
ABB - Low Voltage Drives
ACS355-03U-02A4-4+N827
Alternate Item Number: 3AUA0000176219
UPC: 662348015117
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Overview
The ABB ACS355-03U-02A4-4+N827 AC Drive is a compact, variable frequency drive (VFD) engineered for pump and fan applications, including solar-powered pumping systems. This OPEN-type drive delivers 1 horsepower (HP) with a continuous output current of 2.4 Amperes (A) and supports a 380-480V AC input voltage range. Its 1.5 overload capacity ensures reliable performance during motor startup transients, common in industrial and commercial environments.
Designed for space-constrained installations, the ACS355 measures 9.41 inches in height, 2.76 inches in width, and 6.34 inches in depth (HxWxD), making it ideal for panel-mounted or DIN rail applications. The drive features a 3-phase input and output configuration, ensuring compatibility with standard three-phase motors.
A key advantage of the ACS355 is its pre-installed solar pump application software, which simplifies setup and optimization for renewable energy pumping systems. This software enables efficient motor control, reducing energy consumption and operational costs in solar-powered water pumping applications. The drive is manufactured by ABB Low Voltage Drives in Denmark, a leader in industrial automation and motor control solutions.
With its compact footprint, robust design, and specialized software, the ACS355 is a cost-effective solution for applications requiring precise motor speed control, energy efficiency, and compatibility with solar power systems. It is particularly well-suited for agricultural irrigation, municipal water supply, and off-grid pumping systems where reliability and energy savings are critical.
- 1HP output with 2.4A continuous current rating
- 380-480V AC input voltage range, 3-phase input/output
- 1.5 overload capacity for reliable motor startup
- Pre-installed solar pump application software for renewable energy systems
- Compact dimensions: 9.41"H x 2.76"W x 6.34"D (OPEN type)
- Compact Dimensions: 9.41" H x 2.76" W x 6.34" D
- Designed for Pump and Fan Applications
Specifications
Amerage | 2.4 A |
Control Panel | Blank |
Enclosure UL Type | OPEN |
Frame Size | R1 |
Height | 9.41 in |
Horsepower | 1 HP |
Horsepower 10% & 50% Overload/ 1 min | 1 HP |
Input Phase | 3-Phase |
IP Rating | IP20 |
Length | 6.34 in |
Mounting | Module |
Number of Phases Input | 3 |
Number of Phases Output | 3 |
Options | Solar pump application software |
Output Current | 2.4 A |
Output Current 10% & 50% Overload/ 1 min | 2.4 A |
Output Phase | 3-Phase |
Phases | 3-Phase A |
Type | ACS355 Drive |
UL Enclosure Construction | OPEN |
UL Type | OPEN |
Voltage | 480 V |
Voltage Range | 380-480 V |
Voltage Rating | 480 VAC |
Weight | 2.6 lb |
Width | 2.76 IN |
Package Dimensions (L x W x H) | 6.34 IN x 2.76 IN x 9.41 IN |
Package Dimensions (L x W x H) | 16.1036 cm x 7.0104 cm x 23.9014 cm |
Package Weight (Imperial) | 2.600 L |
Package Weight (Metric) | 1.179 kg |

FENA-21
The FENA 21 DualPort module supports Three protocols Modbus-TCP, EtherNet/IP, and the PROFInet IO RT network. The Modbus-TCP protocol is simply the Modbus protocol used on top of Ethernet-TCP/IP. Modbus-TCP is an open Industrial Ethernet network which has been specified by the Modbus-IDA User Organization. EtherNet/IP is based on the Common Industrial Protocol (CIP), which is also the framework for both the ControlNet and DeviceNet network protocols. PROFInet IO RT is an open network based on the PI Organization standard.







