Siemens 3VA2125-7KQ32-0AA0

The 3VA21 3P 25A 110KA ETU8-LSIG NUT is an IEC molded case circuit breaker designed for low voltage applications. It is housed in a 3VA21 frame and is characterized by its very high breaking capacity classified as Class C. The device supports a rated current of 25A and demonstrates a rated short-circuit breaking capacity (Icu) of 110kA at 415V, while also maintaining a capacity of 2.5kA at 690V.

Equipped with the ETU860 electronic trip unit, this circuit breaker offers advanced protection features including metering, overload protection, and short-circuit protection. The overload release current can be set between 10A and 25A, while the short-circuit release is adjustable with options for immediate or delayed activation based on specific requirements.

Designed for ease of installation, it features a front-side connection for the main current circuit and can be mounted on a DIN rail. The degree of protection is rated at IP40. This device also integrates earth fault protection, enhancing safety in electrical installations.

Dimensions of the circuit breaker are 4.1 inches in width, 7.1 inches in height, and 4.2 inches in depth, providing a compact solution for various applications.