3VA5210-7ED31-1AA0 SIEMENS

The 3VA5210-7ED31-1AA0 is a robust 3-pole circuit breaker from Siemens, designed for reliable line protection in industrial and commercial applications. This UL 489 certified breaker falls under frame size 250 and boasts a high breaking capacity class C, capable of interrupting fault currents up to 100kA at 480V. Equipped with a TM210 trip unit, it offers fixed thermal-magnetic (FTFM) protection characteristics. The breaker's rated current (In) is 100A, with overload protection (Ir) set at a fixed value of 100A. Instantaneous short-circuit protection (Ii) is configured at 10 times the rated current (10 x In), ensuring rapid response to short-circuit events. This model is specifically designed and approved for shipboard (SB) applications, adhering to stringent naval standards. It maintains optimal performance even at elevated ambient temperatures of up to 50 degrees Celsius. Note that this particular model is supplied without connection terminals, allowing for flexible customization based on specific installation requirements. This circuit breaker provides a dependable solution for safeguarding electrical systems against overloads and short circuits.