3VL3720-2EM46-0AA0 SIEMENS

The 3VL3720-2EM46-0AA0 is a robust and reliable 4-pole circuit breaker from Siemens, designed for line protection in electrical systems. This VL250H series breaker boasts a high breaking capacity of Icu=70kA at 415V AC, ensuring effective protection against short circuits and overloads. It features a TM (Thermal-Magnetic) trip unit, providing adjustable overload (IR) and fixed short-circuit (II) protection. The rated current (In) is 200A, with an adjustable overload protection range of IR=160...200A. The short-circuit protection is set at II=1000...2000A. This model includes N (Neutral) protection at 100%, safeguarding against neutral faults. It is designed without an auxiliary release, simplifying the installation and operation. Furthermore, it does not include an auxiliary/alarm switch, focusing on core circuit protection functionality. This circuit breaker is ideal for applications requiring dependable and adjustable protection for electrical lines. Its high breaking capacity and comprehensive protection features make it suitable for demanding industrial and commercial environments.