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The Siemens SIRIUS 3RV2 series 3RV20214FA10 is a circuit breaker designed for motor protection. It is built with a thermal overload release and offers an adjustable current response value ranging from 34 to 40 Amps, with an instantaneous short-circuit trip unit response of 480 Amps.
This circuit breaker operates at a rated voltage of up to 690V and has a breaking capacity (Icu) of 20 kA at 400V. It features phase failure detection and is rated for CLASS 10 trip class. The device has 3 poles for the main current circuit.
Designed for DIN rail mounting, the 3RV20214FA10 is suitable for various industrial applications requiring reliable motor protection. Its mechanical and electrical endurance is rated for a typical 100,000 switching cycles, ensuring long-term operational stability.
The operational current rated value is 40 A, and the adjustable current response value for the overload release is 34 to 40 A.
The rated operating voltage is 20 to 690 V, with a maximum rated value of 690 V at AC-3.
This circuit breaker has 3 poles for the main current circuit.
It uses a thermal overload release.
The trip class is CLASS 10.
The breaking capacity (Icu) at AC at 400 V is 20 kA, and the breaking capacity (Ics) at AC at 400 V is 10 kA.
The operating ambient temperature range is -20 to +40 °C.