3VA5445-6EC61-0AA0 SIEMENS

The 3VA5445-6EC61-0AA0 is a robust and reliable UL-listed circuit breaker from Siemens, designed for comprehensive line protection in industrial and commercial applications. This 3VA5 series breaker features a Frame 600 design, ensuring high performance and durability. It boasts a Breaking Capacity Class H, capable of interrupting fault currents up to 65kA at 480V, providing exceptional protection against overcurrents and short circuits. This two-pole breaker is equipped with a TM230 trip unit, specifically configured for line protection applications. The rated current (In) is fixed at 450A, ensuring consistent and reliable performance under normal operating conditions. Notably, this model does not include overload protection (IR=450A fixed), focusing solely on short-circuit protection. The short-circuit protection (Ii) is adjustable within a range of 5 to 10 times the rated current (In), allowing for customization based on specific application requirements. This breaker is designed without a connection, providing flexibility in installation and integration with various electrical systems. The 3VA5445-6EC61-0AA0 offers a dependable solution for safeguarding electrical circuits and equipment against potentially damaging fault conditions.