if the back emf eqution for dc motor EB=(QPNZ/60A) THEN what is the value of

if the back emf eqution for dc motor EB=(QPNZ/60A) THEN
what is the value of A for PMDC MOTOR OR how can dicide the
value of "A"

Question Posted / y_suhas

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if the back emf eqution for dc motor EB=(QPNZ/60A) THEN what is the value of A for PMDC MOTOR OR ..

Answer / gk

A= NO.of parallel paths related to type of winding.
IF machine is having wave connected winding then no.of
parallel paths are 2 always.
If it is lap connected A=no.of poles i.e A=P.
Comments and additions are welcome. TQ

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if the back emf eqution for dc motor EB=(QPNZ/60A) THEN what is the value of A for PMDC MOTOR OR ..

Answer / vinod kumar

no of parallel paths for collecting current

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