6EP1-961-3BA21
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$105.36
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Overview of Siemens 6EP1961-3BA21
Buy genuine Siemens 6EP1961-3BA21 online today for your automation system. The Siemens 6EP1961-3BA21 is a high-performance SITOP PSE202U redundancy module designed for industrial environments requiring reliable power supply decoupling. This DIN rail-mounted module is engineered to seamlessly integrate with two SITOP power supplies, each supporting up to 20 A, delivering a total output of 40 A at 24 V DC. With its robust design, the 6EP1961-3BA21 ensures uninterrupted power for critical applications, making it a trusted choice for factory automation, process control, and machine safety systems. The module features galvanic isolation, status LED indicators, and relay contact signaling for easy monitoring and diagnostics. Its compact size and IP20 protection class make it suitable for installation in control panels and automation cabinets worldwide.
Key Features of Siemens 6EP1961-3BA21
- DIN rail mounting for easy integration into control panels
- Input/output: 24 V DC, 40 A maximum aggregate current
- Supports decoupling of two SITOP power supplies (20 A each)
- Galvanic isolation for enhanced safety and reliability
- Green/red LED status display for input voltage monitoring
- Isolated relay contact for signaling OK status
- Efficiency up to 96.6% with low power loss
- Complies with CE, UL, CSA, and EAC standards
- IP20 protection class for indoor use
Technical Specs of 6EP1961-3BA21
Explore Siemens 6EP1961-3BA21 specifications for detailed parameters before installation.
| Parameter | Value |
|---|---|
| Input Voltage | 24–28.8 V DC |
| Output Voltage | 24 V DC |
| Rated Output Current | 40 A |
| Efficiency | 96.6% |
| Power Loss (Typical) | 34 W |
| Mounting Style | DIN Rail |
| Protection Class | IP20 |
| Standards | CE, UL, CSA, EAC |
Applications / Use Case
This Siemens 6EP1961-3BA21 is commonly used in industrial automation worldwide. It is ideal for factory control panels, production line systems, and machine automation setups where uninterrupted power supply is critical. The redundancy module ensures seamless operation by decoupling two SITOP power supplies, making it suitable for environments requiring high reliability and safety. Its compact design and robust features make it a preferred choice for automation engineers and system integrators.
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