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This Siemens 3RV20214CA40 is a size S0 circuit breaker from the SIRIUS 3RV2 series, specifically designed for motor protection applications. It features a thermal magnetic overload release with an adjustable current response value ranging from 16 to 22 A, and a trip class of CLASS 10.
The circuit breaker operates with a rated voltage of up to 690 V and has an operational current rating of 22 A at 400 V (AC-3 and AC-3e). It provides robust protection with a maximum breaking capacity (Icu) of 55 kA at 400 V and an operating short-circuit current capacity (Ics) of 25 kA at 400 V.
Key electrical specifications include a rated insulation voltage of 690 V and a surge voltage resistance of 6 kV. The device supports a standard operating frequency of 50 to 60 Hz. It also includes phase failure detection for enhanced safety.
Designed for easy installation, the 3RV20214CA40 features DIN rail mounting. Its mechanical and electrical endurance are rated for a typical 100,000 switching cycles. 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 operating voltage range is 20 to 690 V.
The size of the circuit breaker is S0.
Yes, it includes an auxiliary switch.
The mechanical service life is rated for 100,000 switching cycles.
The breaking capacity at 240 V is 100 kA.