Siemens 3VA2580-6HN42-0AA0

The 3VA25 circuit breaker is designed for low voltage applications, featuring a 4-pole configuration with a rated current of 800A. It offers a medium breaking capacity (class H) with an impressive rated short-circuit breaking capacity of 85kA at 415V and 35kA at 690V. The electronic trip unit, designated as ETU350, includes LSI functionality for overload protection with adjustable settings ranging from 320A to 800A.

This device is constructed for built-in applications with dimensions of 8.3 inches in width, 12.6 inches in height, and 6.1 inches in depth. The circuit breaker is equipped with a screw connection type for the main circuit, ensuring reliable electrical connectivity. Additionally, it can be mounted on a DIN rail, and it features a front-side connection point for the main current circuit.

Integrated features include a nut keeper for secure connections, while the degree of protection is rated at IP40, making it suitable for various environments. The adjustment range for the undelayed short-circuit release is set at 8000A, providing flexibility for different applications. The device does not include an integrated earth fault protection or an under voltage release.