3VL4720-3EC46-0AA0 SIEMENS

The 3VL4720-3EC46-0AA0 is a robust 4-pole circuit breaker from Siemens, designed for line protection in electrical systems. It is part of the VL400L series, known for its very high breaking capacity, specifically an ultimate short-circuit breaking capacity (Icu) of 100kA at 415V AC. This circuit breaker features an Electronic Trip Unit TM, providing advanced protection and control capabilities. The rated current (In) is 200A, with an adjustable overload protection range (IR) from 160A to 200A, allowing customization based on specific load requirements. For short-circuit protection, the instantaneous tripping current (II) can be set between 1000A and 2000A, ensuring rapid response to fault conditions. This model offers N (neutral) protection. It does not include an auxiliary release, auxiliary switch or alarm switch. This circuit breaker is suitable for applications demanding high levels of protection and reliability. Its adjustable settings and high breaking capacity make it a versatile choice for various industrial and commercial settings.