ACH550-UH-08A8-4 | ABB Hvac Variable Frequency Ac Drive 5 Hp 480 Vac

ABB · Drives & Motor Control

Description  The ABB ACH550-UH-08A8-4 is a variable frequency AC drive designed for HVAC and building automation applications requiring reliable motor speed control. It operates on 380–480 VAC three-phase power and supports variable torque loads up to 5 horsepower.     Technical Specifications  Condition New/Never Used Surplus Brand ABB Category Drives Part Number ACH550-UH-08A8-4 Subcategory Drive Product Family ACH550 Input Voltage Range 380–480 VAC Nominal Input Voltage 480 VAC Input Phase Three Phase Horsepower (Variable Torque) 5 HP Output Current (Variable Torque) 8.8 A Line Frequency 50/60 Hz Braking Type Flux Braking Operator Interface Keypad Included NEMA Rating NEMA 1 IP Rating IP21 Frame Size R1 Mounting Type Wall Mount Height 14.5 in Width 4.9 in Depth 8.3 in Net Weight 14.3 lbs     Information About ACH550-UH-08A8-4 The ACH550-UH-08A8-4 is part of the ABB ACH550 HVAC drive series developed for energy-efficient control of fans, pumps, and air-handling systems. It features a compact R1 frame with a NEMA 1 / IP21 enclosure suitable for indoor wall-mounted installations. The drive includes an integrated keypad for local configuration and monitoring, enabling straightforward setup and operation. It is intended as a functional replacement for the ACH550-U0-08A8-4 while maintaining compatibility with standard HVAC control requirements. Key Features: ACH550 HVAC Drive Platform: Designed specifically for heating, ventilation, and air-conditioning applications requiring reliable variable speed control. 480 Vac Three-Phase Operation: Supports standard commercial and industrial power systems used in HVAC installations. Variable Torque Optimization: Rated for 5 HP and optimized for fan and pump loads with efficient torque management. Integrated Flux Braking: Enhances motor deceleration control without the need for external braking components. Built-In Operator Keypad: Allows local parameter adjustment, diagnostics, and monitoring directly at the drive. Compact Wall-Mount Design: R1 frame size with NEMA 1 enclosure supports space-efficient indoor installation. Replacement Compatibility: Designed to replace the ACH550-U0-08A8-4 while maintaining consistent application performance. The ACH550-UH-08A8-4 delivers the reliability and precision required for efficient HVAC motor control in commercial and industrial building systems.

Brand: ABB · Category: Drives & Motor Control

Key features

• ACH550 HVAC Drive Platform: Designed specifically for heating, ventilation, and air-conditioning applications requiring reliable variable speed control.
• 480 Vac Three-Phase Operation: Supports standard commercial and industrial power systems used in HVAC installations.
• Variable Torque Optimization: Rated for 5 HP and optimized for fan and pump loads with efficient torque management.
• Integrated Flux Braking: Enhances motor deceleration control without the need for external braking components.
• Built-In Operator Keypad: Allows local parameter adjustment, diagnostics, and monitoring directly at the drive.
• Compact Wall-Mount Design: R1 frame size with NEMA 1 enclosure supports space-efficient indoor installation.
• Replacement Compatibility: Designed to replace the ACH550-U0-08A8-4 while maintaining consistent application performance.

Specifications

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