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This Siemens 3RV21314UA10 circuit breaker is part of the SIRIUS 3RV2 series, designed for motor protection applications. It features a size S2 frame and a thermal magnetic trip mechanism with an adjustable overload release range of 32 to 40 Amps.
The breaker is rated for a maximum operating voltage of 690V AC and has a breaking capacity (Icu) of up to 100 kA at 240V AC. It includes phase failure detection and operates with a CLASS 10 trip class, ensuring reliable protection for motors.
With a mechanical and electrical endurance of typically 50,000 switching cycles, this circuit breaker is built for durability. It is designed for DIN rail mounting and has a rotary actuator type. The operating temperature range is -20 to +60 °C.
Key electrical specifications include an operational current rating of 40A at AC-3 and AC-3e at 400V, with corresponding operating power ratings up to 18.5 kW at 400V. The instantaneous short-circuit trip unit responds at 585A.
| Qty | Low | High |
|---|---|---|
| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The operating voltage range is 20 to 690 V.
The adjustable current response value for the current-dependent overload release is 32 to 40 A.
The trip class is CLASS 10.
The maximum breaking capacity (Icu) at 400V AC is 65 kA.
The operating temperature range is -20 to +60 °C.
The RoHS status is RoHS3 Compliant.