ABB ACS320-03U-31A0-4 HVAC Microdrive - 20 HP UL Listed
Part Number: 3AUA0000039666
Quick Summary
ACS320-03U-31A0-4 is a compact HVAC microdrive designed to optimize pump and fan control in commercial buildings. Engineers often contend with energy waste and complex integration across building management systems, and this drive delivers meaningful energy savings while simplifying commissioning. UL Listed safety certification underpins reliable operation in critical service environments, while embedded BACnet MS/TP enables seamless data exchange with existing BMS infrastructure. Designed for procurement efficiency and predictable ROI, this ABB drive couples robust performance with a small footprint and straightforward installation across multiple HVAC applications.
Product Information
Extended Description
3AUA0000039666 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 integrated motor control for 20 HP, 52 A at 460V. Business Impact: Minimizes panel space, reduces wiring and installation time, delivering faster time-to-commission and lower total cost of ownership. Application: Ideal for booster pumps, exhaust fans, condenser fans, and supply/return fans in commercial and industrial HVAC systems. Feature: Built-in BACnet MS/TP for HVAC integration. Business Impact: Simplifies building management system integration, central monitoring, and fault diagnostics, reducing commissioning time and operational risk. Application: Ducted airflow systems and multi-zone HVAC installations. Feature: UL Listed safety certification. Business Impact: Meets electrical safety standards, supporting compliance with procurement requirements and reducing downtime due to safety-related issues. Application: Critical service environments in malls, hospitals, and data centers. Feature: Energy-saving capabilities with smooth starting and variable-speed control. Business Impact: Lowers energy consumption for pumps and fans, delivering faster payback and reduced life-cycle costs. Application: Variable speed control for loads with fluctuating demand in mixed-use facilities. Feature: Easy installation and compatibility with 460V three-phase systems. Business Impact: Enables simple retrofits and upgrades, minimal wiring changes, and reliable performance with ABB motors. Application: Retrofit projects in existing HVAC plants and energy retrofit initiatives.
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FAQs
The ACS320-03U-31A0-4 is designed for 460V three-phase HVAC applications and is compatible with ABB motors within its 20 HP class. It simplifies panel wiring and provides a compact footprint for confined equipment spaces. For retrofits, verify motor nameplate compatibility and ensure proper wiring to the 460V supply and protective devices.
Key specifications include 20 HP output, 52 A current, and 460V operation, plus UL Listed safety certification. The drive also features built-in HVAC functions and BACnet MS/TP communication for building management integration, which enhances control precision and fault diagnostics in pump and fan installations.
Best suited for booster pumps, exhaust fans, condenser fans, and supply/return fans in commercial and industrial HVAC systems. Its compact form factor and programmable torque and speed profiles help to match load demand, reduce energy use, and improve overall system performance in variable-load scenarios.
The ACS320 is UL Listed, providing a recognized safety standard for electrical equipment. This certification supports procurement requirements and reduces risk during commissioning. While regional certifications may vary, UL Listed status is a strong indicator of electrical safety and reliability in building automation environments.
Energy savings from variable-speed control, smoother starts/stops, and integrated HVAC features typically translate to faster payback. The drive reduces maintenance overhead by centralizing control, improving reliability, and simplifying fault diagnostics through BACnet MS/TP, which lowers operational costs over the system lifecycle.