Siemens SENTRON 5SY7 MCB, 2P, 40A Curve D, 230V AC, 60V DC, 20 kA Breaking Capacity

The Siemens Miniature Circuit Breaker offers exceptional protection for your electrical installations, ensuring safety and reliability. This device accommodates a single-phase operation at a supply voltage of 230 V and is engineered to handle operational currents efficiently, catering to both industrial and infrastructural applications. With a compact design that facilitates easy installation on DIN rails, it boasts a robust mechanical service life, enhancing longevity in demanding environments. The device also meets rigorous safety standards, providing peace of mind through its impressive breaking capacity and superior touch protection features. It seamlessly integrates into diverse applications while often exceeding expectations of performance and reliability.

Designed to operate under varying ambient temperatures for robust performance
Incorporates advanced technology for minimal power loss during operation
Features halogen-free materials promoting a safer environment
Compatible with a wide range of conductor cross-sections providing flexibility in installation
Exceeds standard compliance requirements ensuring utmost safety and reliability
Includes provisions for main switch properties enhancing operational functionality
IP20 rated for protection against dust and accidental contact with live parts
Efficient short-circuit current breaking capacity ensuring rapid fault clearance
Optimised for installation convenience suitable for any mounting position