C1 (i). The output of the 3-phase, 410 Vinduction motor is 11 HP and operates atpower factor of 0.85 lagging with anefficiency of 88 %. Calculate the reading oneach of the two wattmeter connected tomeasure the input.The value of Pj isThe value of P2 isC1 (ii). Three ldentical capacitors areconnected in delta to 405 Volts, F = 50 Hz, 3phase supply. If the line current is 18 A.Calculate its reactance and capacitancevalue.Reactance Xc isThe capacitance of each capacitor, C

Given: V=410V P= 11 HP=11(746)=8206W power factor =0.85 lag ⇒ϕ=31.78° η=88%

C1 (i). The output of the 3-phase, 410 V induction motor is 11 HP and operates at power factor of 0.85 lagging with an efficiency of 88 %. Calculate the reading on each of the two wattmeter connected to measure the input. The value of P is

C1 (i). The output of the 3-phase, 410 V induction motor is 11 HP and operates at power factor of 0.85 lagging with an efficiency of 88 %. Calculate the reading on each of the two wattmeter connected to measure the input. The value of P is

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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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

C1 (i). The output of the 3-phase, 410 V
induction motor is 11 HP and operates at
power factor of 0.85 lagging with an
efficiency of 88 %. Calculate the reading on
each of the two wattmeter connected to
measure the input.
The value of Pj is
The value of P2 is
C1 (ii). Three ldentical capacitors are
connected in delta to 405 Volts, F = 50 Hz, 3
phase supply. If the line current is 18 A.
Calculate its reactance and capacitance
value.
Reactance Xc is
The capacitance of each capacitor, C

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