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The Siemens 3RV20314SB10 is a size S2 circuit breaker specifically designed for motor protection applications. It features a thermal magnetic overload release with an adjustable current response range of 9.5 to 14 Amperes.
This circuit breaker operates at a rated voltage of up to 690V and has a rated operational current of 14A at AC-3 and AC-3e conditions at 400V. It provides phase failure detection and has a trip class of 20. The breaking capacity at 400V is 65 kA for Icu and 30 kA for Ics.
With a mechanical service life of 50,000 switching cycles for both main and auxiliary contacts, and an electrical endurance of 50,000 cycles, this circuit breaker is built for durability. It is designed for DIN rail mounting and features a rotary actuator type. The operating ambient temperature range is -20 to +60 °C.
| 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 9.5 to 14 A.
The rated operating voltage is up to 690 V.
The operational current at AC-3 at 400 V is 14 A.
The trip class is Class 20.
Yes, it features phase failure detection.
It is designed for DIN rail mounting.