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Motor model | SR133003B | SR133005B | SR133006B | SR133009B | SR133012B | SR133015B | ||
Nominal voltage | V | V | 3 | 5 | 6 | 9 | 12 | 15 |
No load speed | rpm | Wnl | 12500 | 13000 | 12700 | 12500 | 13000 | 13200 |
No load current | mA | InI | 92 | 48 | 48 | 36 | 28 | 22 |
Nominal speed | rpm | Wc | 8400 | 9970 | 7500 | 8300 | 8460 | 7960 |
Nominal torque | mNm | Tc | 1.32 | 1 | 1.31 | 1.29 | 1.27 | 1.28 |
Nominal current | A | Ic | 0.61 | 0.28 | 0.33 | 0.2 | 0.16 | 0.13 |
Output power | W | Pc | 1.16 | 1.06 | 1.03 | 1.13 | 0.94 | 1.07 |
Stall torque | mNm | Tmax | 3.61 | 3.9 | 3.4 | 3.44 | 3.21 | 3.4 |
Stall current | A | Imax | 1.67 | 1.1 | 0.85 | 0.54 | 0.39 | 0.35 |
Max. efficiency | % | ηmax | 69 | 69 | 69 | 70 | 69 | 69 |
Terminal resistance | Ω | Rt | 1.8 | 4.5 | 7.1 | 16.8 | 30.6 | 42.7 |
Torque constant | mNm / A | Kt | 2.16 | 3.51 | 4.01 | 6.4 | 8.18 | 9.65 |
Speed constant | rpm / V | Kn | 4410 | 2717 | 2382 | 1488 | 1167 | 990 |
Speed torque gradient | rpm / mNm | Δn / ΔT | 3112 | 2893 | 4338 | 3200 | 3574 | 4645 |
Terminal inductance | mH | L | 0.039 | 0.102 | 0.152 | 0.355 | 0.63 | 0.878 |
Rotor inertia | gcm2 | J | 0.3 | 0.32 | 0.32 | 0.32 | 0.31 | 0.32 |






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