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CMS12-1506/CMS12-1514

DC Coreless Motors CMS Series

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  
CMS12-15

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