Siemens 3RV2811-1ED10 is a three-pole Sirius 3RV2 transformer-protection circuit-breaker (Size S00) designed for transformer protection in low-voltage switchgear, featuring screw-terminal connections and IP20 front protection. It has a rated current of 4 A per pole and is certified for UL 489 and CSA C22.2 No. 5-02, aligning with common safety standards for protection devices. The unit provides a short-circuit breaking capacity up to 100 kA at 400 V, 50 Hz. Weighing roughly 0.85 lb, it is a compact, transformer-protection component within the Siemens SIRIUS 3RV2 family for industrial control applications.
