Answer / sumit garg

the control should be taken from the R-Phase because for R-
Phase the Phase is zero with the current.
and for the y and B phase the phase diff reach to 120 and
240.

Answer / ramesh

for most ofthe electronic control pannel the R phase is
controled if it changes thr plorrty will chang it asked to
use in the india to identyfi the product

Define the term Capacitance and Inductance?

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v/f drive basic princeple

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