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The Siemens SIRIUS 3RV20314UB10 is a motor protection circuit breaker designed for reliable operation in demanding industrial environments. This device features a size S2 form factor and a 3-pole configuration, suitable for protecting electric motors. It provides an adjustable current response value for overload protection, ranging from 32A to 40A, with a thermal overload release type.
The circuit breaker is rated for a maximum operating voltage of 690V and has a breaking capacity of up to 100 kA at 240V. It includes phase failure detection and a trip class of 20. The device is designed for DIN rail mounting, facilitating easy installation in control panels and electrical enclosures. With a mechanical and electrical endurance of 50,000 switching cycles, it ensures long-term operational reliability.
Additional technical data includes a power loss of 20W at rated current and an operating temperature range of -20°C to +60°C. The circuit breaker also supports auxiliary switch functionality and is compatible with S2 size contactors for combined applications. Its robust design and comprehensive protection features make it suitable for various motor control applications.
| 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 32 to 40 A.
The rated operating voltage is 690 V.
The trip class is Class 20.
Yes, it includes phase failure detection.
The mounting type is DIN Rail.
The ambient temperature during operation is -20 to +60 °C.