Precious metal commutation, Sleeve bearing Brushed Motor.
CMS12-15 Specifications
| Brushed Motor CMS12-1506 | Brushed Motor CMS12-1514 | ||||
|---|---|---|---|---|---|
| 1 | Nomal voltage | 7.4 | 12.0 | V | |
| 2 | No load speed | 25100 | 27200 | rpm | |
| 3 | No load current | 27 | 18 | mA | |
| 4 | Stall torque | 3.40 | 3.36 | mNm | |
| 5 | Stall current | 1261 | 833 | mA | |
| 6 | Output power | 2.2 | 2.4 | W | |
| 7 | Max efficiency | 73 | 73 | % | |
| 8 | Terminal resistance | 5.87 | 14.40 | Ω | |
| 9 | Rated torque | 0.436 | 0.433 | mNm | |
| 10 | Rated speed | 21905 | 23663 | rpm | |
| 11 | Rated current | 186 | 123 | mA | |
| 12 | Friction torque | 0.08 | 0.08 | mNm | |
| 13 | Back-EMF constant | 0.288 | 0.432 | mV/rpm | |
| 14 | Torque constant | 2.75 | 4.13 | mNm/A | |
| 15 | Slope of N-T curve | 7402 | 8074 | rpm/mNm | |
| 16 | Mechanical time constant | 15.4 | 15.9 | ms | |
| 17 | Rotor inertia | 0.20 | 0.19 | gcm2 | |
| 18 | Max torque | 1.13 | 1.12 | mNm | |
*CMS12-15 is a Brushed Motor with a diameter of 12 mm and length of 15 mm.
Mechanical data
| 19 | Shaft raddial play | 0.05 | mm |
| 20 | Shaft axial play | 0.03~0.2 | mm |
| 21 | Max shaft radial load | 0.5（5mm*） | N |
| 22 | Max shaft axial load | 0.15 | N |
| 23 | Max shaft axial load at standstill | 7.8 | N |
*measured at () mm from flange
Environmental data
| 24 | Operating temperature | -20~60 | ℃ |
| 25 | Max coil temperature | 80 | ℃ |
| 26 | Weight | 8.9 | g |
| 27 | Number of segments | 5 | |
| 28 | Bearing type | Sintered sleeve |
