3VA2716-6AB03-0AA0 SIEMENS

The 3VA2716-6AB03-0AA0 is a robust, fixed-mounted molded case circuit breaker from Siemens, designed for reliable circuit protection. Featuring a frame size of 1600, this 3-pole breaker is equipped with an ETU320 electronic trip unit, offering LI (Long-Time and Instantaneous) protection functions. The rated current (In) is 1600A, adjustable via a rotary coding switch within a range of Ir=640...1600A. The instantaneous tripping current (Ii) can be set from 1.5 to 15 times the rated current. An optional, adjustable neutral conductor protection feature is available with an external current transformer. This model boasts a high breaking capacity (Icu) of 85kA at 415V, ensuring effective protection against short-circuit currents. It includes 4 auxiliary switches and a trip alarm switch S24 for enhanced monitoring and control. The breaker comes with a nut keeper kit for secure installation and does not include communication capabilities or measurement functions. Additional features include mechanical signaling, and it is configured without a second auxiliary release or a first auxiliary release, and without an additional alarm switch assembly.