Siemens 3RV1011-1AA15 Molded Case Circuit Breaker

Siemens 3RV1011-1AA15 is a compact three‑pole motor protection circuit breaker (size S00) designed for panel‑mounted protection of small to mid‑size motors. It provides thermal‑magnetic protection with an operating current range of 1.1 to 1.6 A and a voltage rating up to 690 V AC at 60 Hz, making it suitable for typical 230/400 V motor circuits. The device includes a transverse auxiliary contact (1 NO + 1 NC) for signaling or interlocking in control circuits and uses screw terminals for secure wiring. With a maximum motor power handling of 0.55 kW, it is well suited for protecting motors in automation lines, conveyors, and machine tools where compact, integrated protection is advantageous. The breaker is intended for DIN rail mounting and offers IP20 protection, ensuring suitability for indoor control panels. As a Siemens Sirius motor protection product, it delivers Class 10 thermal‑magnetic protection, providing reliable overload and short‑circuit protection aligned with common industrial motor applications.