Pro Frameless Motor 3812-B2

$199.00

48V | 0.189-0.5Nm | 6,000rpm | 119W

  • This frameless dc motor features High torque density
  • High power density
  • Low torque ripple
  • Designed for large-scale applications
  • Better balance between performance and cost
  • Supports installation of Hall sensors and temperature sensors.
  • Provides a 1-year warranty.
  • Prototype orders supported, MOQ: 3 units, better pricing for large orders.
  • Customizable.
  • Delivery in 15-25 business days.
SKU: ProFM3812-B2 Category: Tags: ,

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Performance Data

Rated Voltage (V)48Torque Constant (Nm/Arms)0.0726
Rated Torque (Nm)0.189Back EMF Constant (Vrms/rpm)3.8
Rated Speed (rpm)6,000Terminal Resistance (mΩ)1,460
Rated Power (W)119Terminal Inductance (mH)0.355
Rated Current (Arms)3.4Torque Ripple≤6%
Peak Torque (Nm)0.502Number of Pole Pairs10
Max Speed (rpm)6,000Torque to Weight Ratio (Nm/Kg)8.37
Peak Current (Arms)9.8Weight (g)60
Rotor Inertia (kgcm2)0.029Insulation ClassF
Data may change with product updates.

Mounting Dimension

frameless motor size chart
Stator Outer Diameter D/(mm)38.0
Rotor Inner Diameter d/(mm)20.0
Rotor Length I/(mm)12.0
Stator Lam Length L’/(mm)12.4
Stator Length L/(mm)18.0max
PCB Diameter G/(mm)-
Winding Head Diameter g/(mm)36.0max

Motor Performance Curve

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