Siemens Sitop PSE200U Selectivity module, 4-channel, 24VDC, 10A Part number 6EP1961-2BA21

Product Overview

Siemens SITOP PSE200U 10 A selectivity module (6EP1961-2BA21) is an add-on module for 24 V DC power supply systems that distributes and protects multiple 24 V outputs from a single power source. It features four individual protected outputs with adjustable current thresholds, enabling both the selective feeding of loads and overload protection. This modular device enhances power supply flexibility and reliability in industrial automation applications.

Key Features

• Four-channel selectivity module for 24 V DC supply
• SITOP PSE200U-series selectivity module
• Adjustable output current settings from 3 A to 10 A per channel
• Simultaneous connection of outputs after voltage threshold
• Integrated potentiometer for response value adjustment
• Efficient power distribution with minimal loss
• Compact DIN rail mounting design

Technical Specifications

• Article Number: 6EP1961-2BA21
• Product Family: SITOP PSE200U selectivity module
• Device Type: 24 V DC selectivity module
• Input Voltage: 24 V DC (22…30 V DC typical)
• Input Current: 40 A
• Number of Outputs: 4
• Output Current per Channel: Adjustable 3…10 A
• Output Voltage: Controlled 24 V DC
• Response Delay: Up to ~5 s (adjustable)
• Efficiency: ~99 % typical
• Power Loss: ~10 W at rated output
• Mounting: DIN rail
• Protection Rating: IP20
• Operating Temperature: Approx. –25 °C to +60 °C

Compliance & Certifications

• CE conformity according to applicable EU directives
• Designed and manufactured to Siemens quality and safety standards
• RoHS compliant for hazardous substance restrictions
• Suitable for use in industrial 24 V DC power distribution systems

Applications

This selectivity module is used in 24 V DC power supply installations to distribute and protect multiple loads from a single 24 V source while allowing individual current thresholds to be set per output. Common applications include machine control panels, sensor/actuator groups, distributed I/O racks and other automation systems requiring reliable load partitioning and protection.