The Phoenix Contact STEP3-PS/1AC/24DC/5/PT (Order No.1088478) is a high-performance 120W power supply designed for industrial automation applications.This compact DIN rail power supply delivers a stable 24V DC output with 5A current capacity, making it ideal for powering control systems, sensors, PLCs, and various industrial devices.The unit features a wide input voltage range (100-240V AC), enabling global use without adjustment.Its high efficiency of up to 92% ensures minimal heat generation and reduced energy costs.The push-in connection technology allows for quick, tool-free wiring installation and maintenance.The STEP3 series incorporates comprehensive protection features, including overload protection with constant current limiting, short-circuit protection, and overvoltage protection.Its robust metal housing provides excellent EMC characteristics and offers reliable operation even in harsh industrial environments.With a compact width of only 40mm, this power supply maximizes space efficiency in control cabinets.The power boost function provides 150% output power for up to 5 seconds, allowing for reliable startup of high-inrush loads.Integrated signaling contacts enable remote monitoring of the operational status.The STEP3-PS/1AC/24DC/5/PT operates reliably in temperatures from -25°C to +70°C with derating above +55°C.It offers high MTBF values exceeding 500,000 hours, ensuring excellent reliability for critical applications.The power supply meets international safety standards, including UL/IEC 62368, and features global approvals for worldwide deployment.

Key Highlights

01.Compact Space-Saving Design

With a width of only 40mm, this power supply maximizes space efficiency in control cabinets. The compact form factor allows for higher component density in switchgear cabinets while maintaining proper thermal management. Its standardized DIN rail mounting system ensures quick installation and interchangeability.

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02.Wide Input Voltage Range

With an input range of 85-264V AC and 90-350V DC, this power supply is suitable for worldwide use without requiring adjustments. This flexibility allows for deployment in various international power grid standards and ensures stable operation even during significant input voltage fluctuations.

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03.High Efficiency Design

The STEP3-PS/1AC/24DC/5/PT achieves up to 92% efficiency, minimizing heat generation and reducing energy costs in industrial systems. This high efficiency ensures that more input power is converted to usable output power, decreasing overall operating expenses and environmental impact.

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All Features

With a width of only 40mm, this power supply maximizes space efficiency in control cabinets. The compact form factor allows for higher component density in switchgear cabinets while maintaining proper thermal management. Its standardized DIN rail mounting system ensures quick installation and interchangeability.

With an input range of 85-264V AC and 90-350V DC, this power supply is suitable for worldwide use without requiring adjustments. This flexibility allows for deployment in various international power grid standards and ensures stable operation even during significant input voltage fluctuations.

The STEP3-PS/1AC/24DC/5/PT achieves up to 92% efficiency, minimizing heat generation and reducing energy costs in industrial systems. This high efficiency ensures that more input power is converted to usable output power, decreasing overall operating expenses and environmental impact.

Delivers 150% of rated output power (7.5A) for up to 5 seconds, allowing reliable startup of high-inrush loads like motors, capacitive loads, and solenoids. This dynamic power reserve eliminates the need to oversize the power supply for momentary peak loads, saving costs and panel space.

Integrated protection features include overload protection with constant current limiting, short-circuit protection, and overvoltage protection. These mechanisms safeguard both the power supply and connected equipment, reducing downtime and preventing damage from common electrical disturbances.

Tool-free push-in terminal design enables quick and secure wiring installation and maintenance. This time-saving feature reduces installation costs and simplifies field service operations. The robust connection system ensures vibration-resistant connections in demanding industrial environments.

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