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The Siemens 3RV20210GA10 is a robust circuit breaker engineered for reliable motor protection. It features a thermal overload release with an adjustable current response value ranging from 0.45 to 0.63 A, ensuring precise protection for motors.
This breaker is built with a CLASS 10 trip class and a phase failure detection capability, enhancing operational safety. It supports a wide operating voltage range from 20 to 690 V and has a high breaking capacity of 100 kA at various voltage levels. The device is designed for DIN rail mounting and features a rotary actuator.
With a mechanical and electrical endurance of 100,000 switching cycles, the 3RV20210GA10 is built for longevity. It operates within an ambient temperature range of -20 to +60 °C and meets ATEX directive requirements for hazardous environments.
Key electrical specifications include an operational current of 0.63 A at 400 V (AC-3 and AC-3e) and various operating power ratings depending on the voltage. The breaker also includes an auxiliary switch for extended functionality.
The adjustable current response value for the current-dependent overload release is from 0.45 to 0.63 A.
The trip class is CLASS 10.
The rated operating voltage is up to 690 V.
Yes, it includes phase failure detection.
The breaking capacity (Icu and Ics) at AC at 400 V is 100 kA.
The operating temperature range is -20 to +60 °C.
It is designed for DIN rail mounting.