Siemens SENTRON 5SY8 MCB, 4P, 10A Curve D, 400V AC, 72V DC, 40 kA Breaking Capacity

The Siemens Miniature Circuit Breaker is designed for reliable protection in electrical installations, ensuring the safety and efficiency of your systems. This 4-pole device operates with only magnetic tripping, making it ideal for applications where simplicity and dependability are paramount. With a rated operational current of 10A at 400 V, it demonstrates exceptional performance in various environments, from industrial to infrastructural settings. Its robust design is complemented by a notable mechanical service life of approximately 10,000 operating cycles, ensuring longevity and resilience under pressure. The product complies with stringent safety standards, including overvoltage category III, thereby offering enhanced protection against surges.

Designed for 400 V applications providing robust circuit protection
Utilises a straightforward magnetic tripping mechanism for reliability
Achieves a breaking capacity of 40 kA ensuring effective handling of fault conditions
Complies with multiple relevant standards including IEC and UL certifications enhancing safety
Offers versatile installation options to suit various operational needs
Constructed to be halogen-free supporting environmental compliance
Equipped with touch protection to ensure user safety during operation
Features a mechanical service life that supports sustained endurance over time