3VA5222-7ED31-1AA0 SIEMENS

The 3VA5222-7ED31-1AA0 is a robust and reliable 3-pole circuit breaker from Siemens' 3VA5 UL series, designed for comprehensive line protection. This circuit breaker features a frame size of 250 and boasts a breaking capacity class C, capable of interrupting fault currents up to 100kA at 480V, ensuring electrical system safety. Equipped with a TM210 trip unit, it offers fixed thermal overload protection set at In=225A (Ir=225A), safeguarding against prolonged overcurrents. The fixed magnetic short-circuit protection (Ii=10 x In) provides instantaneous tripping in the event of high-level short circuits. This model is UL 489 certified and suitable for SB (naval) applications, indicating its compliance with stringent marine standards. It is designed to operate effectively at 50 degrees Celsius without derating. The circuit breaker is supplied without connection terminals, allowing for flexible connection options based on specific installation requirements. Its robust design and reliable performance make it suitable for diverse industrial and commercial applications. This circuit breaker provides reliable protection for electrical systems.