3VL5731-1EJ46-0AA0 SIEMENS

The 3VL5731-1EJ46-0AA0 is a robust 4-pole circuit breaker from Siemens, designed for reliable line protection in electrical systems. It features a standard breaking capacity of Icu=55kA at 415V AC, ensuring effective interruption of fault currents. The trip unit TM provides comprehensive protection with adjustable settings for overload (IR=250...315A) and short-circuit (II=1575...3150A) conditions. The rated current (In) is 315A, making it suitable for demanding applications. This circuit breaker offers LI functionality, providing both long-time and instantaneous protection. The N-pole is unprotected, simplifying the design for specific applications. It does not include an auxiliary release or auxiliary/alarm switch, focusing on core protection functions. Its primary function is safeguarding electrical circuits from overloads and short circuits, preventing damage to equipment and ensuring operational safety. This model is well-suited for industrial and commercial applications where reliable circuit protection is essential.