5SY7303-8 SIEMENS

The 5SY7303-8 is a miniature circuit breaker (MCB) from Siemens, designed for reliable circuit protection in residential, commercial, and industrial applications. This three-pole MCB is engineered to safeguard electrical installations against overloads and short circuits, ensuring the safety of equipment and personnel. It has a rated voltage of 400V and a high breaking capacity of 15kA, allowing it to quickly interrupt high fault currents. The MCB features a D-characteristic tripping curve, making it suitable for circuits with high inrush currents, such as those found in motors and transformers. With a rated current of 3A, this MCB is ideal for protecting sensitive electronic devices and lighting circuits. Its compact design, with a depth of 70mm, allows for easy installation in distribution boards and consumer units. The 5SY7303-8 complies with IEC 60898-1 standards, guaranteeing its performance and safety. Siemens MCBs are known for their quality, reliability, and long service life, providing peace of mind for electrical installations. This MCB offers dependable protection and contributes to the overall safety and efficiency of electrical systems.