Datasheet

maxon motor

394731 - Combination EC-Motor ECF Ø45×25.85mm, 50 W with Planetary Gearhead Ø42 3 Stages KL

Motor 601603

Gear 203123

Nominal Voltage 24 V

No-load speed 61.2 rpm

No-load current 451 mA

Nominal speed 61.2 rpm

Nominal torque 3570 mNm

Nominal current 2.07 A

Stall torque 57500 mNm

Stall current 42.3 A

Max. efficiency 48.9 %

Terminal Resistance 0.567 Ohm

Terminal Inductance 0.413 mH

Torque constant 1890 mNm/A

Speed constant 3.64 rpm/V

Speed/torque gradient 0.00152 rpm/mNm

Mechanical time constant 8.75 ms

Rotor inertia 1060000 gcm²

Max. permissible speed 109 rpm

Max. intermittent torque 22 Nm

Gear Ratio 73.5 -

Number of stages 3-

Weight 720 g

Therm. resistance housing-ambient at nominal working point 2.57 K/W

Therm. resistance winding-housing at nominal working point 6.7 K/W

Therm. time constant winding 45.1 s

Therm. time constant motor 239 s

Ambient temperature min. -40 °C

Ambient temperature max. 85 °C

Max. adm. winding temperature 125 °C

Recommended max. input speed 8000 rpm

Axial play, maximum 0.3 mm

Axial play, minimum mm

Preload force, min. 5N

Radial play, maximum 0.06 mm

Max. dynamic axial force 150 N

Max. static axial force 300 N

Max. radial force 360 N

mm from flange 12 mm

Pole pair number 8-

Phase number 3-

MCHPHMU/07.10.2020

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maxon motor 394731 - Combination EC-Motor ECF Ø45×25.85mm, 50 W with Planetary Gearhead Ø42 3 Stages KL Motor Gear Nominal Voltage No-load speed No-load current Nominal speed Nominal torque Nominal current Stall torque Stall current Max. efficiency 601603 203123 24 61.2 451 61.2 3570 2.07 57500 42.3 48.9 V rpm mA rpm mNm A mNm A % Terminal Resistance Terminal Inductance Torque constant Speed constant Speed/torque gradient Mechanical time constant Rotor inertia Max. permissible speed Max.