3VA5270-7EC31-0AA0 SIEMENS

The 3VA5270-7EC31-0AA0 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 high 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 overload and short-circuit conditions. The fixed overload protection (Ir) is set at 70A, ensuring precise response to sustained overcurrents. For short-circuit protection, the instantaneous trip (Ii) is adjustable between 5 to 10 times the rated current (In), offering flexibility to match specific application requirements. This model is specifically designed without connection terminals, allowing for customized wiring solutions based on the installation needs. The FTAM functionality enhances its performance in demanding environments. This circuit breaker ensures the safety and reliability of electrical systems by preventing damage from overloads and short circuits. Its robust design and high breaking capacity make it suitable for a wide range of applications.