6EP1961-2BA51
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$107.92
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Order genuine Siemens 6EP1961-2BA51 today
The Siemens 6EP1961-2BA51, part of the renowned SITOP PSE200U series, is a high-performance 24V DC selectivity module designed for reliable power management in industrial automation. This factory-grade controller supports a 4-channel input with a total current of 12 A and provides four outputs rated at 3 A each, adjustable from 0.5 to 3 A to suit various load requirements. It ensures optimal energy efficiency with a 97% efficiency rating and delivers robust protection features including current limitation, overcurrent switch-off, and DIP-switch selectable sequential startup delay times. With an input voltage range of 22-30 V and compatibility with NEC Class 2 selectivity standards, the 6EP1961-2BA51 is engineered to maintain system integrity and protect connected devices against overloads. Industrial operators can rely on its comprehensive LED status indicators and remote reset capabilities to monitor and maintain seamless operation in complex automation environments.
Key Features of Siemens 6EP1961-2BA51
- 4-channel input supporting 24 V DC at 12 A total current
- Four individually adjustable outputs rated 3 A each (0.5-3 A adjustable)
- High efficiency of approximately 97%, minimizing power loss
- DIP switch options for load-optimized sequential switching with selectable delay times (25 ms, 100 ms, or adjustable)
- Advanced protection mechanisms: excess current switch-off, current limitation, and immediate shut-off on severe faults
- Visual status feedback via tri-color LEDs for each output (green, yellow, red)
- Non-electrically isolated 24 V remote reset input
- Compliance with NEC Class 2 for enhanced electrical safety and selectivity
- Compact and robust Siemens industrial design suitable for tough environments
Technical Specs of 6EP1961-2BA51
Explore Siemens 6EP1961-2BA51 specifications for detailed parameters to ensure system compatibility.
| Parameter | Value |
|---|---|
| Input Voltage | 22 – 30 V DC (35 V overvoltage resistant) |
| Total Input Current | 12 A (4 channels) |
| Output Current (per channel) | 3 A adjustable (0.5 – 3 A) |
| Efficiency | 97 % |
| Power Loss (typical) | 9 W at rated output |
| Switch-off Delay Times | 25 ms, 100 ms, or adjustable via DIP switch |
| LED Status Indicators | Green, Yellow, Red per output |
| Operating Temperature | -25°C to +60°C |
Applications / Use Case
This Siemens 6EP1961-2BA51 module is commonly used in industrial automation environments worldwide. It is ideal for process control and machine automation applications requiring reliable power distribution with individual channel protection and monitoring. The device suits production line systems, factory control panels, and motion control setups where precise current control and system safety are essential. Its NEC Class 2 compliance ensures it meets stringent electrical safety requirements, making it suitable for both new system designs and retrofit projects aiming to improve power selectivity and reduce downtime.
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