Datasheet

QBL4208-1024-AT Hardware Manual • Hardware Version V1.00 | Document Revision V1.00 • 22.02.2019
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2 Motor Specifications and Characteristics
TRINAMIC’s BLDC motors are quality motors for universal use. They feature a long life due to ball bearings
and no wearing out parts. These BLDC motors give a good fit to the TRINAMIC family of medium and high
current BLDC motor modules and custom/customized solutions.
2.1 Technical and Mechanical Parameters
The main characteristics are:
• Shaft run out: 0.025mm
• Insulation Class: B
• Radial Play: 0.02mm 450G load
• Max Radial Force: 28N (10mm from flange)
• Max Axial Force: 10N
• Dielectric Strength: 500 VDC For One Minute
• Insulation Resistance: 100M Ohm min. 500VDC
• Recommended Ambient Temp.: -20 to +40°C
• Bearing: Brushless motors fitted with ball bearings
• Coil windings in delta topology
Specifications Unit QBL4208-61-04-013-1024-AT QBL4208-100-04-025-1024-AT
No. of Poles 8 8
No. of Phases 3 3
Rated Voltage V 24 24
Rated Phase Current A 3.47 6.95
Rated Speed RPM 4000 4000
Rated Torque Nm 0.125 0.25
Max Peak Torque Nm 0.38 0.75
Torque Constant Nm/A 0.036 0.036
Line to Line Resistance Ω 0.72 0.28
Line to Line Inductance mH 1.2 0.54
Max Peak Current A 10.6 20
Length (LMAX) mm 61 100
Rotor Inertia kgm
2
x10
−6
48 96
Mass kg 0.45 0.8
Table 2: Electrical and Mechanical Characteristics Motor
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