I need the answer as soon as possible Q3: Use the information given below in the name plate of a 3 phase induction motorto calculate:(o Motor efficiency?(ii) Slip at fll load?(ii) Starting current assuming TTr=15?(iv) If we use a star- delta starter, what valae of motor stating cuent ?ТуреMOT 112MNo.042657Year.1996KWH.PHz 504.0 kWR.P.M1440Ph.3-Ins.Amb. TempCos e0.82DutyS1Protection.IP 53415YA8.52

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Answered: Use the information given below in the…

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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A 25-horsepower, 230V, 60Hz, 3-phase induction motor has a Nameplate Rating of 58amperes. The nameplate also shows a temperature rise of 30°C. a) Determine the locked rotor current if the motor is Code J.b) Determine the Dual-element, time-delay fuses to be used for the motor’s branch circuit.
A gas turbine, 2-pole, 3? synchronous generator rated at 200 MW is connected to the grid (presumed to be an infinite bus). The electrical operating frequency of the grid is 60 Hz, and the slope of the frequency-power curve for the generator is 15 MW/Hz. a. If the no-load setpoint for the generator is set to 63.5 Hz, how much active power will the generator provide to the grid? b. Neglecting system losses, what is the torque provided by the gas turbine? c. What would happen if the no-load setpoint for the generator is set to 59 Hz?
The nameplate of a squirrel-cage induction motor has the following information: 25hp, 220V, 3-phase, 60 cycles, 830rpm, 64A per line. If the motor takes 20,800W when operating at full-load, calculate the efficiency.
A three phase, 4 pole, 3300 V, 50 Hz, star connected Induction motor, has identical primary and referred secondary impedance of value 3+j9 Ohm per phase. Using the approximate circuit, calculate: A. The full load torque at rated slip of 5%. B. The maximum torque at normal voltage and frequency.
A 3-phase, 60 Hz, six pole, 220-volt wound rotor induction motor has a stator that is connected in Delta and the rotor that is connected in Wye. The rotor has haft as many turns as that stator. the RR is equal to 0.1- ohm and XBR is equal to 0.5-ohm (a) calculate also the starting torque developed by the motor (b) For over all operation of this induction motor, calculate the efficiency based on the gathered data.
The equivalent circuit parameters of a 230-V, 1-phase, 6-pole, 60-Hz induction motor are: R1 = R2’ =10ohm, X1 = X2’ = 10ohm, and Xm = 100ohm. At a slip of 5%, calculate the developed torque and The input power to the motor at 230V, while running on no-load, is 31.4 W at 1.2 A. What is the approximate efficiency of the motor at 5% slip?
A single-phase, six-pole, capacitor start, 120V/60Hz induction motor, has the following parameters:R1=1.48Ω R2=3.2 ΩX1=2.05 Ω X2=1.6 ΩThe core losses are negligible, while the friction and windage losses are constant Pf,wi=20W. The motor is operating at the rated voltage and frequency with its starting winding open, and the motor’s slip is 4.5%. Calculate:a) Stator current and power factor of the machineb) Developed electromechanical torque and the load torquec) The motor efficiency
A 3-phase, delta connected, 440 volt (line to line), 50 Hz, 6 pole induction motor has the following constants, in ohms per phase referred to the stator:R1 = 0.4, R2* = 0.2, I2’=54A and stator current is 60A, Friction, windage and stray load losses = 300 Watts. For a slip of 3.00%, Calculate the airgap power, mechanical power developed and output power when the motor is operated at rated voltage and frequency.
A 3-phase, delta connected, 440 volt (line to line), 50 Hz, 6 pole induction motor has the following constants, in ohms per phase referred to the stator:R1 = 0.4, R2* = 0.2, I2’=54A and stator current is 60A, Friction, windage and stray load losses = 300 Watts. For a slip of 3.00%, Calculate the airgap power, mechanical power developed and output power when the motor is operated at rated voltage and frequency. Course : Machines and Drives
Equivalent circuit parameters of 3 HP (HP) 220V, 50Hz, 6 poles, split phase wound induction motor are given below. The loss of the motor is = 4W. Since the slip is s=5%; Calculate the stator current, output torque, motor speed and efficiency. R1 = 2 , R2` = 3 , X1=0 , X2` =0 , Xm=∞
The equivalent circuit parameters of a 230-V, 1-phase, 6-pole, 60-Hz induction motor are: R1 = R2’ =10 ohms, X1 = X2’ = 10 ohms, and Xm = 100 ohms. At a slip of 5%, calculate (a) motor speed, (b) input current, (c)power factor, (d) developed torque. (e) at 230V, while running on no-load, is 31.4 W at 1.2 A.What is the approximate efficiency of the motor at 5% slip?
A 50-horsepower, 460V, 60Hz, 3-phase induction motor has a Nameplate Rating of 60 amperes. The nameplate also shows a temperature rise of 30°C. Determine the Dual-element, time-delay fuses to be used for the motor’s branch circuit.

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Use the information given below in the name plate of a 3 phase induction mtor to calculate: Motor efficiency? mi) Slip at full load? ii) Starting current assuming TTrl5? iv) If we use a star- delta starter, what valae of motor starting current ?