5SY8401-8 SIEMENS

The 5SY8401-8 is a four-pole miniature circuit breaker (MCB) manufactured by Siemens, designed for reliable circuit protection in various applications. It has a voltage rating of 400V and a compact depth of 70mm, making it suitable for installation in space-constrained environments. This MCB boasts a high breaking capacity of 25kA, conforming to the EN 60947-2 standard, ensuring effective interruption of high fault currents. The 5SY8401-8 features a D-curve tripping characteristic, providing instantaneous tripping between 10 and 14 times the rated current, ideal for circuits with high inrush currents, such as those found in inductive loads and motor circuits. This MCB offers reliable protection against overloads and short circuits, preventing damage to equipment and ensuring electrical safety. Its robust construction and high breaking capacity make it suitable for use in industrial, commercial, and residential applications. The 5SY8401-8 is a dependable solution for safeguarding electrical circuits and equipment. It is designed for DIN rail mounting, simplifying installation and maintenance. Siemens is a trusted brand known for its quality and reliability in electrical protection devices.