3RV1142-4HA10 SIEMENS

The 3RV1142-4HA10 from Siemens is a size S3 circuit breaker meticulously engineered for motor protection applications. It features an adjustable A-release range of 36 to 50 Amperes, providing precise overload protection tailored to specific motor requirements. The integrated N-release offers a fixed short-circuit protection setting at 650 Amperes, ensuring rapid response to fault currents. This circuit breaker incorporates an overload relay function, safeguarding motors against prolonged overloads and preventing damage. It boasts a high switching capacity, capable of handling up to 100 kA, enhancing its reliability in demanding industrial environments. Classified as CLASS 10, it provides a tripping characteristic suitable for standard motor starting conditions. The robust screw terminal connections ensure secure and reliable wiring. This device is ideal for protecting motors in a variety of industrial applications, offering a combination of overload, short-circuit, and phase-failure protection. Its compact design and comprehensive protection features make it a versatile solution for motor control centers and individual motor installations.