Description
The Siemens 5SY8340-7 SENTRON MCB is engineered for superior circuit protection and operational reliability. This 3-pole miniature circuit breaker is a cornerstone of modern electrical safety, providing essential protection against overloads and short circuits in demanding environments.
Key specifications include a 40A current rating, a Curve C tripping characteristic ideal for general loads with moderate inrush currents, and versatile voltage ratings of 400V AC and 72V DC. The 5 kA breaking capacity ensures it can safely interrupt fault currents, safeguarding equipment and personnel.
This Siemens 5SY8340-7 MCB is designed for installation in distribution boards and control cabinets, offering dependable protection for commercial, industrial, and residential applications. Its robust construction ensures long service life and consistent performance, making the Siemens 5SY8340-7 a trusted choice for electrical safety.
Choose the Siemens 5SY8340-7 for advanced protection and peace of mind. Its combination of high breaking capacity and specific tripping curve makes it an ideal solution for protecting various types of electrical circuits.







