Siemens Sitop PSU300S Stabilized power supply, 24VDC, 20A

Product Overview

The SIMATIC SITOP PSU300S 20A Stabilized Power Supply delivers robust three-phase AC to DC power conversion with 400-500V 3AC input and regulated 24V DC/20A output for demanding industrial automation applications. This active product provides universal high-performance power supply capabilities with exceptional overload response, featuring 150% power boost capability and permanent 120% overload capacity for challenging industrial environments. Enhanced with compact design, high efficiency operation, and compatibility with SITOP add-on modules for comprehensive power system solutions.

Key Features

• Three-Phase Input: 400-500V 3AC input for high-power industrial applications
• 20A Output Capacity: Regulated 24V DC output with 20A current capability
• Exceptional Overload Response: 150% power boost with permanent 120% overload capacity
• High Efficiency Design: Minimizes energy consumption and heat generation in control cabinets
• Compact Metal Housing: Space-saving design with robust industrial construction
• Universal Application: Suitable for machinery and plant engineering applications
• Module Compatibility: Compatible with buffer, DC UPS, redundancy, and selectivity modules
• Industrial Grade Protection: Robust construction for demanding automation environments

Technical Specifications

• Input Voltage: 400-500V 3AC (340-550V AC range) | Output Voltage: 24V DC stabilized
• Output Current: 20A maximum | Power Output: 480W
• Efficiency: High efficiency design | Weight: 1.600 kg
• Dimensions: 17.00 x 20.20 x 10.50 cm | Mounting: DIN rail standard
• Operating Temperature: Standard industrial range | Protection Class: Industrial standard
• Overload Capability: 150% power boost, 120% permanent overload | Input Frequency: 50/60 Hz
• Connection Type: Screw terminals | Cooling: Natural convection
• Certifications: CE, cULus, cCSAus compliant | Housing: Compact metal construction

Applications & Integration

Primary Applications:

• Industrial machinery and plant engineering power supply systems
• Manufacturing automation requiring stable 24V DC power distribution
• Process control systems with high power consumption loads
• Complex industrial plants requiring reliable power conversion

System Compatibility:

• Compatible with SITOP buffer modules for power failure protection
• Integration with DC UPS modules for uninterrupted power supply
• Suitable for redundancy modules for increased system availability
• Compatible with selectivity modules for load circuit protection

Performance Benefits:

• Handles loads with high power consumption without problems due to 150% power boost
• Power reserves available for system expansions with 120% permanent overload capability
• Low energy consumption and minimal heat generation improves control cabinet efficiency
• Compact design saves valuable control cabinet space

Quality & Compliance

• Status: PM300 Active Product | Origin: Romania
• EAN: 4025515151388 | UPC: 040892783667
• RoHS Compliant: Since 01.08.2010 | WEEE: Take-back obligation applies
• REACH: Contains lead compounds above 0.1% w/w (safe when used as intended)
• Export Control: AL: N / ECCN: N
• Certifications: CE marked, cULus-Listed (UL 508, CSA C22.2 No. 107.1), cCSAus
• Product Class: A - Standard stock item with return capability

Package Contents

• 1 × SITOP PSU300S 20A Stabilized Power Supply, technical documentation, installation accessories

Download existing graphical data for this product:

• Product Information Page
• 3-Phase 24V DC Product Family
• Data Sheet
• SITOP PSU300S Manual
• SITOP PSU100S/PSU300S Information
• Official Support Documentation
• Technical Support Forum