Siemens 3VA2225-5JQ42-0AA0

The 3VA22 circuit breaker is designed for reliable line protection, featuring a 250A rated current and a 55kA breaking capacity at 415V, ensuring effective power management in various applications. This model incorporates the ETU560 trip unit which provides advanced overload and short-circuit protection functions, classifying it under the medium breaking capacity class (M).

With dimensions of 5.5 x 7.1 x 4.2 inches, it is engineered for a compact installation. The device is suitable for front terminal electrical connections and supports mounting on a DIN rail. It provides adjustable settings for overload and ground-fault protection, crucial for maintaining system integrity in diverse operational environments.

In terms of environmental resilience, the circuit breaker operates effectively within a temperature range of -25 °C to 70 °C and meets IP40 protection class standards. Notably, it has a mechanical lifespan of 25,000 operating cycles and an electrical endurance of 12,000 cycles at AC-1, ensuring longevity and durability in demanding electrical systems. The circuit breaker is compliant with IEC standards and features a communication function to enhance system integration.