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The Siemens 3RV21214AA10 is a motor protection circuit breaker in size S0, offering a thermal magnetic trip class of 10. It is designed for motor protection with an overload relay function and features a phase failure detection capability.
The main circuit specifications include 3 poles, an adjustable current response value of 10 to 16 A, and a rated operating voltage of up to 690 V. The operational current at AC-3 and AC-3e at 400 V is 16 A, with corresponding operating power ratings. The breaker also has a maximum breaking capacity of 100 kA at 240 V AC.
This circuit breaker is suitable for DIN rail mounting and has a rotary actuator type. It operates within an ambient temperature range of -20 to +60 °C. The device is compliant with RoHS3 standards and has an MSL of 1.
Key technical data includes a mechanical service life of 100,000 switching cycles for both main and auxiliary contacts, and an electrical endurance of 100,000 switching cycles. It has a power loss of 9.25 W at AC in hot operating state.
| 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 10 to 16 A.
The rated operating voltage is 20 to 690 V.
The trip class is CLASS 10.
The operating ambient temperature is -20 to +60 °C.
Yes, it features phase failure detection.
The breaking capacity at AC at 400 V is 55 kA.
