3VA5290-7ED31-1AA0 SIEMENS

The 3VA5290-7ED31-1AA0 is a robust 3-pole circuit breaker from Siemens, designed for reliable line protection in various electrical systems. It falls under the 3VA5 UL frame 250 category, indicating its physical size and mounting characteristics. This circuit breaker boasts a breaking capacity class C, capable of interrupting fault currents up to 100kA at 480V, ensuring safety and preventing damage to equipment. Equipped with a TM210 trip unit, it offers fixed thermal-magnetic protection with an In=90A rating for overload protection, where Ir is set at 90A. The short-circuit protection Ii is fixed at 10 times the rated current (10 x In), providing rapid response to high-level faults. This model is UL 489 SB (naval) certified, signifying its suitability for use in marine applications and compliance with stringent safety standards. It is designed to operate effectively at 50 degrees Celsius without derating. Note that this circuit breaker is supplied without connection terminals, allowing for flexible connection options based on specific installation requirements. This feature enables customization and compatibility with diverse wiring configurations.