Siemens 3VA2040-6KP42-0AA0

The 3VA20 IEC molded case circuit breaker is designed for effective line protection, featuring a 4-pole setup with a rated current of 40A and an impressive short-circuit breaking capacity of 85kA at 415V. This model incorporates the ETU850 electronic trip unit, which offers overload and short-circuit protection with adjustable settings for enhanced adaptability.

With dimensions measuring 5.5 x 7.1 x 4.2 inches, this device is suitable for various applications. It includes a connection with a lug terminal and nut keeper, facilitating straightforward installation. The circuit breaker operates at a rated voltage of 690V and is designed for a degree of protection rated at IP40, ensuring reliability in diverse environments.

Additional features include compatibility for DIN rail mounting and an adjustable short-circuit release range, providing flexibility in operational settings. Notably, it does not include an integrated earth fault protection or under-voltage release, making it essential to consider additional protective measures in specific applications. The device is constructed as a built-in device with a fixed mounting technique, ensuring stability and safety in its operational setting.