C2 (i) A 430V, 3-phase Induction motor hasoutput of 24HP and operates at power factorof 0.9 lagging with an efficiency of 86%.Calculate the reading on each of the twowattmeter connected to measure the inputThe value of P is =The value of P2 is = C2 (ii) Three inductive coils each ofinductance 74 mH are connected in star to a3 phase 215V, 50 Hz supply. Calculate theinductance of each coil, which whenconnected in delta to the same supply willtake the same line current.Reactance Xc is =The Inductance L =

Since you have asked multiple questions in a single request, we will be answering only the 1st…

C2 (i) A 430V, 3-phase Induction motor has output of 24HP and operates at power factor of 0.9 lagging with an efficiency of 86%. Calculate the reading on each of the two wattmeter connected to measure the input The value of P is = The value of P2 is =

C2 (i) A 430V, 3-phase Induction motor has output of 24HP and operates at power factor of 0.9 lagging with an efficiency of 86%. Calculate the reading on each of the two wattmeter connected to measure the input The value of P is = The value of P2 is =

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter32: Three-phase Motors

Section: Chapter Questions

Problem 13RQ: A squirrel-cage induction motor is operating at 1175 RPM and producing a torque of 22 Ib-ft. What is...

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Concept explainers

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.

Question

C2 (i) A 430V, 3-phase Induction motor has
output of 24HP and operates at power factor
of 0.9 lagging with an efficiency of 86%.
Calculate the reading on each of the two
wattmeter connected to measure the input
The value of P is =
The value of P2 is =

C2 (ii) Three inductive coils each of
inductance 74 mH are connected in star to a
3 phase 215V, 50 Hz supply. Calculate the
inductance of each coil, which when
connected in delta to the same supply will
take the same line current.
Reactance Xc is =
The Inductance L =

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