DC-Micromotors
2657X012CXR
Graphite Commutation
Key data
- Nominal voltage:
- 12 ... 48 V
- Rated torque up to:
- 42.3 mNm
- No-load speed up to:
- 5900 min⁻¹
- Stall torque up to:
- 307 mNm
- Diameter:
- 26 mm
- Length:
- 57 mm
Advantages
- Highly dynamic performance due to a low rotor inertia
- Shockproof all-steel housing with corrosion-resistant coating
- Powerful rare-earth magnet
- Wide operating temperature range: -30 °C to +100 °C (optional -55 °C)
- Durable graphite commutation
- No cogging
- Very high power density
| Productcategory: | DC-Micromotors | |
|---|---|---|
| Productfamily: | FAULHABER CXR | |
| Nominal voltage: | UN | 12 V |
| Terminal resistance: | R | 0.721 Ω |
| Efficiency motor, max.: | ηmax | 81 % |
| No-load speed up to: | n0 | 5730 min⁻¹ |
| No-load current: | I0 | 0.105 A |
| Rated torque up to: | MN | 41.4 mNm |
| Stall torque up to: | MH | 307 mNm |
| Speed constant: | kn | 494 min⁻¹/V |
| Back-EMF constant: | kE | 2.024 mV/min⁻¹ |
| Torque constant: | kM | 19.3 mNm/A |
| Current constant: | kI | 0.052 A/mNm |
| Slope of n-M curve: | 18.4 min⁻¹/mNm | |
| Rotor inductance: | L | 91 µH |
| Mechanical time constant: | Tm | 3.3 ms |
| Rotor inertia: | J | 17 gcm² |
| Angular acceleration: | αmax. | 180 ·10³rad/s² |
| Thermal resistance Rth1: | Rth1 | 4 K/W |
| Thermal resistance Rth2: | Rth2 | 14.3 K/W |
| Thermal resistance (external plastic flange): | Rth2 p | 12 K/W |
| Thermal resistance (external metal flange): | Rth2 m | 2.2 K/W |
| Thermal time constant (winding): | τw1 | 29 s |
| Thermal time constant (housing): | τw2 | 827.5 s |
| Thermal time constant (external plastic flange): | τw2 p | 740 s |
| Thermal time constant (external metal flange): | τw2 m | 140 s |
| Housing material: | steel, zinc galvanized and passivated | |
| Operating temperature, min.: | -30 °C | |
| Operating temperature, max.: | 100 °C | |
| Winding temperature, max.: | 125 °C | |
| Mass: | 156 g | |
| Speed up to: | nmax. | 7000 min⁻¹ |
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3D-CAD Files
Datasheet
Technical Information