Siemens 3VA2116-7HM46-0AA0

The 3VA21 circuit breaker is designed for low voltage applications, featuring a 4-pole configuration and a rated permanent current of 160A. It has a high breaking capacity of 110kA at 415V, ensuring reliable protection for electrical circuits. The device incorporates an electronic trip unit (ETU330) for precise overload and short-circuit protection, adjustable between 63A and 160A for overload conditions and 1.5 to 10 times rated current for short-circuit settings.

Additionally, it includes integrated earth fault protection with an adjustment range of 0.2 to 1 times rated current. The circuit breaker is equipped with a frame clamp for electrical connection on the front side and allows for mounting on DIN rails. With an IP40 rating, it ensures adequate protection against dust and contact with foreign objects. The dimensions of the unit are 5.5 inches in width, 7.1 inches in height, and 4.2 inches in depth.