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ABB ACS550-U1-023A-4 Variable Frequency Drive (VFD)

ABB ACS550-U1-023A-4 Variable Frequency Drive.

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ManufacturerABB

Part numberACS550-U1-023A-4

Nominal Current 23 A

Nominal Motor Power 11 kW

Input Voltage 380-480 V

Output Voltage 0-480 V

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Veteran-owned

CAGE: 9NK75

Compact and robust design Optimized for pumps and fans Energy saving features Flexible I/O Simple to install and commission No built-in control panel

Product description

The ABB ACS550-U1-023A-4 is a compact and user-friendly AC drive designed for general-purpose applications, particularly where a user interface panel is not required. It provides a nominal current of 23A and a nominal motor power of 11kW at 400V, featuring an IP20 enclosure for protection.

This drive is ideal for applications in HVAC, water and wastewater, and general manufacturing where simple, reliable motor control is needed for pumps, fans, and conveyors. Its straightforward design facilitates easy integration into existing systems.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the ABB ACS550-U1-023A-4 to meet your industrial automation needs. We ensure the availability of quality components to help you maintain operational efficiency and reduce downtime.

Technical specifications

Nominal Current	23 A
Nominal Motor Power	11 kW
Input Voltage	380-480 V
Output Voltage	0-480 V
Enclosure Class	IP20
Series	ACS550
Control Type	Scalar, Vector

Common applications

Pump control

Fan control

Conveyor systems

Escalators

General machinery

HVAC applications

Water treatment

Compatible systems

ABB standard AC motors Compatible with remote control panels PLC and HMI integration

Also known as

ABB ACS550 VFD ACS550 Drive ABB 23A Drive ACS550-U1-023A-4 VFD

Replaces / compatible with

This drive is part of the ABB ACS550 series and is suitable as a replacement for other ACS550 models or older drives with similar specifications.

Technical note

Expert tip

This model is ideal for integration into control panels where a separate HMI or PLC is used for operation and monitoring, simplifying the drive's physical footprint.

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Frequently asked questions

Does the ABB ACS550-U1-023A-4 come with a control panel?

No, the ABB ACS550-U1-023A-4 is a variant that does not include a built-in control panel. It is designed for applications where external control methods or a remote panel are preferred or integrated into a larger system.