ABB ACH550-UH-023A-4 | 3AUA0000004053

◆ ABB ACH550-UH-023A-4 | 15 HP HVAC VFD, 480 V, 23 A, NEMA 1 Enclosure

Global Commercial Alias: ACH550-UH-023A-4Product ID: 3AUA0000004053ABB Type Designation: ACH550-UH-023A-4Catalog Description: HVAC AC Drive, 3-phase, 15 HP, 23 A, 480 V, NEMA 1 enclosure

The ABB ACH550-UH-023A-4 is a 15 HP variable frequency drive designed specifically for HVAC systems. It features a 480 V 3-phase input, NEMA 1 enclosure, and integrated control functions tailored to optimize performance in ventilation, fan, and pump applications.

◆ Key Features

• Motor Power: 11 kW (15 HP)

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

• Output Current: 23 A

• Output Frequency: 0 to 500 Hz

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

• Overload Capacity:

  • Light Duty: 110% for 60 sec

• Built-in EMC Filter: Category C2

• Safety Function: Safe Torque Off (STO)

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

• User Interface: HVAC control panel with display

• Enclosure Type: NEMA 1 (UL Type 1)

• Cooling Method: Air-cooled

◆ Technical Specifications

• Model Number: ACH550-UH-023A-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): 610 mm x 203 mm x 229 mm

• Weight: Approx. 13.5 kg

• Certifications: UL, cUL, CE

◆ Applications

• HVAC systems in commercial buildings

• Fans, pumps, and variable air volume systems

• Energy management in building automation

• Pressure and flow control in ventilation setups

◆ Product Description

The ACH550-UH-023A-4 offers superior energy efficiency and performance for HVAC applications. With intuitive controls, integrated protocols, and a compact footprint, it simplifies motor control while maximizing energy savings and system reliability.

◆ Why Choose ABB ACH550-UH-023A-4?

• Dedicated for HVAC with built-in fieldbus support

• NEMA 1 rated for safe indoor installation

• Easy to configure and operate

• Trusted ABB reliability and support

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. FLATECK Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply