ABB ACH550-UH-125A-4 | 3AUA0000014483

◆ ABB ACH550-UH-125A-4 | 100 HP HVAC Drive, 480 V, 125 A, NEMA 1 Enclosure

Global Commercial Alias: ACH550-UH-125A-4Product ID: 3AUA0000014483ABB Type Designation: ACH550-UH-125A-4Catalog Description: HVAC AC Drive, 3-phase, 100 HP, 125 A, 480 V, NEMA 1 enclosure

The ABB ACH550-UH-125A-4 is a high-performance variable frequency drive designed for demanding HVAC applications. Supporting 100 HP motors, it ensures efficient, reliable control of fans, pumps, and ventilation systems in commercial buildings.

◆ Key Features

• Motor Power: 75 kW (100 HP)

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

• Output Current: 125 A

• Frequency Range: 0 to 500 Hz

• Control Modes: V/f and sensorless vector

• Overload Capacity: 110% for 60 seconds

• EMC Filter: Integrated, C2 compliance

• Safety Feature: Safe Torque Off (STO)

• Fieldbus Support: BACnet, Modbus, N2

• User Interface: Dedicated HVAC keypad

• Enclosure Type: NEMA 1 (UL Type 1)

• Cooling: Forced air

◆ Technical Specifications

• Model Number: ACH550-UH-125A-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): 770 mm x 290 mm x 262 mm

• Weight: Approx. 35 kg

• Certifications: UL, cUL, CE

◆ Applications

• Commercial HVAC systems

• Air handlers and exhaust fans

• Pump control in smart buildings

• Ventilation and cooling systems

◆ Product Description

Engineered for performance and efficiency, the ACH550-UH-125A-4 delivers seamless HVAC control in commercial automation systems. Its plug-and-play installation, HVAC features, and integrated fieldbus communication enhance energy efficiency and operational reliability.

◆ Why Choose ABB ACH550-UH-125A-4?

• Optimized for 100 HP HVAC motor control

• Integrated HVAC protocols and safety features

• Easy setup and diagnostics via keypad

• NEMA 1 enclosure for indoor use

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