3VA5135-4EC31-1AA0 SIEMENS

The 3VA5135-4EC31-1AA0 is a robust 3-pole circuit breaker from Siemens, designed for reliable line protection in various electrical systems. This circuit breaker falls under the 3VA5 UL frame, with a frame size of 125, making it suitable for applications requiring a compact yet powerful solution. It boasts a breaking capacity class S, capable of interrupting fault currents up to 25kA at 480V, ensuring safety and preventing damage to connected equipment. Equipped with a TM230 trip unit, it offers comprehensive protection with fixed thermal-magnetic settings (FTAM). The rated current (In) is 35A, with overload protection (Ir) fixed at 35A to prevent prolonged overcurrent conditions. The short-circuit protection (Ii) is adjustable between 5 to 10 times the rated current (In), providing flexibility to adapt to different load characteristics. This circuit breaker is UL 489 certified, meeting stringent safety standards for use in North American markets. It is also suitable for SB (naval) applications and can operate reliably at 50 degrees Celsius without derating. Note that this model is supplied without connection terminals.