
ABB - Low Voltage Drives
ACS355-03U-09A8-2
Alternate Item Number: 3AUA0000058206
UPC: 662348026601
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Overview
The ABB ACS355-03U-09A8-2 AC drive delivers precise speed control for pump and fan applications with minimal overload demand. Rated at 3HP (2.2kW) and 9.8A output, this open-type drive operates on 3-phase 200-240V input power, making it ideal for variable torque loads. Its 1.5 overload rating ensures reliable performance under fluctuating conditions while maintaining energy efficiency. Measuring 9.29 x 6.65 x 6.65 inches, the compact module mounts easily in control panels or enclosures. Designed for OEM integration, the ACS355 supports direct-on-line and soft-start modes, reducing mechanical stress on driven equipment. With ABB’s proven drive technology, this unit provides stable operation with low harmonic distortion, minimizing interference with other equipment. Suitable for HVAC systems, water treatment, and industrial ventilation, the drive’s built-in PID controller simplifies process control without requiring external components. The blank faceplate allows for custom labeling or integration with existing control systems.
- 3HP (2.2kW) output power with 9.8A rated current
- Operates on 3-phase 200-240V input power
- 1.5 overload rating for reliable pump/fan duty cycles
- Compact open-type module (9.29 x 6.65 x 6.65 in)
- Built-in PID controller for process control applications
Specifications
200-240 | VAC |
240 | VAC |
3 | HP |
3-Phase | A |
5.5 | lb |
6.65 | in |
9.29 | in |
9.8 | A |
Amerage | 9.8 A |
Color | Blank |
Control Panel | Blank |
Current Rating | 9.8 A |
Frame Size | R3 |
Frequency | 50/60 Hz |
Height | 9.29 in |
Horsepower | 3 HP |
Horsepower 10% & 50% Overload/ 1 min | 3 HP |
Input Phase | 3-Phase |
IP Rating | IP20 |
Length | 6.65 in |
Mounting | Module |
Mounting Type | Module |
Nema Rating | Type OPEN |
Number of Phases Input | 3 |
Number of Phases Output | 3 |
Output Current | 9.8 A |
Output Current 10% & 50% Overload/ 1 min | 9.8 A |
Output Phase | 3-Phase |
Phases | 3-Phase A |
Series | ACS355 |
Size | 9.29x6.65x6.65 in |
Type | ACS355 Drive |
UL Type | OPEN |
Voltage | 240 V |
Voltage Range | 200-240 V |
Voltage Rating | 200-240 VAC |
Voltage Rating | 240 Vac |
Weight | 5.5 lb |
Width | 6.65 in |
Package Dimensions (L x W x H) | 6.65 IN x 6.65 IN x 9.29 IN |
Package Dimensions (L x W x H) | 16.891 cm x 16.891 cm x 23.5966 cm |
Package Weight (Imperial) | 5.500 L |
Package Weight (Metric) | 2.495 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.














