3VA5212-7EC31-0AA0 SIEMENS

The 3VA5212-7EC31-0AA0 is a robust 3-pole circuit breaker from Siemens, designed for reliable line protection in industrial and commercial applications. This UL-listed breaker falls under frame size 250 and boasts a breaking capacity class C, capable of interrupting fault currents up to 100kA at 480V. Equipped with a TM230 trip unit, it provides comprehensive protection against overloads and short circuits. The overload protection (Ir) is fixed at 125A, ensuring precise response to sustained overcurrent conditions. For short-circuit protection, the instantaneous tripping current (Ii) is adjustable between 5 and 10 times the rated current (In), offering flexibility in tailoring the protection to specific load requirements. This breaker is ideally suited for applications demanding high interrupting capacity and adjustable short-circuit protection. It provides a dependable solution for safeguarding electrical systems against potential damage from overloads and short circuits. The absence of a connection mechanism allows for versatile installation options based on specific application needs. Its robust design and comprehensive protection features make it a reliable choice for critical power distribution systems.