3VA5212-7ED31-1AA0 SIEMENS

The 3VA5212-7ED31-1AA0 is a robust and reliable 3-pole circuit breaker from Siemens' 3VA5 UL series, designed for optimal line protection. This model falls under frame size 250 and boasts a breaking capacity class C, capable of handling 100kA at 480V, ensuring effective protection against overcurrents and short circuits. Equipped with a TM210 trip unit, it offers fixed thermal overload protection set at Ir=125A, safeguarding connected equipment from prolonged overloads. The fixed short-circuit protection, Ii=10 x In, provides rapid response to high-level fault currents, minimizing potential damage. This circuit breaker is UL 489 certified and specifically designed for SB (naval) applications, meeting stringent requirements for marine environments. It is rated for operation at 50 degrees Celsius without derating, ensuring consistent performance in demanding conditions. Note that this model is supplied without connection terminals, allowing for flexible installation options based on specific application needs. The 3VA5212-7ED31-1AA0 offers a dependable solution for circuit protection in diverse industrial and commercial settings. Its robust design and compliance with UL standards make it a trusted choice for critical applications.