Siemens 3VA2225-6KQ42-0AA0

The 3VA22 series circuit breaker is designed for low voltage applications, featuring a robust 250A rating and a high breaking capacity of 85kA at 415V, making it suitable for demanding line protection scenarios. This unit includes an ETU860 electronic trip unit with advanced metering capabilities, enhancing monitoring and control over electrical systems.

Configured for four poles, this circuit breaker supports overload and short-circuit protection with adjustable settings. The overload release current can be set between 100A and 250A, while the short-circuit protection features an adjustable setting range of 0.6 to 10 times the rated current. Furthermore, it incorporates integrated earth fault protection and can be equipped with a nut keeper for secure connections.

With dimensions of 5.5 x 7.1 x 4.2 inches, the device is designed for easy integration into existing systems. It is compliant with IP40 protection standards, ensuring durability in various environments. The circuit breaker features a front-side connection for the main current circuit and offers optional DIN rail mounting capabilities for versatile installation.