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This Siemens SIRIUS 3RV2 series circuit breaker, part number 3RV20110KA40, is specifically designed for motor protection applications. It features a thermal magnetic overload release with an adjustable current response value ranging from 0.9 to 1.25 A, and a fixed N-release of 16 A.
With a size S00 and DIN rail mounting, this breaker is suitable for standard industrial enclosures. It operates at a rated voltage of up to 690V and offers a breaking capacity of 100 kA at various voltages. The breaker includes phase failure detection and has a trip class of CLASS 10.
Environmental conditions for operation include an ambient temperature range of -20 to +60 °C and a relative humidity of 10 to 95%. The device also holds ATEX certification (Ex II (2) GD), making it suitable for use in potentially explosive atmospheres.
Key electrical specifications include a rated operational current of 1.25 A at AC-3 400V, and operating power ratings up to 0.37 kW at AC-3 400V. The mechanical and electrical endurance for the main and auxiliary contacts is typically 100,000 switching cycles.
| 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 0.9 to 1.25 A.
The circuit breaker is rated for a maximum operating voltage of 690 V.
The breaking capacity is 100 kA at AC 240V, 400V, 500V, and 690V.
The ambient temperature during operation is -20 to +60 °C.
Yes, it has ATEX certification with type of protection Ex II (2) GD and certificate DMT 02 ATEX F 001.