Schneider Electric BRS39BWS0571
MPNBRS39BWS0571
Active
3-phase stepper motor - 6.78 Nm - shaft Ø 12mm
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jun 2026
Specifications
| Parameter | Value |
|---|---|
| Motor type | 3-phase stepper motor |
| Feedback type | Single turn encoder |
| Type of cooling | Natural convection |
| Product or component type | Motion control motor |
| Supply voltage limits | 230 V AC 325 V DC |
| Current | 2.25 A |
| Maximum starting frequency | 5.3 kHz |
| Number of motor poles | 6 |
| IP degree of protection | IP41 shaft bushing: conforming to IEC 60034-5 IP56 total except shaft bushing: conforming to IEC 60034-5 |
| Mounting support | Flange |
| Mounting holes diameter | 6.5 mm |
| Number of mounting holes | 4 |
All specifications
| Parameter | Value |
|---|---|
| Circle diameter of the mounting holes | 98.99 mm |
| Relative humidity | 15...85 % without condensation |
| Operating altitude | <= 1000 m without power derating |
| Vibration resistance | 20 m/s² maximum A conforming to IEC 60034-14 |
| Centring collar depth | 2 mm |
| Standards | IEC 50347 IEC 60072-1 |
| Length | 128 mm |
| Resistance | 6.5 Ohm (winding) |
| Resolution | 1000 points/turn 1.8 °, 0.9 °, 0.72 °, 0.36 °, 0.18 °, 0.09 °, 0.072 °, 0.036 ° 200, 400, 500, 1000, 2000, 4000, 5000, 10000 steps |
| Rotor inertia | 3.3 kg.cm² |
| Time constant | 10 ms |
| Accuracy error | +/- 6 arc min |
| Holding torque | 6 N.m |
| Device short name | BRS3 |
| Motor flange size | 85 mm |
| Peak stall torque | 6 N.m |
| Temperature class | F winding conforming to IEC 60034-1 |
| Angular acceleration | 200000 rad/s² |
| Service life in hours | 20000 h (bearing) |
| Maximum axial force fa | 175 N (tensile force) 30 N (force pressure) |
| Continuous stall torque | 6 N.m |
| Maximum radial force fr | 110 N (first shaft end) 50 N (second shaft end) |
| Centring collar diameter | 73 mm |
| Maximum mechanical speed | 3000 rpm |
| Speed feedback resolution | 10000 points/turn |
| Ambient air temperature for storage | -25...70 °C |
| Ambient air temperature for operation | -25...40 °C |
MPN
BRS39BWS0571