and a three-phase 380–480 V AC supply, the ACH480-04-039A-4 is ideal for medium-power HVAC motor applications. Its compact IP20 module design allows straightforward installation in control panels and electrical cabinets.

Key Advantages

• Compact variable frequency drive designed for HVAC applications.
• 18.5 kW motor power rating suitable for fans, pumps and compressors.
• Three-phase 380–480 V AC input compatible with industrial and building services power systems.
• Integrated Safe Torque Off (STO) safety function.
• Built-in EMC filter for installation compatibility.
• Designed for smooth, energy-efficient HVAC motor control.
• Compact cabinet-mounted format for control panel installations.

Key Features

• ABB ACH480 HVAC drive series.
• 18.5 kW rated output power.
• 38 A nominal output current.
• Three-phase 380–480 V AC input supply.
• Integrated Safe Torque Off (STO) functionality.
• Built-in RS-485 communication interface.
• Support for HVAC communication protocols including BACnet and Modbus.
• Output frequency range up to 599 Hz.
• IP20 protection rating.

Technical Specifications

• Manufacturer: ABB
• Series: ACH480 HVAC Drives
• Model: ACH480-04-039A-4
• Product ID: 3AXD50000275731
• EAN: 6438177541837
• Product type: AC variable frequency drive
• Rated output power: 18.5 kW
• Rated output current: 38 A
• Input voltage: 380–480 V AC
• Input phases: 3-phase
• Frequency: 48–63 Hz
• Output frequency: 0–599 Hz
• Protection rating: IP20
• Mounting type: Wall / cabinet mounting
• Frame size: R4
• Dimensions (H × W × D): approx. 240 × 262 × 213 mm
• Weight: approx. 5.6 kg

Efficient HVAC Motor Control

Variable frequency drives such as the ABB ACH480 regulate motor speed by adjusting output voltage and frequency. In HVAC systems, this enables fans and pumps to operate according to demand, helping reduce energy consumption while improving comfort, process stability and equipment life.

The ACH480 series is designed for building automation engineers, panel builders and facility operators who need reliable HVAC control with simple commissioning. Its built-in HVAC functions and communication options make it suitable for modern building management systems and plant room installations.

Typical Applications

• HVAC fans and ventilation systems.
• Air-handling units.
• Chilled water and heating pumps.
• Compressors and HVAC plant equipment.
• Building services and facilities management systems.
• Industrial climate control systems.
• Control panels and plant room installations.

Trusted by HVAC Engineers Worldwide

ABB ACH480 HVAC drives are widely used by building services engineers, panel builders and facility operators to deliver efficient motor control, reliable operation and seamless integration with modern HVAC systems.