Siemens 3VA2040-7JP36-0AA0

The 3VA20 3P 40A 110KA ETU5-LSI BOX Circuit Breaker is designed for low voltage applications, featuring a robust electronic trip unit (ETU550) with an LCD display and high breaking capacity classified as Class C. It is capable of handling a rated permanent current of 40 A and has a short-circuit breaking capacity of 110 kA at 415V, suitable for demanding electrical environments.

This device operates within a rated voltage of up to 690 V and can accommodate a variety of protection settings, including overload protection adjustable from 16 A to 40 A, and short-circuit protection settings between 0.6 to 10 times the rated current (In). The circuit breaker is equipped with a frame clamp for the main electrical connection, with front-side positioning.

Its dimensions are 4.1 x 7.1 x 4.2 inches, and it supports optional DIN rail mounting. The device is constructed as a built-in device utilizing fixed built-in techniques, ensuring reliability in operation. Notably, it includes protection against short-circuit conditions with an adjustment range for undelayed release set at 60 A and short-term delayed release set at 24 A.