Siemens 3VA2040-6HL36-0AA0

The 3VA20 circuit breaker is designed for low voltage applications, adhering to IEC standards. It operates with a breaking capacity classified as H, providing reliable line protection with a rated current of 40A. This device features a 3-pole configuration and an electronic trip unit model ETU320, ensuring effective overload and short-circuit protection. The circuit breaker supports a rated voltage of 690V and has an impressive short-circuit breaking capacity of 85kA at 415V.

Constructed for durability, the circuit breaker has dimensions of 4.1 inches in width, 7.1 inches in height, and 4.2 inches in depth. Its IP40 protection class ensures adequate resistance against dust ingress, making it suitable for various operational environments. Notably, it is equipped with a clamp connection for the main current circuit, facilitating straightforward installation.

Other technical specifications include an overload release current setting adjustable between 16A to 40A and a short-circuit release adjustment range of up to 480A. The device can accommodate a temperature range of -25°C to 70°C during operation and has a mechanical service life rated at 25,000 operating cycles, enhancing its longevity and reliability in industrial applications.