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Interpreting BLDC motor spec sheet

 
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Apr28-12, 03:03 PM   #1
 

Interpreting BLDC motor spec sheet


Hi everyone, first time poster!

Im having trouble reading the spec sheet attached and want to confirm the values Im using for calculation of Tm and Te.

The 3 phase wye BLDC motor spec sheet lists

1. Terminal Resistance = R2ph = 0.06 Ω

So this is Rphase and not R(line to line)?

ie Rphase is the resistance of each winding/phase of the 3 phase wye network?

2. What is the correct unit of inertia since it affects both the units of Kt and torque T?

Load inertia is listed in (kg cm^2) ie in SI (kg m^2)

(kg m s^2) {dividing "kg m^2" by gravity g } makes sense since

"torque due angular acceleration T = angular acc * inertia"

Thank you for taking your time to read this!
Attached Files
File Type: pdf MH3 - 0270 Motor Specs..pdf (9.9 KB, 1 views)
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