Siemens 3VA2116-5JP42-0AA0

The 3VA21 4P circuit breaker is designed for low voltage applications, providing reliable line protection with a rated permanent current of 160A and a breaking capacity classified as medium (class M). Capable of handling short-circuit conditions, it offers an Icu of 55kA at 415V and 2.5kA at 690V. The electronic trip unit, ETU550, includes an LCD display and is adjustable for overload protection settings ranging from 63A to 160A.

This device features a robust construction with dimensions of 5.5 x 7.1 x 4.2 inches. It is suitable for top hat rail mounting and provides a degree of protection of IP40. The circuit breaker is equipped with a connection for the main current circuit located at the front side, and it utilizes screw connections for electrical wiring. It is important to note that it does not have integrated earth fault protection or an under voltage release.

Additionally, the device includes a special kit for nut keeper connection, ensuring secure installation. The adjustment range for the undelayed short-circuit release is set at 240A, while the short-term delayed release can be adjusted to 96A. This circuit breaker is a complete device with a built-in protection unit, making it suitable for various industrial applications.