ACH531-01-106A-4+J404 [55 KW]

The ABB ACH531 is a specialized variable frequency drive (VFD) designed for Heating, Ventilation, and Air Conditioning (HVAC) applications. It offers a power range from 0.75 to 75 kW, making it suitable for controlling equipment such as fans, pumps, compressors, and chillers.

One of the standout features of the ACH531 is its emphasis on reliability. It incorporates enhanced coated circuit boards and minimizes airflow through the control board area to protect sensitive components. The drive is designed to operate in ambient temperatures up to 50 °C, ensuring consistent performance in demanding environments. Additionally, each unit undergoes full-load testing during production, guaranteeing dependable operation. The built-in Safe Torque Off (STO) function enhances mechanical safety by preventing unintended motor operation. The ACH531 complies with CE certification and RoHS standards, underscoring its adherence to international safety and environmental regulations.

In terms of configuration, the ACH531 comes equipped with a full-power EMC filter and dual DC reactors as standard. The EMC filter meets the EN 61800-3 C2 standard, making the drive suitable for both commercial and industrial environments by reducing electromagnetic interference. The integrated dual DC reactors significantly diminish harmonics, aligning with IEC/EN 61800-3-12 standards at nominal load, which contributes to improved power quality and system efficiency.

The drive’s software is tailored specifically for HVAC applications, offering a variety of dedicated macros and PID controls that facilitate quick commissioning and reliable operation. The standard HVAC basic control panel features an intuitive menu, simplifying the setup process for users. Furthermore, the ACH531 supports multiple motor types, including induction and permanent magnet motors, providing flexibility across various HVAC systems.

For communication and integration, the ACH531 includes built-in Modbus RTU and BacNet interfaces, ensuring compatibility with common building management systems. Optional fieldbus adapters are available for protocols such as DeviceNet, PROFIBUS DP, and CANopen, allowing seamless integration into diverse control environments.

In summary, the ABB ACH531 VFD is a robust and versatile solution for HVAC applications, combining reliability, comprehensive standard features, and specialized software to meet the specific demands of the industry. Its design ensures efficient and safe operation, making it a dependable choice for managing HVAC equipment.”