3VL4740-3DC36-0AA0 SIEMENS

The 3VL4740-3DC36-0AA0 is a robust 3-pole circuit breaker from Siemens, designed for line protection in demanding electrical systems. It belongs to the VL400L series, characterized by its very high breaking capacity, specifically an ultimate short-circuit breaking capacity (Icu) of 100kA at 415V AC. This circuit breaker is equipped with a TM trip unit, providing reliable overload and short-circuit protection. The rated current (In) is 400A, while the overload protection (IR) can be adjusted between 320A and 400A, offering flexibility in adapting to specific load requirements. The short-circuit protection (II) is adjustable from 2000A to 4000A, ensuring rapid response to fault currents. This model does not include an auxiliary release, simplifying the design and installation. Furthermore, it is supplied without an auxiliary or alarm switch, catering to applications where these features are not necessary. The 3VL4740-3DC36-0AA0 is suitable for a wide range of industrial and commercial applications requiring high performance and dependable circuit protection. Its high breaking capacity and adjustable trip settings make it a versatile solution for protecting electrical equipment and systems against overloads and short circuits.