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This Siemens 3RV20314BA15 circuit breaker is part of the SIRIUS 3RV2 series, specifically designed for motor protection applications. It features a size S2 frame and a thermal magnetic overload release.
The breaker is rated for a maximum operating voltage of 690V AC and an operational current of 20A at 400V AC (AC-3 and AC-3e). It provides adjustable current response for overload protection from 14 to 20A, with a nominal N-release current of 260A. The trip class is CLASS 10.
It includes transverse auxiliary switches with 1 normally open (NO) and 1 normally closed (NC) contact. The breaker supports phase failure detection. Electrical endurance and mechanical service life for both main and auxiliary contacts are rated at a typical 50,000 switching cycles.
Designed for DIN rail mounting, this circuit breaker operates within an ambient temperature range of -20 to +60°C. It meets ATEX directive requirements with protection type Ex II (2) GD and carries certificate DMT 02 ATEX F 001.
| 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 14 to 20 A.
The rated operating voltage is up to 690 V.
The operational current at AC-3 and AC-3e at 400V is rated at 20 A.
This circuit breaker has a trip class of CLASS 10.
The ambient temperature during operation is between -20 and +60 °C.
Yes, it includes transverse auxiliary switches with 1 NO and 1 NC contact.
Yes, it has ATEX directive protection type Ex II (2) GD and certificate DMT 02 ATEX F 001.