ABB 3AUA0000039648 HVAC Microdrive - UL Pld 2 HP
Part Number: 3AUA0000039648
Quick Summary
ACS320 microdrive optimizes HVAC pump and fan control for energy-efficient operation in commercial and industrial buildings. This compact drive reduces energy waste and improves system response, addressing the common challenge of balancing performance with efficiency. UL-listed performance and native BACnet MS/TP support enable seamless integration into building management systems while keeping installation simple in tight spaces. As part of ABB's drive ecosystem, it delivers reliable, scalable performance for OEM HVAC applications, with configurable control that supports pumps and fans across booster, exhaust, condenser, supply, and return roles. The result is measurable business value through lower operating costs, easier commissioning, and improved equipment longevity.
Product Information
Extended Description
3AUA0000039648 ABB: The compact ACS320 will save energy throughout your pump and fan HVAC applications. From booster pumps, exhaust and condenser fans to supply and return fans, the drive=E2=80=99s built-in HVAC features such as embedded BACnet (MS/TP) ensure easy and complete integration into building management systems.
Feature → Business Impact → Application: The ACS320 includes embedded BACnet MS/TP, enabling direct integration with building management systems, reducing wiring complexity and enabling centralized control of HVAC equipment across facilities. This translates to faster commissioning, simplified maintenance, and better fault visibility in office towers, data centers, and healthcare campuses. Feature → Business Impact → Application: With 2 HP output at 230 V and a rated current of 13.2 A, the drive delivers precise speed control that reduces energy consumption and mechanical wear on pumps and fans, extending equipment life and lowering energy bills in large air handling units. Feature → Business Impact → Application: The compact form factor and ABB compatibility offer installation advantages in retrofit projects and OEM equipment, enabling plug-and-play integration with existing ABB drive families and streamlined acceptance testing for OEM HVAC manufacturers. Feature → Business Impact → Application: Built for HVAC applications like booster pumps, exhaust and condenser fans, and supply/return fans, the ACS320 provides stable operation under varying load conditions, minimizing start-up transients and improving overall system reliability in commercial buildings and industrial facilities. Feature → Business Impact → Application: The drive supports robust safety and protection features native to ABB microdrives, reducing maintenance downtime and enabling proactive diagnostics for preventive maintenance programs in facility management. Feature → Business Impact → Application: Industry insights show that integrating a dedicated HVAC microdrive reduces total cost of ownership by consolidating control, protection, and network communication in a single intelligent device, delivering measurable ROI for energy-intensive applications such as cooling towers and air handling systems.
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FAQs
Yes. The ACS320-03U-08A3-2 is designed for 230 V single-phase systems and fits into standard HVAC drive architectures. It supports straightforward wiring to pumps and fans and offers plug-and-play compatibility with ABB drive families, simplifying retrofit projects and new installations alike.
Key specs include 2 HP maximum output, 13.2 A current, and 230 V input. By delivering precise speed control for pumps and fans, the drive minimizes consumed power during part-load conditions, reduces motor wear, and lowers peak demand charges, delivering tangible energy savings over typical HVAC operating cycles.
Absolutely. The compact ACS320 is specifically targeted at HVAC OEM uses, including booster pumps, exhaust and condenser fans, as well as supply and return fans. Its embedded BACnet capability and small footprint make it ideal for equipment enclosures where space and integration with building management systems are critical.
The ACS320 is UL-listed, reflecting compliance with recognized safety standards for industrial controls. It also features built-in protections common to ABB microdrives, such as motor overload and fault handling, and supports BACnet MS/TP for network-level safety and interoperability with compliant BMS systems.
Deploying the ACS320 typically reduces total cost of ownership by centralizing control, improving energy efficiency, and simplifying maintenance with integrated diagnostics. The drive’s reliability and compact installation help lower installation time and spare-part requirements, delivering faster payback in facilities with high fans and pumps usage.