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  1. Power Transmission - Mechanical components
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  3. Three-phase motor
  4. Powertronic Drive Systems GmbH

BLDC motor BL57R series
three-phase48 V4-pole

BLDC motor
BLDC motor
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Go to the Powertronic Drive Systems GmbH website for more information

Characteristics

AC/DC
three-phase
Type
BLDC
Voltage
48 V
Number of poles
4-pole
Power

92 W, 138 W, 184 W, 276 W
(0.125 hp, 0.188 hp, 0.25 hp, 0.375 hp)

Torque

0.22 Nm, 0.33 Nm, 0.44 Nm, 0.66 Nm
(0.1623 ft.lb, 0.2434 ft.lb, 0.3245 ft.lb, 0.4868 ft.lb)

Rotational speed

4,000 rpm
(25,132.74 rad.min-1)

Diameter

57 mm
(2.24 in)

Description

Additional information Rated Voltage V:48 Rated Torque Ncm:22 / 44 / 66 Speed rpm:3000 Technical Data ModelBL57.55RBL57.65RBL57.75RBL57.95R Rated Voltage (V):48;48;48;48 Rated Speed (min1):4000;4000;4000;4000 Rated Torque (Nom):22;33;44;66 Rated Power (W):92;138;184;276 Rated Current (A):2.5;3.8;5.1;7.6 Peak Current (A):7.7;11.4;15.3;22.8 Peak Torque (Nom):66;99;132;198 Rotor Inertia (gcm2):1190;1400;1600;1800 Torque Constant (Ncm/A):8;8;8;8 Back EM F (V/min '):9.2;9.2;9.2;9.2 Résistance (Q):0.750.6;0.55;0.41 Inductance (mH):2.2;1.8;1.5;1.1 Length (mm):55;65;75;95 Net Weight (kg):0.72;0.83;0.95;1.2 No. of Pôles:4 No. of Phases:3 Insulation Class:B

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BLDC motors without gearbox

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