3VA5215-0BB31-0AA0 SIEMENS

The 3VA5215-0BB31-0AA0 from Siemens is a robust molded case circuit breaker designed for reliable line protection in industrial and commercial applications. This 3-pole circuit breaker is part of the 3VA5 UL frame series, offering a frame size of 250. It boasts a maximum short-circuit breaking capacity (Icu) of 65kA at 480V, ensuring effective protection against high-fault currents. The MCS110 trip unit provides precise and dependable line protection. The circuit breaker has a rated current (In) of 150A, suitable for a variety of electrical loads. Notably, this model does not include overload protection, relying on its short-circuit protection capabilities. It features self-protection with an instantaneous trip setting (Ii) fixed at 16 times the rated current (16 x In). This configuration allows for rapid disconnection during short-circuit events. The 3VA5215-0BB31-0AA0 is supplied without connection terminals, providing flexibility in installation and wiring configurations. It is engineered to meet UL standards, ensuring compliance with safety and performance requirements.