5SY4520-7 SIEMENS

The 5SY4520-7 is a miniature circuit breaker (MCB) manufactured by Siemens, designed for reliable overcurrent and short-circuit protection in electrical circuits. It is engineered for use in residential, commercial, and industrial applications with a rated voltage of 230V. This MCB has a high breaking capacity of 10kA, ensuring it can safely interrupt high fault currents. The 5SY4520-7 features a 1+N-pole configuration, meaning it has one protected pole and a neutral pole. It has a C-curve tripping characteristic, making it suitable for circuits with moderate inrush currents, such as lighting and general-purpose circuits. With a rated current of 20A, this MCB can handle a variety of electrical loads. The device has a compact design with a depth (D) of 70mm, allowing for easy installation in distribution boards and consumer units. It provides reliable protection against overloads and short circuits, enhancing the safety and reliability of electrical installations. Siemens MCBs are known for their quality and compliance with international standards, ensuring long-lasting performance and safety.