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The Siemens 3RV24214BA20 is a size S0 circuit breaker specifically designed for transformer protection applications. It utilizes a thermal magnetic release with an adjustable current response value ranging from 13 to 20 Amps, and an instantaneous trip unit set at 325 Amps.
This 3-pole circuit breaker operates at a rated voltage of up to 690V AC and has a rated operational current of 20A at 400V. It offers a breaking capacity of up to 55 kA at 400V. The device is suitable for standard switching capacity applications and features phase failure detection.
Designed for easy installation, the 3RV24214BA20 is mountable on a DIN rail. It has a mechanical service life of up to 100,000 switching cycles and an electrical endurance of typically 100,000 cycles. The operating temperature range is -20 to +60 °C.
Key technical data includes a power loss of 10.5W in hot operating state, a surge voltage resistance of 6 kV, and shock resistance according to IEC 60068-2-27 of 25g / 11 ms.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The adjustable current response value for the current-dependent overload release is between 13 and 20 Amps.
The rated operating voltage for this circuit breaker is up to 690V AC.
This circuit breaker is designed for DIN Rail mounting.
The trip class for this circuit breaker is CLASS 10.
Yes, the circuit breaker is equipped with phase failure detection.
The ambient temperature during operation is between -20 °C and +60 °C.