ABB ACH550-UH-072A-4 | 3AUA0000004065

ABB ACH550-UH-072A-4 | 50 HP HVAC Drive, 480 V, 72 A, NEMA 1 Enclosure

Global Commercial Alias: ACH550-UH-072A-4
Product ID: 3AUA0000004065
ABB Type Designation: ACH550-UH-072A-4
Catalog Description: HVAC AC Drive, 3-phase, 50 HP, 72 A, 480 V, NEMA 1 enclosure

Overview

The ABB ACH550-UH-072A-4 is a high-efficiency variable frequency drive engineered for HVAC systems, offering 50 HP output, 72 A current, and 480 V input. Designed for energy-efficient fan and pump control, it integrates seamlessly into building automation networks.

Key Features

• Motor Power: 37 kW (50 HP)

• Input Voltage: 380–480 V AC, 3-phase

• Output Current: 72 A

• Frequency Range: 0 to 500 Hz

• Control Modes: Scalar (V/f), Sensorless Vector

• Overload Capacity: 110% for 60 seconds (light duty)

• EMC Filter: Integrated (C2 compliant)

• Safety Function: Safe Torque Off (STO)

• Communication: Modbus RTU, BACnet MS/TP, N2

• User Interface: HVAC control panel with LCD

• Enclosure: NEMA 1 (UL Type 1)

• Cooling Method: Forced air cooling

Technical Specifications

• Model Number: ACH550-UH-072A-4

• Input Frequency: 50/60 Hz

• Analog Inputs: 2

• Digital Inputs: 6

• Analog Outputs: 2

• Relay Outputs: 3

• Operating Temperature: -10°C to +40°C

• Dimensions (H x W x D): 736 mm x 290 mm x 262 mm

• Weight: Approx. 28.5 kg

• Certifications: UL, cUL, CE

Applications

• HVAC systems in commercial buildings

• Air handlers, supply and exhaust fans

• Pumping systems for heating and cooling

• Energy-optimized climate management

Product Description

The ACH550-UH-072A-4 is built for performance and efficiency in HVAC applications. With smart interface, integrated fieldbus support, and precise motor control, it enables optimal system operation and energy savings in commercial installations.

Why Choose ABB ACH550-UH-072A-4?

• Robust 50 HP performance for HVAC tasks

• Built-in communication protocols

• Fast installation and intuitive setup

• Trusted ABB quality and reliability

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Ready for fast worldwide delivery.

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply