Siemens 3VA2063-5KP42-0AA0

The 3VA20 circuit breaker is designed for low voltage applications, specifically featuring a 4-pole configuration and an electronic trip unit. It provides a rated current of 63A and operates with a medium breaking capacity (Class M), ensuring effective line protection.

Notably, the device supports a rated short-circuit breaking capacity of 55 kA at 415V and 2 kA at 690V. The integrated ETU850 trip unit includes an LCD display for metering, offering overload protection up to 63A with adjustable settings for current release between 25A and 63A. Short-circuit protection is also adjustable, with settings ranging from 0.6 to 10 times the rated current.

Dimensions of the unit are 5.5 inches in width, 7.1 inches in height, and 4.2 inches in depth, making it suitable for various installations. The device is designed for fixed built-in applications, with options for DIN rail mounting. It is equipped with a front-side main current circuit connection and does not include integrated earth fault protection.

Furthermore, the circuit breaker features a nut keeper for secure connections, enhancing reliability during operation. The IP40 degree of protection ensures adequate safeguarding against dust ingress, contributing to the device's durability.