3VL4740-1SH36-0AA0 SIEMENS

The 3VL4740-1SH36-0AA0 is a robust 3-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. Equipped with an ETU22 trip unit, this circuit breaker offers comprehensive protection with LSIG functions for 3 phases/4 lines. The inclusion of a connecting cable simplifies installation and integration into existing setups. Its rated current is In=400A, with an adjustable overload protection range of IR=160...400A, providing flexibility to match specific load requirements. The short-circuit protection, ISD, can be configured from 1.5 to 10 times the rated current (IR), while the instantaneous short-circuit protection, II, is set at 11 times the rated current (IN). This model does not include an auxiliary release or auxiliary/alarm switch, focusing on core circuit protection functionalities. The 3VL4740-1SH36-0AA0 is suitable for a variety of industrial and commercial applications where dependable circuit protection is essential. Siemens' reputation for quality and performance ensures long-lasting and reliable operation.