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The Siemens 3RV20211EA20 is a robust circuit breaker from the SIRIUS 3RV2 series, specifically engineered for motor protection applications. This device offers a 3-pole configuration and utilizes a thermal magnetic trip mechanism with an adjustable current response value ranging from 2.8 to 4 A. It adheres to CLASS 10 trip class standards, ensuring reliable protection against overloads and short circuits.
With a rated operational voltage of up to 690 V and a maximum breaking capacity of 100 kA at 400 V, this circuit breaker is suitable for demanding industrial environments. It supports a wide operating frequency of 50 to 60 Hz and features phase failure detection for enhanced safety. The breaker is designed for DIN rail mounting, facilitating easy integration into control panels.
Key technical data includes a rated operational current of 4 A, with specific ratings for AC-3 and AC-3e applications. Power loss is minimal, rated at 7.25 W in hot operating state. The device also boasts a mechanical and electrical endurance of typically 100,000 switching cycles, highlighting its durability. Environmental conditions during operation range from -20 to +60 °C, with humidity tolerance between 10% and 95%.
Compliance certifications include ATEX and IECEx, indicating suitability for potentially explosive atmospheres. The Siemens 3RV20211EA20 is a reliable choice for safeguarding motor circuits against electrical faults.
| 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 overload release is 2.8 to 4 A.
The rated operating voltage is 20 to 690 V, with a maximum rated operating voltage of 690 V for AC-3 and AC-3e.
The trip class is CLASS 10.
Yes, it features phase failure detection.
It is designed for DIN rail mounting.