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The Siemens 3RV20214BA10 is a robust circuit breaker engineered for reliable motor protection. This S0-sized device operates with a CLASS 10 trip class, ensuring appropriate protection for motors under various load conditions. It features an adjustable current response value ranging from 13 to 20 Amperes and a non-delayed short-circuit release set at 260 Amperes.
With a rated voltage of up to 690V and a breaking capacity of 100 kA at 240V, this circuit breaker is suitable for demanding industrial applications. It is designed for DIN rail mounting and utilizes screw terminals for secure connections. The device also includes phase failure detection for enhanced operational safety.
Additional technical data includes a power loss of 10.5W at AC in hot operating state and an insulation voltage of 690V. The operating temperature range is -20 to +60 °C, making it suitable for a variety of environments. The ATEX certification (Ex II (2) GD) indicates its suitability for use in potentially explosive atmospheres.
The operating voltage is 20 to 690 V AC at 50/60 Hz, with a rated insulation voltage of 690 V and surge voltage resistance of 6 kV.
The circuit breaker mounts on DIN rail and uses screw terminal connections.
During operation, the ambient temperature range is -20 to +60 °C. Storage and transport range is -50 to +80 °C.
The adjustable current response value for the overload release is 13 to 20 A.
The fixed short-circuit release is 260 A.
Yes, phase failure detection is included.