3VL5731-1EM46-0AA0 SIEMENS

The 3VL5731-1EM46-0AA0 is a robust 4-pole circuit breaker from Siemens, designed for reliable line protection in industrial and commercial applications. This VL630N frame size breaker offers a standard breaking capacity of Icu=55kA at 415V AC, ensuring effective protection against overcurrents and short circuits. Equipped with a Thermal-Magnetic (TM) trip unit, specifically the LI type, it provides adjustable overload protection (IR) ranging from 250A to 315A, allowing for precise customization to match specific load requirements. The instantaneous short-circuit protection (II) is also adjustable, spanning from 1575A to 3150A, enabling rapid response to fault conditions. This model features N-conductor protection (100%), safeguarding against neutral imbalances and related hazards. It is designed without auxiliary release, simplifying installation and maintenance. Furthermore, it does not include auxiliary or alarm switches, focusing on core circuit protection functionality. The breaker's robust construction and reliable performance make it suitable for demanding environments where dependable circuit protection is critical. Siemens' commitment to quality ensures long-term operational stability and peace of mind.