ABB ACS320-03U-07A3-4 HVAC microdrive - UL 3+ HP 460 V
Part Number: 3AUA0000039661
Quick Summary
ABB ACS320-03U-07A3-4 HVAC microdrive regulates motor speed for HVAC pumps and fans across building systems. Engineers often struggle with energy waste and inconsistent control when integrating variable-speed drives into existing building management setups. This ABB drive delivers UL-listed safety certification and native BACnet MS/TP communication, enabling safer operation and straightforward integration into modern ventilation networks. In practical terms, the compact ACS320 reduces energy use, shortens commissioning time, and simplifies maintenance, delivering measurable value for OEMs, MRO teams, and facility operators. By supporting reliable control in booster pumps, exhaust and condenser fans, and supply and return fans, it aligns with sustainability goals while enabling scalable, cost-efficient HVAC projects.
Product Information
Extended Description
3AUA0000039661 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: Compact HVAC microdrive with built-in BACnet MS/TP. Business impact: Seamless building management system integration and centralized control, reducing commissioning time and operational overhead. Application: booster pumps, exhaust fans, condenser fans. The result is improved energy governance and predictable performance in new builds and retrofit projects. Feature: 3+ HP, 11.6 A, 460 V input. Business impact: Robust motor control for demanding HVAC loads with efficient energy use and reliable start-up torque. Application: 460 V three-phase pump and fan bundles, including large outdoor units. Feature: UL-listed safety certification. Business impact: Compliance with safety standards and reduced risk in regulated environments. Application: installation in contractor-ready HVAC panels and industrial cabinets. Feature: Embedded HVAC features and BACnet MS/TP connectivity. Business impact: Direct integration with building management systems and fault-aware operation, lowering commissioning and maintenance costs. Application: centralized in-plant or building-wide control schemes. Feature: Compact footprint and installation advantages. Business impact: Easier enclosure fitment and simplified retrofit in constrained spaces, decreasing installation time and wall-space requirements. Application: retrofit projects and OEM panel designs seeking minimal rework. Industry context: This drive supports energy-efficient, standards-compliant HVAC modernization with measurable ROI on energy use and maintenance.
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FAQs
Yes. The ACS320-03U-07A3-4 is designed for 460 V three-phase HVAC panels, offering a compact form factor that fits standard electrical enclosures. It supports typical motor sizes up to 3+ HP and provides integrated control for pumps and fans, reducing wiring complexity and enabling straightforward retrofit into existing drives cabinets.
Expect reliable speed control and energy efficiency for HVAC loads. With 3+ HP output and 11.6 A current at 460 V, the drive delivers robust starting torque, smooth ramping, and precise motor speed regulation, which translates to reduced energy usage, lower wear, and improved system stability in booster pumps and supply/return fans.
Yes. The ACS320 features embedded BACnet MS/TP, enabling direct communication with common building management systems. This integration simplifies monitoring, centralized control, and fault diagnostics, reducing commissioning time and enabling proactive maintenance across multi-equipment HVAC installations.
The ACS320 carries UL-listed safety certification, confirming compliance with safety standards for electrical equipment used in HVAC and motor-drive applications. This certification supports safer operation and smoother procurement processes within regulated environments and contractor supply chains.
Customers typically see energy savings from optimized speed control and reduced wattage during steady-state operation, along with lower maintenance costs due to smoother motor operation and fewer abrupt starts. The built-in BACnet capability also lowers commissioning time, reducing lifecycle costs for both OEMs and building operators.