| Characteristics | 2554N9C2B03-51-12.0 | 2554N9C2B04-82-24.0 | 2554N9C2B02-93-24.0 |
|---|---|---|---|
| Voltage | 12.0 V | 24.0 V | 24.0 V |
| Terminal resistance | 1.92 Ω | 3.1 Ω | 2.5 Ω |
| No-load speed | 5100 rpm | 8200 rpm | 9300 rpm |
| No-load current | 20 mA | 35 mA | 65 mA |
| Stall torque | 139.5 mNm | 214.4 mNm | 233.4 mNm |
| Stall current | 6250 mA | 7740 mA | 9600 mA |
| Nominal torque | 42.0 mNm | 32.4 mNm | 28.0 mNm |
| Nominal speed | 3560 rpm | 6960 rpm | 8180 rpm |
| Nominal current | 1900 mA | 1200 mA | 1210 mA |
| Max. output power | 18.6 W | 46.1 W | 56.9 W |
| Max. efficiency | 89 % | 87 % | 84 % |
| Back-EMF constant | 2.3 mV/rpm | 2.9 mV/rpm | 2.6 mV/rpm |
| Torque constant | 22.4 mNm/A | 27.8 mNm/A | 24.5 mNm/A |
| Speed/torque gradient | 36.6 rpm/mNm | 38.3 rpm/mNm | 39.8 rpm/mNm |
| Rotor inertia | 14.2 g·cm² | 14.2 g·cm² | 14.2 g·cm² |
| Weight | 120 g | 120 g | 120 g |
| Thermal resistance housing-ambient | 10.8 K/W | 10.8 K/W | 10.8 K/W |
| Thermal resistance winding-housing | 4 K/W | 4 K/W | 4 K/W |
| Thermal time constant motor | 284 s | 284 s | 284 s |
| Thermal time constant winding | 157 s | 157 s | 157 s |
| Operating temperature range | -20~+120 | -20~+120 | -20~+120 |
| Thermal class of winding | 120 °C | 120 °C | 120 °C |
| Axial play | 0.02~0.15 | 0.02~0.15 | 0.02~0.15 |
| Radial play | 0.025 mm | 0.025 mm | 0.025 mm |
| Axial load dynamic | 20 N | 20 N | 20 N |
| Axial load static | 60 N | 60 N | 60 N |
| Radial load at 3 mm from mounting face | 40 N | 40 N | 40 N |
| No. of pole pairs | 1 | 1 | 1 |
| Bearings | 2 ball bearings | 2 ball bearings | 2 ball bearings |
| Commutator | metal 9 segments | metal 9 segments | metal 9 segments |
| Protection class | 20 IP | 20 IP | 20 IP |
Applications
medical equipment and devices
healthcare products
automotive
robotics
industrial automation
| Specification | 2554N9C2B03-51-12.0 |
|---|---|
| Voltage | 12.0 V |
| Terminal resistance | 1.92 Ω |
| No-load speed | 5100 rpm |
| No-load current | 20 mA |
| Stall torque | 139.5 mNm |
| Stall current | 6250 mA |
| Nominal torque | 42.0 mNm |
| Nominal speed | 3560 rpm |
| Nominal current | 1900 mA |
| Max. output power | 18.6 W |
| Max. efficiency | 89 % |
| Back-EMF constant | 2.3 mV/rpm |
| Torque constant | 22.4 mNm/A |
| Speed/torque gradient | 36.6 rpm/mNm |
| Rotor inertia | 14.2 g·cm² |
| Weight | 120 g |
| Thermal resistance housing-ambient | 10.8 K/W |
| Thermal resistance winding-housing | 4 K/W |
| Thermal time constant motor | 284 s |
| Thermal time constant winding | 157 s |
| Operating temperature range | -20~+120 °C |
| Thermal class of winding | 120 °C |
| Axial play | 0.02~0.15 mm |
| Radial play | 0.025 mm |
| Axial load dynamic | 20 N |
| Axial load static | 60 N |
| Radial load at 3 mm from mounting face | 40 N |
| No. of pole pairs | 1 |
| Bearings | 2 ball bearings |
| Commutator | metal 9 segments |
| Protection class | 20 IP |
Applications
medical equipment and devices
healthcare products
automotive
robotics
industrial automation
| Specification | 2554N9C2B04-82-24.0 |
|---|---|
| Voltage | 24.0 V |
| Terminal resistance | 3.1 Ω |
| No-load speed | 8200 rpm |
| No-load current | 35 mA |
| Stall torque | 214.4 mNm |
| Stall current | 7740 mA |
| Nominal torque | 32.4 mNm |
| Nominal speed | 6960 rpm |
| Nominal current | 1200 mA |
| Max. output power | 46.1 W |
| Max. efficiency | 87 % |
| Back-EMF constant | 2.9 mV/rpm |
| Torque constant | 27.8 mNm/A |
| Speed/torque gradient | 38.3 rpm/mNm |
| Rotor inertia | 14.2 g·cm² |
| Weight | 120 g |
| Thermal resistance housing-ambient | 10.8 K/W |
| Thermal resistance winding-housing | 4 K/W |
| Thermal time constant motor | 284 s |
| Thermal time constant winding | 157 s |
| Operating temperature range | -20~+120 °C |
| Thermal class of winding | 120 °C |
| Axial play | 0.02~0.15 mm |
| Radial play | 0.025 mm |
| Axial load dynamic | 20 N |
| Axial load static | 60 N |
| Radial load at 3 mm from mounting face | 40 N |
| No. of pole pairs | 1 |
| Bearings | 2 ball bearings |
| Commutator | metal 9 segments |
| Protection class | 20 IP |
Applications
medical equipment and devices
healthcare products
automotive
robotics
industrial automation
| Specification | 2554N9C2B02-93-24.0 |
|---|---|
| Voltage | 24.0 V |
| Terminal resistance | 2.5 Ω |
| No-load speed | 9300 rpm |
| No-load current | 65 mA |
| Stall torque | 233.4 mNm |
| Stall current | 9600 mA |
| Nominal torque | 28.0 mNm |
| Nominal speed | 8180 rpm |
| Nominal current | 1210 mA |
| Max. output power | 56.9 W |
| Max. efficiency | 84 % |
| Back-EMF constant | 2.6 mV/rpm |
| Torque constant | 24.5 mNm/A |
| Speed/torque gradient | 39.8 rpm/mNm |
| Rotor inertia | 14.2 g·cm² |
| Weight | 120 g |
| Thermal resistance housing-ambient | 10.8 K/W |
| Thermal resistance winding-housing | 4 K/W |
| Thermal time constant motor | 284 s |
| Thermal time constant winding | 157 s |
| Operating temperature range | -20~+120 °C |
| Thermal class of winding | 120 °C |
| Axial play | 0.02~0.15 mm |
| Radial play | 0.025 mm |
| Axial load dynamic | 20 N |
| Axial load static | 60 N |
| Radial load at 3 mm from mounting face | 40 N |
| No. of pole pairs | 1 |
| Bearings | 2 ball bearings |
| Commutator | metal 9 segments |
| Protection class | 20 IP |
Applications
medical equipment and devices
healthcare products
automotive
robotics
industrial automation