Siemens SIRIUS S2 motor protection circuit breaker
3RV2031-4XA10
SIRIUS S2 motor protection circuit breaker, 49–59 A adjustable thermal setting, class 10, screw terminals.
- Frame size
- S2
- Current setting range
- 49–59 A

Product specification
3RV2031-4XA10
SIRIUS S2 motor protection circuit breaker, 49–59 A adjustable thermal setting, class 10, screw terminals.
Dimensions & specifications
Choose the setting range to suit the motor nameplate current.
Accessories & related parts
3RV2031-4XA10 — specifications & documents
SIRIUS S2 motor protection circuit breaker, 49–59 A adjustable thermal setting, class 10, screw terminals.
| Thermal setting range | 49–59 A |
|---|---|
| Trip class | 10 |
| Size | S2 |
| Connection | Screw terminals |
| Instantaneous release | 845 A |
Related parts
- 3RV2901-1A SIRIUS auxiliary switch, 1 NO + 1 NC, left side mounting, screw terminals. For 3RV2 motor protection circuit breakers, sizes S00–S3.
- 3RV2901-1E SIRIUS auxiliary switch, 1 NO + 1 NC, front / transverse mounting, screw terminals. For 3RV2 motor protection circuit breakers, sizes S00–S3.
- 3RV2901-1B SIRIUS auxiliary switch, 2 NO, left side mounting, screw terminals. For 3RV2 sizes S00–S3.
- 3RV2901-1C SIRIUS auxiliary switch, 2 NC, left side mounting, screw terminals. For 3RV2 sizes S00–S3.
- 3RV2901-1D SIRIUS auxiliary switch, 1 CO, front / transverse mounting, screw terminals. For 3RV2 sizes S00–S3.
- 3RV2901-1F SIRIUS auxiliary switch, 2 NO, front / transverse mounting, screw terminals. For 3RV2 sizes S00–S3.
- 3RV2926-1B SIRIUS door-coupling rotary operating mechanism, grey, 130 mm shaft, for 3RV2 sizes S00–S3.
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- 3RV2926-1C SIRIUS door-coupling rotary operating mechanism, red / yellow, 130 mm shaft, for 3RV2 sizes S00–S3.
- 3RV2926-1L SIRIUS door-coupling rotary operating mechanism, red / yellow, 330 mm shaft, for 3RV2 sizes S00–S3.
- 3RV2902-1AB4 SIRIUS undervoltage release, 24 V DC, right-side mounting for 3RV2 sizes S00–S3.
- 3RV2902-1AP0 SIRIUS undervoltage release, 230 V AC 50 Hz / 240 V AC 60 Hz, right-side mounting for 3RV2 sizes S00–S3.
- 3RV2902-1DB0 SIRIUS shunt release, 20–24 V AC, 50/60 Hz continuous duty or 20–70 V AC/DC for maximum 5 seconds, right-side mounting for 3RV2 sizes S00–S3.
- 3RV2902-1DP0 SIRIUS shunt release, 210–240 V AC, 50/60 Hz continuous duty or 190–330 V AC/DC for maximum 5 seconds, right-side mounting for 3RV2 sizes S00–S3.
- 3RV1935-1A SIRIUS three-phase busbar for 2 screw-terminal S2 motor protection breakers, 55 mm pitch, 108 A.
- 3RV1935-1B SIRIUS three-phase busbar for 3 screw-terminal S2 motor protection breakers, 55 mm pitch, 108 A.
- 3RV1935-1C SIRIUS three-phase busbar for 4 screw-terminal S2 motor protection breakers, 55 mm pitch, 108 A.
- 3RV1935-3A SIRIUS three-phase busbar for 2 screw-terminal S2 motor protection breakers, 75 mm pitch, 108 A.
- 3RV1935-3B SIRIUS three-phase busbar for 3 screw-terminal S2 motor protection breakers, 75 mm pitch, 108 A.
- 3RV1935-3C SIRIUS three-phase busbar for 4 screw-terminal S2 motor protection breakers, 75 mm pitch, 108 A.
