ABB ACS355-03U-12A5-4+J400 Drive - CE Compliant
Part Number: 3AUA0000078251
Quick Summary
The ABB ACS355-03U-12A5-4+J400 drive is a compact variable frequency drive for efficient motor control in small to mid-size applications. Engineers often struggle with lengthy commissioning, wiring complexity, and inconsistent startup when integrating with existing PLCs. This drive addresses those pains with straightforward configuration, fieldbus-friendly interfaces, and robust protection. It carries CE compliance and UL safety listings, with enclosure-dependent IP ratings to protect electronics in factory environments. In production settings, it enables reliable automation with easy PLC integration, energy-efficient operation, and predictable uptime. The result is a more controllable, cost-effective solution for industrial automation projects that demand dependable motor control and fast ROI.
Product Information
Extended Description
3AUA0000078251 ABB: ACS355-03U-12A5-4+J400
Feature: Compact DIN-rail package minimizes panel space and simplifies installation. Business Impact: Reduces cabinet footprint and wiring complexity, speeding up start-up and maintenance. Application: Ideal for space-constrained automation cabinets in conveyors and small machine lines. Feature: 7.5 HP, 12.5 A nominal load capacity for precise motor control. Business Impact: Supports single-drive solutions for moderate loads, reducing the need for multiple drives and downstream hardware. Application: Pumps, fans, and light conveyors in packaging and material handling. Feature: PLC-friendly parameterization and easy integration with common control systems. Business Impact: Cuts commissioning time and lowers engineering effort, enabling rapid deployment across lines. Application: Synchronizing motors with PLCs in automated assembly cells. Feature: Built-in protection and diagnostics for reliability. Business Impact: Early fault detection and protection against overcurrent or overheating, reducing unplanned downtime. Application: Continuous operation in harsh factory environments with remote diagnostics. Feature: Energy-efficient performance with smooth ramping and precise speed control. Business Impact: Lowers energy consumption and wear, extending motor life and reducing operating costs. Application: HVAC, pumps, and process control in industrial facilities. Feature: Compatibility with ABB drive ecosystem and DIN-rail mounting. Business Impact: Streamlined spare parts strategy and familiar installation practices for maintenance teams. Application: Retrofit projects and new lines using standard 35 mm DIN rails in machine frames.
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FAQs
The ACS355-03U-12A5-4+J400 is designed for DIN-rail mounting on standard 35 mm rails. Attach the drive to the rail, snap it into place, and connect the supply and motor terminals. Ensure proper clearance for heat dissipation and verify that the enclosure is compatible with the installed IP rating. Use the included mounting hardware and torque specifications to secure it safely. This setup minimizes cabinet space and simplifies maintenance while ensuring reliable motor control in compact automation environments.
This model is specified for 7.5 HP (approximately 5.6 kW) with a nominal current around 12.5 A for three-phase motors. It provides precise speed control and torque management suitable for small to mid-size loads such as packaging conveyors, small pumps, and fans. When selecting, confirm the motor’s nameplate current and ensure the drive’s overload capability matches the application’s peak demand to avoid thermal or electrical stress.
Yes. The ACS355-03U-12A5-4+J400 is well-suited for conveyors and pump roles, delivering smooth acceleration, reliable speed control, and energy-efficient operation. Its integration compatibility with common PLCs aids in synchronized motion and process control. For conveyors, use appropriate ramp times and motor protection settings to minimize mechanical wear; for pumps, enable closed-loop or feed-forward control if needed to optimize flow and efficiency.
The drive carries CE compliance and UL/CSA safety listings, reflecting EU safety and North American electrical standards. IP ratings are enclosure-dependent, so the actual protection level depends on the cabinet you place the drive in. These certifications help ensure regulatory alignment for industrial installations and facilitate safe integration into automated systems while enabling export to multiple regions.
Expect ROI from reduced energy consumption due to efficient motor control, extended motor life from soft-start and protection features, and lower maintenance costs due to diagnostics and fault detection. The ACS355 supports straightforward configuration and familiar ABB interfaces, which reduces commissioning time and minimizes downtime. Regularly inspect terminals, verify cooling, and keep firmware up to date to sustain reliability in ongoing operations.