Siemens 3VA5125-5ED11-1AA0

The 3VA51 1P 25A 35KA FTFM is a low voltage molded case circuit breaker designed for reliable line protection. This unit, equipped with a thermal-magnetic trip unit, supports a 25A rating and is capable of handling a breaking capacity of 35kA at 277V and 14kA at 347V. The device includes a TM210 trip unit featuring fixed overload protection settings, with Ir set at 25A and Ii at 12 times the nominal current.

Engineered for demanding environments, this circuit breaker operates effectively at a maximum temperature of 50°C without lugs, making it suitable for naval applications. The dimensions are 1 inch wide, 5.5 inches high, and 3.7 inches deep, allowing for convenient installation in limited spaces. Additionally, it conforms to UL 489 SB standards.

With an IP40 degree of protection, the device is designed for enhanced durability and reliability. The integrated features include a built-in device fixed construction, providing a complete protection unit while offering optional top hat rail mounting. Notably, it lacks an integrated earth fault protection and under voltage release, which may be considered depending on application requirements.