Siemens 3RV1011-1JA20 Molded Case Circuit Breaker

Siemens 3RV1011-1JA20 is a three-pole Sirius molded‑case motor protector/circuit breaker (size S00) intended for motor starter protection in control panels. It provides overload and short‑circuit protection for small motors and, in the N‑release variant, has a 7–10 A main current setting with a 130 A N‑release rating, class 10 thermal/magnetic trip behavior, and spring‑type (Cage Clamp) terminals for secure wiring; auxiliary contacts are not included. The device carries front IP20 protection, supports voltages up to 690 V AC, and offers an impulse voltage resistance of 6 kV, with an AIC rating of 50 kA at 400 V. Belonging to the Sirius 3RV1 family, this unit is suitable for motor protection in compact machinery such as conveyors, machine tools, and packaging equipment where space is at a premium.