Siemens 5SY6140-7

The Siemens 5SY6140-7 is a miniature circuit breaker designed for reliable protection in electrical systems. This single-pole breaker is rated for 40 amps and operates at voltages of 230 to 400 volts, making it suitable for a variety of industrial and commercial applications. Featuring a C-curve trip characteristic, it provides effective short-circuit protection while allowing for moderate inrush currents. The device is compact, with a depth of 70mm, and is equipped with screw terminals for secure electrical connections. It’s designed for easy installation on a standard DIN rail. This Siemens circuit breaker is available through BSP Automation, ensuring access to quality components for your automation and control needs.