The BS3246NBH2B is a 32mm slotted BLDC motor with an inner rotor and integrated Hall sensor feedback. Designed for high-precision control, it features multiple configuration options including shaft length, gear heads, encoders, and drivers. Ideal for demanding applications in medical equipment and industrial automation where accuracy, compactness, and reliability are essential.
| Parameter | Unit | BS3246NBH2B01-51-12.0 | BS3246NBH2B02-80-12.0 | BS3246NBH2B03-40-12.0 |
|---|---|---|---|---|
| Voltage | V | 12.0 | 12.0 | 12.0 |
| Terminal resistance | Ω | 2.4 | 1.5 | 3 |
| No-load speed | rpm | 5100 | 8000 | 4000 |
| No-load current | A | 0.2 | 0.2 | 0.2 |
| Stall torque | mNm | 103.5 | 108 | 103 |
| Stall current | A | 5.0 | 8.0 | 4.0 |
| Nominal torque | mNm | 24.0 | 24.0 | 24.0 |
| Nominal speed | rpm | 4000 | 6000 | 2800 |
| Nominal current | A | 1.3 | 2 | 1 |
| Max. output power | W | 14 | 22.8 | 10.8 |
| Max. efficiency | % | 64 | 70.8 | 60 |
| Back-EMF constant | mV/rpm | 2.2 | 1.5 | 2.8 |
| Torque constant | mNm/A | 21.5 | 14 | 27.0 |
| KV Value | rpm/V | 420 | 666 | 333 |
| Speed/torque gradient | rpm/mNm | 48 | 73 | 38 |
| Rotor inertia | gcm² | 26 | 26 | 26 |
| Weight | g | 130 | 130 | 130 |
| Thermal resistance housing-ambient | K/W | 16 | 16 | 16 |
| Thermal resistance winding-housing | K/W | 3.5 | 3.5 | 3.5 |
| Thermal time constant motor | s | 620 | 620 | 620 |
| Thermal time constant winding | s | 4 | 4 | 4 |
| Operating temperature range | °C | -40~+100 | -40~+100 | -40~+100 |
| Thermal class of winding | °C | 155 | 155 | 155 |
| Axial play | mm | 0.012 | 0.012 | 0.012 |
| Radial play | mm | 0.008 | 0.008 | 0.008 |
| Axial load dynamic | N | 5 | 5 | 5 |
| Axial load static | N | 80 | 80 | 80 |
| Radial load at 3 mm from mounting face | N | 29 | 29 | 29 |
| No. of pole pairs | 2 | 2 | 2 | |
| Bearings | 2 ball bearings | 2 ball bearings | 2 ball bearings | |
| Protection class | IP | 30 | 30 | 30 |
| Commutation | Hall Sensor | Hall Sensor | Hall Sensor |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | BS3246NBH2B01-51-12.0 |
|---|---|---|
| Voltage | V | 12.0 |
| Terminal resistance | Ω | 2.4 |
| No-load speed | rpm | 5100 |
| No-load current | A | 0.2 |
| Stall torque | mNm | 103.5 |
| Stall current | A | 5.0 |
| Nominal torque | mNm | 24.0 |
| Nominal speed | rpm | 4000 |
| Nominal current | A | 1.3 |
| Max. output power | W | 14 |
| Max. efficiency | % | 64 |
| Back-EMF constant | mV/rpm | 2.2 |
| Torque constant | mNm/A | 21.5 |
| KV Value | rpm/V | 420 |
| Speed/torque gradient | rpm/mNm | 48 |
| Rotor inertia | gcm² | 26 |
| Weight | g | 130 |
| Thermal resistance housing-ambient | K/W | 16 |
| Thermal resistance winding-housing | K/W | 3.5 |
| Thermal time constant motor | s | 620 |
| Thermal time constant winding | s | 4 |
| Operating temperature range | °C | -40~+100 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 5 |
| Axial load static | N | 80 |
| Radial load at 3 mm from mounting face | N | 29 |
| No. of pole pairs | 2 | |
| Bearings | 2 ball bearings | |
| Protection class | IP | 30 |
| Commutation | Hall Sensor |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | BS3246NBH2B02-80-12.0 |
|---|---|---|
| Voltage | V | 12.0 |
| Terminal resistance | Ω | 1.5 |
| No-load speed | rpm | 8000 |
| No-load current | A | 0.2 |
| Stall torque | mNm | 108 |
| Stall current | A | 8.0 |
| Nominal torque | mNm | 24.0 |
| Nominal speed | rpm | 6000 |
| Nominal current | A | 2 |
| Max. output power | W | 22.8 |
| Max. efficiency | % | 70.8 |
| Back-EMF constant | mV/rpm | 1.5 |
| Torque constant | mNm/A | 14 |
| KV Value | rpm/V | 666 |
| Speed/torque gradient | rpm/mNm | 73 |
| Rotor inertia | gcm² | 26 |
| Weight | g | 130 |
| Thermal resistance housing-ambient | K/W | 16 |
| Thermal resistance winding-housing | K/W | 3.5 |
| Thermal time constant motor | s | 620 |
| Thermal time constant winding | s | 4 |
| Operating temperature range | °C | -40~+100 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 5 |
| Axial load static | N | 80 |
| Radial load at 3 mm from mounting face | N | 29 |
| No. of pole pairs | 2 | |
| Bearings | 2 ball bearings | |
| Commutation | Hall Sensor | |
| Protection class | IP | 30 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
| Parameter | Unit | BS3246NBH2B03-40-12.0 |
|---|---|---|
| Voltage | V | 12.0 |
| Terminal resistance | Ω | 3 |
| No-load speed | rpm | 4000 |
| No-load current | A | 0.2 |
| Stall torque | mNm | 103 |
| Stall current | A | 4.0 |
| Nominal torque | mNm | 24.0 |
| Nominal speed | rpm | 2800 |
| Nominal current | A | 1 |
| Max. output power | W | 10.8 |
| Max. efficiency | % | 60 |
| Back-EMF constant | mV/rpm | 2.8 |
| Torque constant | mNm/A | 27.0 |
| KV Value | rpm/V | 333 |
| Speed/torque gradient | rpm/mNm | 38 |
| Rotor inertia | gcm² | 26 |
| Weight | g | 130 |
| Thermal resistance housing-ambient | K/W | 16 |
| Thermal resistance winding-housing | K/W | 3.5 |
| Thermal time constant motor | s | 620 |
| Thermal time constant winding | s | 4 |
| Operating temperature range | °C | -40~+100 |
| Thermal class of winding | °C | 155 |
| Axial play | mm | 0.012 |
| Radial play | mm | 0.008 |
| Axial load dynamic | N | 5 |
| Axial load static | N | 80 |
| Radial load at 3 mm from mounting face | N | 29 |
| No. of pole pairs | 2 | |
| Bearings | 2 ball bearings | |
| Commutation | Hall Sensor | |
| Protection class | IP | 30 |
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
