Details

EC-4pole 32 Ø32 mm, brushless, 480 Watt | Heavy Duty

Part number 397800

EC-4pole 32 Ø32 mm, brushless, 480 Watt

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Specifications

Technical illustrations

Information: Drawings are not to scale.

Values at nominal voltage
Nominal voltage 48 V
No load speed 6420 rpm
No load current 482 mA
Nominal speed 4670 rpm
Nominal torque (max. continuous torque) 804 mNm
Nominal current (max. continuous current) 11.4 A
Stall torque 3350 mNm
Stall current 47.5 A
Max. efficiency 82 %
Characteristics
Terminal resistance 1.01 Ω
Terminal inductance 0.000298 mH
Torque constant 70.5 mNm/A
Speed constant 135 rpm/V
Speed / torque gradient 1.94 rpm/mNm
Mechanical time constant 2.85 ms
Rotor inertia 140 gcm²
Thermal data
Thermal resistance housing-ambient 0.3 K/W
Thermal resistance winding-housing 0.53 K/W
Thermal time constant winding 17 s
Thermal time constant motor 129 s
Ambient temperature -55...+200 °C
Max. winding temperature +240 °C
Mechanical data
Max. speed 12000 rpm
Axial play 0 - 0.14 mm
Radial play 0 mm
Max. axial load (dynamic) 16 N
Max. force for press fits (static) 80 N
(static, shaft supported) 3000 N
Max. radial load 75 N, 5 mm from flange
Other specifications
Number of pole pairs 2
Number of phases 3
Product
Weight 860 g
  • Operating Range

    Continuous operation range
   
     
    Short term operation range
   

Description

This 4-pole power motor is one of the best in its class and demonstrates excellent performance thanks to maxon’s winding technology: top performance per volume and weight unit, quality and security thanks to a largely automated production, no cogging torque and of course an unprecedented service life.

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