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TS3250-E21 Electric Motor Datasheet


Manufacturer typenumberTS3250-E21
Manufacturer brandTamagawa-Seiki
Commutationbrush

Performance data

Maximum rated output power motoraxisPrated [W]200.000
Nominal terminal voltageUnom [V]75.000
Maximum rated currentImax [A]18.100
Maximum rated torque at standard temp.22 oCTmax [Nm]4.651
Motorconstant at standard temp. 22 oCk [Vs/rad or Nm/A]2.570e-1
Maximum torque at standstill at nominal voltageTstall [Nm]11.996
Maximum theoretical velocity motoraxis at no load (and no friction of motor and reduction) and nominal voltageω0 [rad/s]291.872
Maximum allowed velocity motoraxisωmax [rad/s]418.879
Maximum voltage allowed to prevent sparking due to brushed commutationUmax [V]75.000
Maximum output power equal to 1/4Tstallω0Pmax [W]878.906

Mechanical data

Inertia of rotorJrotor [kgm2]1.640e-4
Maximum acceleration at standstill if no load or reduction is attachedmax. accel [rad/s2]2.806e+4
Constant friction torque of motor on motoraxisTfric [Nm]0.049
Mechanical timeconstantτmech [s]3.974e-3

Electrical data

Resistance windings at standard temp. 22 oCR [Ω]1.600
Winding inductance measured at terminals of motorL [H]1.700e-3
Slope of the motorS [Nms/rad]4.127e-2
Electrical timeconstantτelec [s]1.062e-3

Thermal data

Maximum allowed temperature of windingsΘmax [oC]130.000
Maximum continuous current (thermal limit) at surround temp. 22 oC and at stillstandImax, thermal [A]6.284
Thermal resistance between rotor and ambientRth,total [K/W]1.200
Therml contents between windings and ambientCth,total [sW/K]1224.000
Thermal timeconstant between cupper windings and ambientτthermal [s]1468.800

Magnet data

the material of the magnetmagnetmaterialunknown
degrading of the magnetic flux density in percent per oC or KTKBr [%/K]-2.000e-1

Remarks:

  1. The vendor has not provided magnetmaterial. The derating for the magnetstrength is not given so 'worst case' is used of -0.2%/K. This means that the calculated temperature may be inaccurate.
  2. The heatsink used for this motor is 250 x 250 x 16 mm Alu

The quality and completeness of the supplied information has quality index: B

This quality index is determined by specAmotor.com. Here is described what the quality index is.


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