Siemens 3VA2125-7KP46-0AA0

The 3VA21 molded case circuit breaker is designed for low voltage applications and complies with IEC standards. It incorporates an electronic trip unit, ETU850, featuring metering capabilities. The device has a high breaking capacity classified as Class C, with an Icu rating of 110kA at 415V and 2.5kA at 690V, ensuring effective protection against short circuits.

With dimensions of 5.5 inches in width, 7.1 inches in height, and 4.2 inches in depth, this circuit breaker is suitable for various applications. The overload protection is adjustable, ranging from 10A to 25A, with short-circuit protection set between 0.6 to 10 times the rated current, and an instantaneous setting between 1.5 to 12 times the rated current. The device utilizes a frame clamp for electrical connections, positioned on the front side.

Additional features include compatibility with DIN rail mounting and a degree of protection rated at IP40, making it suitable for a range of environments. The circuit breaker is constructed as a built-in device and includes a complete device with a protection unit, although it does not feature integrated earth fault protection or under voltage release.