Description
The Siemens 5SY8303-7 is a professional 3-pole miniature circuit breaker (MCB) from the Siemens SENTRON range, designed for reliable overcurrent and short-circuit protection. This 3A breaker is equipped with a Type C tripping characteristic, making it well-suited for circuits that experience moderate inrush currents, such as those powering small motors, fluorescent lighting, or electronic equipment.
Engineered for robust performance, the Siemens 5SY8303-7 offers a breaking capacity of 5 kA, ensuring it can safely interrupt fault currents in 400V AC and 72V DC systems. This level of protection is crucial for safeguarding sensitive equipment and maintaining the integrity of electrical installations against potential hazards.
This 3-pole MCB is an essential component in distribution boards, control panels, and machinery requiring reliable protection across multiple phases. Its dependable operation contributes to the overall safety and efficiency of industrial and commercial electrical systems. The Siemens 5SY8303-7 exemplifies Siemens’ commitment to quality electrical components.
Choose the Siemens 5SY8303-7 for a professional and reliable circuit protection solution. Its appropriate tripping curve and breaking capacity make it a suitable choice for a variety of applications requiring dependable overcurrent protection.







