The Siemens 3RV6021-4CA10 circuit breaker is a professional electrical device for motor overload and short-circuit protection.
With a specification of S0 (45mm wide), its rated current (AC-3) is 22A, current setting range is 17 - 22A, breaking capacity Icu (KA) is up to 55kA, load class reaches [Tripping Class CLASS10]. It has 3 poles and no auxiliary contacts. Using screw terminals, its mechanical life and electrical life are both 100,000 times, and the maximum frame-level rated current is 40A.
As a motor protection component, it can act quickly to cut off the circuit when the motor is overloaded or short-circuited, preventing motor damage. With Siemens' excellent manufacturing process and strict quality control, this circuit breaker offers high reliability and stability, widely used in the industrial field to protect the safe operation of motors.