Siemens SENTRON 5SY4 Miniature Circuit Breaker, 4-Pole, 63A, Type A, 400V ac AC, 60 V dc DC, 10 kA Breaking Capacity

The Siemens Miniature Circuit Breaker is the ideal solution for ensuring reliable protection in electrical installations. Designed with a robust four-pole configuration, this device efficiently safeguards against overloads and short circuits, making it essential for both industrial and infrastructure applications. Its tripping characteristic class A guarantees optimal responsiveness and reliability, while the innovative design offers ease of installation on DIN rails. With a mechanical service life of up to 10,000 operating cycles, users can expect durability and long-term performance, even in demanding environments. Engineered for versatility, it supports AC operating voltages up to 400 V and adapts seamlessly to various electrical setups, ensuring safety and compliance with relevant regulations. This miniature circuit breaker represents a perfect blend of power, reliability, and advanced engineering in electrical safety products.

Designed for four-pole configurations providing comprehensive protection