Siemens 3VA2163-8JP42-0AA0

The 3VA21 4P 63A 150KA ETU5-LSI NUT encapsulates advanced protection technology with its IEC molded case circuit breaker design. This device operates at a rated voltage of 690 V and is equipped with a high breaking capacity classified as Class L, ensuring reliable operation even under extreme conditions.

With a current rating of 63A, this 4-pole circuit breaker is well-suited for line protection applications. The electronic trip unit, designated as ETU550, provides precise overload protection with an adjustable release current setting ranging from 25A to 63A. Additionally, the short-circuit protection features an adjustable delay with settings from 0.6 to 10 times the rated current, accommodating various operational requirements.

Dimensions of the device are 5.5 x 7.1 x 4.2 inches, and it is designed for front-side connection for the main current circuit. This circuit breaker also supports DIN rail mounting, providing flexibility in installation. Notably, the device includes a lug terminal connection with a nut keeper kit, enhancing its utility and installation efficiency.

Further technical specifications include an IP40 protection degree, ensuring adequate resistance to dust and water ingress, while the device’s construction allows for a fixed built-in technique, reinforcing its durability.