Products

ec4260

EC4280-48 BLDC Motor

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

  • Low cost
  • NdFeB magnets
  • Smooth, low-cogging motion
  • 42-mm frame size
  • Power range: 80 W
  • 48 VDC windings
  • IP51 protection
  • Hall effects standard
Availability: 300000 in stock SKU: EC4280-48 Category:
  • Specifications
  • Dimensions
  • Custom
  • Applications
  • CAD

Specifications

Model: EC4280 Model: EC4280-E (with encoder)
Parameter Unit P/N: 100087 P/N: 100113 P/N: 100119 P/N: 100120
Rated Voltage V(DC) 24 48 24 48
No Load Speed rpm 6800
Rated Speed rpm 4000
Rated Power W 80
Rated Torque Nm 0.2
Peak Torque Nm 0.4
Rated Current A(peak) 6.06 3.03 6.06 3.03
Peak Current A(peak) 12.12 6.06 12.12 6.06
Resistance (L-L) Ω 0.55 0.28
Inductance mH 0.56 45
Torque Constant, Kt Nm/A(peak) 0.033 0.066 0.033 0.066
Back EMF Constant, Ke V(peak)/Krpm 3.5 7 3.5 7
Mass g 650
Rotor Inertia gcm2 72
Length mm 80
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
EC4280-E Encoder Specifications
Technology: GMR magneto resistance encoder
Channels: A+, B+, Z+, A-, B-, Z-
Power: 5 VDC ±10%
Temperature Range: -40 to +150° C
Resolution: 4096 counts

Dimensions

EC4280-48 P/N 100113

Orbex 100113 EC4280 24

Download EC4280-48 Drawing »


EC4280-48-E (with encoder) P/N 100120

Orbex 100120 EC4280 24

Download EC4280-48-E 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