How many poles are required on motor starters for the following motors:(a)240-volt, single-phase induction motor,(b)440-volt, three-phase induction motor?

Q: Explain self-controlled synchronous motor drive with neat diagram.

A: A Self Controlled Synchronous Motor Drive consists of a load commutated thyristor inverter.the…

Q: Draw Star/Delta control and power circuit diagram for 3 Phase Induction motor?

A: Power circuit requires 440V whereas the control circuit requires 220vac ,120vac or 24vdc depending…

Q: Which of the following option is correct for 3-phase induction motor drive? O a. Only voltage is…

A: In this question we will see indictor motor speed control above rated speed...

Q: Describe the types of Starters used in three phase induction motor and their Function?

A: In this question we will write about different type of starters used in three phase induction…

Q: Which of the following option is correct for 3-phase induction motor drive? O a. Only voltage is…

A: Choose correct option for 3 phase induction motor?    Method of the speed control of the 3 phase…

Q: A 460VAC rated, 60 Hz, 125-Hp Three-phase induction type motor is to be connected for…

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Q: Your Answers may be presented through Discussions, Drawings/Figures/Diagrams, Reference to NEC/PEC…

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Q: The rotor of a certain 20Hp,six-pole, 60HZ induction motor has

A: NOTE- “Since you have posted a question with multiple sub-parts, we will solve first three subparts…

Q: What will happen if we run the motor at nominal load without starting? Please observe and explain…

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Q: 3- Why is the starting torque of the series motor high?

A: In series motor torque is directly proportional to the square of armature current. The detailed…

Q: Briefly discuss the operation of an autotransformer starter for three-phase induction motors with…

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Q: What is the full-load current of a 230-volt, 3-phase, 125-horsepower synchronous  motor when it is…

A: It is given that: V=230 VP=125 hpcosϕ=80 %=0.08

Q: Briefly describe the regenerative braking method of a DC motor. Where it is used? For the toolbar,…

A: The detailed answer is solved below according to the given parameters and instructions in the…

Q: 2. When multiple start stop pushbuttons are required the stop buttons are connected in and the start…

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Q: Why might the rotor of an induction motor become very hot if it was switched on and off repeatedly,…

A: At the end of the shaft , the motor's use able power output is less than the amount of power taken…

Q: 1.a. Which one of the following statements is true about a dual-voltage capacitor-start motor? A.…

A: Dual- voltage capacitor start motor : Dual voltage capacitor-start motors are only possible, when…

Q: A 460VAC rated, 60 Hz, 125-Hp Three-phase induction type motor is to be connected for…

A: Given V= 460 V f= 60 Hz P= 125  HP NEMA code : B Max. ampere rating  = 160 A copper conductor , TW

Q: power factor and 220 volts.

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Q: Explain what are the values ​​to be taken into account in the Y / ∆ starting asynchronous motor…

A: Following values must be taken in account in star delta starting of asynchronous motor Voltage- it…

Q: What are the different methods for Soft starting of three phase induction motor. Present an…

A: soft starting three phase induction motor- a soft starter provide  reduced voltage to stator winding…

Q: 17. A single-phase, 120 V, 60 Hz, four-pole, split-phase induction motor gave the following blocked…

A: Given Data: Main winding Voltage = 32 V Current = 4 A Power = 80 W   Auxiliary winding Voltage = 40…

Q: 3-phase, delta connected, 440 volt (line to line), 50 Hz, 6 pole induction motor has the following…

A: A 3-phase, delta connected, 440 volt (line to line), 50 Hz, 6 pole induction motor stator current is…

Q: A 160 horse power of 480 Volts Squirrel Cage Induction motor with 60 hertz is to be controlled using…

A: Nowadays the most of the load on the power system is Induction type. Induction motor is almost 60%…

Q: In short, answer the next question: How can determine whether the 3phase induction motor is working…

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Q: (a) Explain separate-controlled synchronous motor drive with neat diagram.

A: As per bartleby expert policy, only one individual question is to be answered.

Q: A 75 hp Induction-typed Squirrel cage motor, 575 volts rated two-phase motor. Calculate its phase…

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Q: Q11/ choose the correct answer In 3-phase induction motor, the starter is necessary because…

A: In 3 phase induction motor , the starter is compulsory.

Q: 25-horsepower, 230V, 60Hz, 3-phase induction motor has a Nameplate Rating of 58 amperes. The…

A: Given  Few parameters of 3- phase induction motor.we need to determine the conduit size ,overload…

Q: Q3/ Why is a starting resistor used in de motor circuits?

A: The back e.m.f of the DC motor is Eb = ΦZN60XPA     Where Φ is flux/pole                 Z is total…

Q: Q5. Describe the following to protect and control the motors: (i) Using circuit diagram and the…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: A 3-phase, delta connected, 440 volt (line to line), 50 Hz, 6 pole induction motor has the following…

A: Given: 3 phase , V=440V f=50Hz P=6 R1=0.4 ,R2=0.2  I2'=54A stator current=60A Loss=300W slip=3%

Q: 26- What is the voltage control technique used with very high-slip 1 induction motor? 27- How the…

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Q: b) Determine the contactor and overload rating for DOL starter of the 93 kW three- phase squirrel…

A: As per our policy, I can solve only one question at a time. Given, P=93 kWV=415 Vf=50 HzN=1450…

Q: Explain the working principle of the 3-phase motor control with forward-reverse-stop pushbuttons.…

A: To explain the working principle of the 3-phase motor control with forward-reverse-stop pushbuttons.

Q: Use the information given below in the name plate of a 3 phase induction mtor to calculate: Motor…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: If a 208V, 10-hp, four-pole, 60HZ, Y-connected induction motor with a full-lo ad slip of 5 percent…

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Q: A 460VAC rated, 60 Hz, 125-Hp Three-phase induction type motor is to be connected for…

A:

Q: The full load slip of a 4 pole, 50 Hz, 3 phase induction motor rating at 1410 rpm is ?

A: Given a 3 phase induction motor having, Number of poles, P = 4 Frequency, f = 50 Hz Rotor speed, Nr…

Q: Determine the contactor and overload rating for DOL starter of the 99 kW three- phase squirrel cage…

A: As per our policy, I can solve 1 question at a time. Given, P=99 kWV=415 Vf=50 HzN=1450…

Q: A 415V, 50HZ, 3-phase induction motor supplies its rated power to a b) constant load. The rated…

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Q: our Answers may be presented through Discussions, Drawings/Figures/Diagrams, Reference to NEC/PEC…

A: Given data, The conductor is connected to the three motors. Motor 1=50 hp Motor 2 = 40hp Motor 3 =…

Q: 17. A single-phase, 120 V, 60 Hz, four-pole, split-phase induction motor gave the following blocked…

A: Given data is- In the induction motor- Voltage V=120 vFrequency f=60 HzNo. of poles P=4 Firstly…

Q: A 10 Hp, 440 volts, 60 Hz, 3-phase, 6 pole, induction motor has 4% slip at full load. What is the…

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Q: A three phase squiral cage induction motor has a starting current of seven times the full load…

A: Given, A three phase squirrel cage induction motor has a starting current of seven times the full…

Q: The starting current of a 15-hp, 440 volt, and three-phase induction motor is 32 amperes when rated…

A: Three phase induction motor is convert the electrical input to mechanical output. Three phase…

Q: 17. A single-phase, 120 V, 60 Hz, four-pole, split-phase induction motor gave the following blocked…

A: Part(a): Main Winding: P=VIcosϕ80=32×4×cosϕcosϕ=8032×4cosϕ=0.625ϕ=51.318° Standstill impedance for…

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.