5SY7303-7 SIEMENS

The 5SY7303-7 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. It has a C-characteristic tripping curve, making it suitable for circuits with moderate inrush currents, such as lighting and general-purpose circuits. The device is rated for a maximum voltage of 400V AC and has a breaking capacity of 15kA, ensuring it can handle significant fault currents. With a current rating of 3A, it is ideal for protecting low-current circuits. Its compact design, with a depth of 70mm, allows for easy installation in distribution boards and consumer units. The 5SY7303-7 provides dependable protection, preventing damage to equipment and minimizing downtime. Siemens MCBs are known for their quality, durability, and compliance with international standards, ensuring safe and reliable operation. This MCB contributes to a safe electrical environment by quickly interrupting the circuit in the event of a fault.