Siemens 3RV2011-1BA10 Manual Motor Protector 3 Pole

Siemens 3RV2011-1BA10 is a three-pole motor protection circuit breaker (manual motor protector) in the S00 frame from the SIRIUS 3RV2 family. Designed for DIN-rail mounting in control panels, it provides overload protection for three‑phase motors up to 690 V AC. The device features a thermal‑magnetic release with an adjustable current setting from 1.4 to 2 A (A‑release), enabling precise protection tuned to the motor’s nameplate rating. Classified for Class 10 operation, it delivers fast tripping on overloads to help minimize motor damage and downtime. Rated for industrial environments, it supports operation across a temperature range from −20 °C to +60 °C. The 3RV2011-1BA10 model is typically used to safeguard small motors in applications such as pumps, fans, and conveyors, and is commonly integrated with contactors or soft starters in motor control panels to provide coordinated protection.