EC4240

EC4240-48 BLDC Motor for $42

High-torque, low-cost brushless DC motors for servo applications

  • Low cost
  • NdFeB magnets
  • Smooth, low-cogging motion
  • 42-mm frame size
  • Power range: 25 W
  • 48 VDC windings
  • IP51 protection
  • Hall effects standard
Availability: 300000 in stock SKU: EC4240-48 Category:
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Specifications

Model: EC4240
Parameter Unit P/N: 100085 P/N: 100111
Rated Voltage V(DC) 24 48
No Load Speed rpm 6800
Rated Speed rpm 4000
Rated Power W 25
Rated Torque Nm 0.07
Peak Torque Nm 0.14
Rated Current A(peak) 2.12 1.06
Peak Current A(peak) 4.24 2.12
Resistance (L-L) Ω 1.4 2.6
Inductance mH 1.4 2.6
Torque Constant, Kt Nm/A(peak) 0.033 0.066
Back EMF Constant, Ke V(peak)/Krpm 3.5 7
Mass g 250
Rotor Inertia gcm2 24
Length mm 40
Winding Type 3-phase
Hall Sensors 120° electrical spacing
Pole Count 8
Shaft Runout .025 mm</td
Radial Play .02 mm @ 450 g
End Play .08 mm @ 450 g
Maximum Radial Force 28 N @20 mm from flange
Maximum Axial Force 10 N
Insulation Class B
Dielectric Strength 500 VDC for 60s
Insulation Resistance >100MΩ, 500 VDC
Options Integral planetary gear reducer

Dimensions

EC4240-48 P/N 100111

Orbex 100111 EC4240 48
Download EC4240-48 Drawing »

Custom

Orbex offers a variety of customizable features to improve motor efficiency, meet custom voltage requirements and reduce package size.

Custom Options

  • Windings
  • Holding brakes
  • Feedback options
  • Frameless option
  • Gear reducers
  • Connectors
  • Shaft and mounting

Applications

Communications

Communications

Infrared Camera

Security and CCTV

CAD

Download EC4240 48 Models and Drawings