Description
Precious Metal Commutation
| Specification | 1221N5M2B43-141-12.0 |
|---|---|
| Voltage | 12.0 V |
| Terminal resistance | 17.9 Ω |
| No-load speed | 14100 rpm |
| No-load current | 8 mA |
| Stall torque | 5.3 mNm |
| Stall current | 670 mA |
| Nominal torque | 2.1 mNm |
| Nominal speed | 8530 rpm |
| Nominal current | 270 mA |
| Max. output power | 1.96 W |
| Max. efficiency | 79 % |
| Back-EMF constant | 0.8 mV/rpm |
| Torque constant | 8.0 mNm/A |
| Speed/torque gradient | 2700 rpm/mNm |
| Rotor inertia | 0.15 g·cm² |
| Weight | 10 g |
| Thermal resistance housing-ambient | 33.3 K/W |
| Thermal resistance winding-housing | 35.3 K/W |
| Thermal time constant motor | 144 s |
| Thermal time constant winding | 120 s |
| Operating temperature range | -20~+85 °C |
| Thermal class of winding | 130 °C |
| Axial play | 0.02~0.15 mm |
| Radial play | 0.025 mm |
| Axial load dynamic | 0.8 N |
| Axial load static | 30 N |
| Radial load at 3 mm from mounting face | 4 N |
| No. of pole pairs | 1 |
| Bearings | 2 ball bearings |
| Commutator | metal 5 segments |
| Protection class | 40 IP |
Applications
medical equipment and devices
healthcare products
automotive
robotics
industrial automation
Technical specifications are for guidance only, as the individual drives and motors are configured for specific applications. Subject to technical and visual changes.
