ABB SA168 3BSE003389R1 Power Supply Unit

Description

Real-World Use & Application Scenarios

The ABB SA168 3BSE003389R1 power supply unit is a vital component used extensively in industrial automation and process control environments. It is typically found in manufacturing plants, power generation facilities, and complex automation systems where reliable power delivery to control modules is critical. The unit is designed to support the stable operation of controllers, I/O modules, and communication devices that collectively manage industrial processes. Industrial settings benefit from the ABB SA168 3BSE003389R1’s ability to convert and regulate AC power into a stable DC supply, minimizing interruptions and protecting sensitive equipment. Its application ranges from running distributed control systems (DCS) to integrating with SCADA platforms where consistent power quality ensures operational reliability and process safety.

SA168 3BSE003389R1

SA168 3BSE003389R1

Product Introduction & Positioning

The ABB SA168 3BSE003389R1 functions as an industrial-grade power supply unit engineered to convert 230 V AC input into a steady 24 V DC output at a nominal current of 25 A. It serves as a foundational power source within ABB’s Advant Master and related automation control platforms, guaranteeing stable operation of downstream control components. By delivering regulated and reliable DC power, this unit anchors the power architecture of complex automation systems. For engineers and system integrators, the ABB SA168 3BSE003389R1 provides essential voltage transformation with protection features, assuring seamless integration into control cabinets and helping maintain high system availability.

Key Technical Features & Functional Benefits

The ABB SA168 3BSE003389R1 stands out due to its robust 4 kW nominal power output, supporting high current demands required by multiple control modules in an industrial setup. Its input design accepts standard 230 V AC power and converts this efficiently, maintaining voltage stability with minimal ripple, thus ensuring sensitive electronics receive clean, consistent power. The unit includes overcurrent and short-circuit protection, augmenting system safety by preventing damage due to electrical faults. Housed in a sturdy enclosure with an IP21 protection rating, it withstands typical industrial environmental conditions while ensuring electrical and mechanical durability.

Its frame size (R2) supports DIN rail or panel mounting, facilitating flexible installation even in compact control cabinets. The ABB SA168 3BSE003389R1 minimizes downtime through high efficiency and built-in fault protection mechanisms, making it a reliable cornerstone for power supply within automation architectures.

Detailed Technical Specifications

Related Modules or Compatible Units

PM865 – Controller unit powered by stable DC supply from the SA168 unit for control system processing.

TB850 Terminator – Ensures stable signal termination in communication networks powered by SA168.

SM811 I/O Module – Input/output expansion requiring reliable power supplied by the SA168 unit.

BC810 Communication Interface – Communication module requiring constant power for network links.

CI853 Protocol Converter – Device converting communication protocols, powered reliably via the SA168.

PM864 – Another ABB processor module benefiting from the robust power delivery of the SA168.

Installation Notes & Maintenance Best Practices

Installation of the ABB SA168 3BSE003389R1 should ensure sufficient ventilation around the unit to promote heat dissipation and avoid thermal stress on electrical components. Its sizeable weight and dimensions require secure mounting on frameworks compatible with DIN rail or panel installation standards. Proper grounding and adherence to ABB’s wiring guidelines are crucial to optimize safety and electrical performance.

Routine maintenance involves periodic visual inspections for dust, corrosion, and connection tightness to prevent issues associated with loose contacts or environmental contamination. Checking output voltage stability and current load helps preempt potential failures. ABB recommends periodically testing safety features such as overcurrent protection and ensuring the spare fuse is appropriately rated and replaced as needed.