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  • DC Coreless Motors
  • Brushed DC Servo Motors

28LT12 Brushed DC Motor

Portescap

Brushed DC Motor

Windingunit28LT12-219.4928LT12-416E.49
Diametermm 28 28
Nominal VoltageVolt 18.0 32.0
No-Load Speedrpm 7,860 7,345
No-Load CurrentmA 65.0 35.0
Terminal ResistanceΩ 6.2 19.9
Output PowerW 19.0 20.0
Stall TorquemNm 63.00 65.00
Efficiency% 72 73
Speeds up torpm 12,000 12,000
Torque up tomNm 23.00 24.00
Current up to (thermal limits)Amp 1.13 0.63
Back-EMF ConstantmV/rpm 2.24 4.26
Torque ConstantmNm/A 21.4 40.7
Motor Regulation10³/Nms 13 12
Friction TorquemNm 1.39 1.42
Rotor InductanceµH 500 2,400
Mechanical Time Constantms 14.0 21.0
Rotor Inertiagcm² 10.700 17.800
Thermal ResistanceC/W 5/12 5/12
Thermal Time ConstantC/W 27/760 27/760
Operating Temperature Range: Motor°C -30C to 85C -30C to 85C
Operating Temperature Range: Rotor°C 155C 155C
Weightg 135.0 135.0