Siemens 3RV1121-1EA10 Motor Protection Circuit Breaker S0 Class 10

The motor protection circuit breaker S0 Class 10, also known as motor protection device or power circuit breaker, from Siemens with type number 3RV1121-1EA10 is an electrical module for protecting electric motors. It is designed in size S0 and offers motor protection of Class 10. The device features an overload relay function (A-release) with an adjustment range of 2.8 to 4 A, as well as a short-circuit release. It has the dimensions 10 x 10 x 4 cm and weighs 0.45 kg. Motor protection circuit breakers serve to protect electric motors from overload, short circuit, and phase failure by automatically interrupting the current flow in impermissible operating conditions. Typical applications are found in drive technology, mechanical engineering for protecting pumps, fans, conveyor systems, and compressors, as well as in general industrial plants.

Circuit breaker size S0 for motor protection CLASS 10 with overload relay function A-release 2.8...4 A. Short-circuit release.