Siemens 40 A SIRIUS Motor Protection Circuit Breaker, 20 → 690 V

The Siemens circuit breaker is specifically designed for motor protection, providing reliable performance across various applications. Its S2 size is perfect for environments requiring efficient management of operational currents, guaranteeing both overload and short-circuit protection. The device features a robust auxiliary switch arrangement with both normally open and normally closed contacts, enhancing its operational versatility. With high mechanical and electrical endurance ratings, this circuit breaker caters to a variety of needs, ensuring safe and efficient motor operation. Additionally, its compact dimensions make it ideal for installation in confined spaces, making it a perfect choice for industrial and commercial settings where space and efficiency are paramount.

Designed for easy screw and snap-on mounting on DIN rail
Equipped with advanced thermal overload release for safety
Constructed with a durable design for tough conditions
Provides high short-circuit current breaking capacity