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The Siemens 3RV20211AA25 is a size S0 circuit breaker specifically designed for motor protection applications. It operates with a thermal magnetic trip mechanism and offers an adjustable current response value ranging from 1.1 to 1.6 A, with a nominal operational current of 1.6 A.
This circuit breaker is rated for a voltage of up to 690 V and operates at frequencies of 50 to 60 Hz. It includes protective functions such as phase failure detection and is built with a standard switching capacity. The device supports DIN rail mounting for easy installation.
Key electrical specifications include a power loss of 7.25 W at AC in hot operating state and a maximum short-circuit current (Icu) of 100 kA at 240 V. It also features auxiliary contacts, including 1 NO and 1 NC, with specified operational currents for AC-15 and DC-13 ratings.
The ambient operating temperature range is -20 to +60 °C, with storage and transport temperatures ranging from -50 to +80 °C. The circuit breaker is compliant with ATEX directive 2014/34/EU, carrying the type of protection Ex II (2) GD and certificate DMT 02 ATEX F 001.
| 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 between 1.1 and 1.6 A.
The rated operating voltage is up to 690 V.
The trip class is CLASS 10.
Yes, it includes phase failure detection.
It is designed for DIN rail mounting.
The ambient temperature during operation is between -20 and +60 °C.