3VA2125-5MQ36-0AA0 SIEMENS

The 3VA2125-5MQ36-0AA0 is a 3-pole IEC frame 160 circuit breaker from Siemens, designed for motor protection applications. It features an ETU860M electronic trip unit, offering comprehensive LSIG protection functions. The breaker has a breaking capacity class M, with an Icu of 55kA at 415V, ensuring reliable performance in demanding electrical systems. The rated current (In) is 25A, with adjustable overload protection (Ir) ranging from 10A to 25A. Short-circuit protection (Isd) can be set from 1.2 to 15 times the rated current, while instantaneous short-circuit protection (Ii) ranges from 3 to 15 times In. Ground-fault protection (Ig) is also included, adjustable from 0.6 to 1 times In, with a time delay (tg) of 0.05 to 0.8 seconds. This circuit breaker provides robust protection against overloads, short circuits, and ground faults, enhancing the safety and reliability of electrical installations. It utilizes clamp connections for secure and easy installation. The 3VA2 series is known for its compact design and high performance, making it suitable for a wide range of industrial applications.