ABB ACS320-03U-08A8-4 HVAC Microdrive - UL Pld 5 Hp
Part Number: 3AUA0000039662
Quick Summary
ABB ACS320-03U-08A8-4 HVAC microdrive is a compact, high-performance speed controller for pumps and fans in commercial and industrial HVAC. It addresses the ongoing challenge of reducing energy use while maintaining precise process control and reliable operation. Built-in BACnet MS/TP enables easy integration with building management systems, shortening commissioning cycles and delivering smoother cross-system communications. The drive is UL-listed and designed to handle a 5 HP load at 460 V with a rated current of 13.6 A, providing a robust safety profile for critical HVAC applications. By pairing energy-efficient operation with scalable control, it supports OEMs and facilities managers in achieving lower total cost of ownership and faster modernization without disruptive retrofits.
Product Information
Extended Description
3AUA0000039662 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 ACS320-03U-08A8-4 is a compact HVAC microdrive with built-in HVAC control features, delivering energy-efficient performance for pumps and fans. The impact is measurable energy savings, lower operating costs, and quieter equipment in booster pumps, exhaust fans, condenser fans, and supply/return fans. Application-wise, it suits HVAC OEMs and facilities teams seeking reliable variable-speed control in space-constrained panels. Feature → BATTERY of standards and integration: Embedded BACnet MS/TP enables seamless, standards-based communication with building management systems, reducing commissioning time and enabling centralized control across multiple units. Application: large-scale commercial buildings and institutional facilities. Feature → Specification alignment: A 5 HP, 13.6 A, 460 V rating ensures compatibility with common HVAC motors, simplifying procurement and wiring. Application: retrofit projects and new installations with standard 460 V motors. Feature → Installation efficiency: The drive’s compact footprint and straightforward wiring streamline panel design, enabling faster installation and easier maintenance. Application: OEM encloses and service technicians performing rapid upgrades. Feature → Safety and reliability: UL-listed safety certification provides confidence for mission-critical environments, reducing risk during operation and service. Application: laboratories, hospitals, and data centers. Feature → Long-term value: Built-in HVAC features and scalable control strategies support ongoing optimization of airflow and pressure control. Application: energy management initiatives and ongoing facility upgrades.
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FAQs
Begin by verifying the 460 V 3-phase supply and ensuring proper grounding. Connect L1-L3 to the drive input, attach the motor to the output terminals, and wire the earth ground. Configure motor type and V/Hz profile in the ACS320 parameter set, enable safety interlocks, and set intrinsic protection features. Commission with a minimal set of base parameters (rpm range, accel/decel times) and run a controlled low-speed test to validate wiring and protection features before full-load operation.
The ACS320-03U-08A8-4 is rated for 5 HP with a current of approximately 13.6 A at 460 V. It provides precise speed control suitable for pump and fan loads, improving efficiency and reducing electrical noise. The embedded HVAC features support environment-specific control, while the UL-listed safety certification adds a layer of reliability for critical HVAC applications.
Yes. The ACS320-03U-08A8-4 is designed for HVAC OEM pumps and fans, including booster pumps and various fans in exhaust, condenser, supply, and return roles. Its built-in HVAC features, together with BACnet MS/TP, enable efficient control, energy savings, and straightforward integration with building management systems, making it a robust choice for modernized HVAC installations.
The drive is UL-listed, providing recognized safety certification for electrical equipment used in HVAC and industrial environments. Its BACnet MS/TP capability supports standard building automation communication, aiding interoperability with common BMS platforms. Confirm any regional compliance requirements beyond UL listing with your procurement team for specific installations.
Expected ROI comes from energy savings due to precise motor control and reduced waste in HVAC fans and pumps, along with lower maintenance via built-in protection features and simplified wiring. The compact design reduces panel space, easing upgrades and replacements. Overall, the solution lowers operating costs and accelerates commissioning timelines while delivering reliable long-term performance.