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This Siemens 3RV21314WA10 circuit breaker is part of the SIRIUS 3RV2 series, designed for motor protection applications. It offers a thermal magnetic overload relay function with an adjustable current response value ranging from 42 to 52 Amps, and a trip class of CLASS 10.
The breaker is rated for a maximum operating voltage of 690V AC and has a rated operational current of 52A at AC-3 and AC-3e at 400V. It provides a high short-circuit breaking capacity (Icu) of up to 100 kA at 240V AC and 65 kA at 400V AC.
Featuring phase failure detection, this circuit breaker is suitable for demanding environments, operating within an ambient temperature range of -20°C to +60°C. It is designed for DIN rail mounting and has a mechanical and electrical endurance of 50,000 switching cycles.
Key electrical specifications include a power loss of 24.5W at rated current in hot operating state and a surge voltage resistance of 6 kV. The breaker also includes auxiliary switch capabilities.
| 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 42 to 52 A.
The maximum operating voltage for this circuit breaker is 690 V.
This circuit breaker has a trip class of CLASS 10.
This circuit breaker supports DIN rail mounting.
The operating ambient temperature range for this circuit breaker is -20 to +60 °C.
Yes, this circuit breaker features phase failure detection.
The maximum short-circuit breaking capacity (Icu) at 400V AC is 65 kA, and the operating short-circuit breaking capacity (Ics) at 400V AC is 30 kA.