Draw an schematic control diagram of a reversing starter. Use a standard-duty selector switch with forward, reverse, and stop push buttons with three methods of interlocking.

Q: What would be the purpose of wiring two normally open start buttons in series rather than parallel?

A: The purpose of wiring two normally open start buttons in series rather than parallel is as follows:…

Q: A normally open auxiliary contact connected in parallel to maintain a circuit to the relay coil when…

A: This question is based on the control circuit of the relay.  A normally open auxiliary contact…

Q: Differentiate between the Manual over Magnetic DC Motor Controller

A:

Q: What pin numbers are connected to the coil of an eleven-pin control relay?

A: The explanation is as follows.

Q: Identify and describe the basic functional elements that could be used in closed loop control for…

A: Closed-loop Control system -  A closed-loop control system, also termed a feedback control system,…

Q: The process variable that is adjusted to bring the controlled variable back to the set point is…

A: The correct answers to given questions are as follows.

Q: Common selector switches are?

A: => Common selector switches, controls on and off of different current circuit by rotating the…

Q: Question 28 An industrial selector switch would most often have: O double break contacts. O more…

A:

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

A:

Q: Explain in detail the purpose of a time-delay, low-voltage release relay assembly installed in a…

A: The time-delay, low-voltage release relay assembly installed in a motor control circuit is shown…

Q: Where is the speed control for a range hood fan located

A:

Q: 2.  An 11-pin control relay contains three sets of single-pole, double-throw contacts.  List the pin…

A: To determine : Identify the pairs of pin numbers that can be used as normally open contacts in an…

Q: Develop a relay ladder diagram for the sequence control of two motor starters using a single…

A: To develop relay ladder using nema symbols

Q: What type of starter is used to start the three phase Squirrel Cage induction motor? and explain the…

A: Starters used to start three phase induction motor are 1)DOL(Direct On Line) starter  2)Star/Delta…

Q: What is the function of the double contact pushbutton in a Start-Stop-Jog motor control circuit?

A: Double contact pushbutton is used in the Start-Stop-Jog motor control circuit, its functions are as…

Q: D Question 28 An industrial selector switch would most often have: double break contacts. O more…

A:

Q: Define protective relay? Explain with appropriate diagram.

A:

Q: What safely feature does the conbination starter provide that individual motor starting assemblies…

A: The combination starter consists of an across-the-line starter and a disconnect switch. It has a…

Q: What are the advantage of automatic than manual change over switch?

A: The power system has to transmit power from the generation side to the load side. For this purpose,…

Q: When can full-voltage starting be used?

A:

Q: Why do we connect stop pushbuttons in series in a two - station motor control?

A: Control circuit of two station motor control is as,

Q: 6. What is the full-load current of a 600-volt, 3-phase, 50-horsepower induction motor?

A:

Q: Develop a relay ladder diagram for the sequence control of two motor starters using a single…

A: To develop relay ladder using nema symbols

Q: Q 127. technician a says a throttle by wire system [ETC] eliminate the need for a cruise control…

A: ETC SYSTEM-   ETC stands for the Electronic throttle system.    It is an automatic technology…

Q: Can you explain why a stop button must be normally closed and a start button must be normally open?

A: ⇒The stop button is normally closed and the start button is normally open .⇒Because there is one…

Q: Draw the schematic diagram (power and control circuit) for a 3phase motor starter. When the push…

A: The Induction motors are the asynchronous motor that runs at a speed less than the synchronous. The…

Q: Consider the block diagram shown is for a closed-loop temperature control system. Where is the…

A: Given: The block diagram for a closed loop temperature controlled system is,

Q: 1. Consider one of the advanced driver assistance system(ADAS) called as adaptive cruise…

A: (i) Explain how the ACC system works. What are the minimum required sensors? (I) solution :  Q1.What…

Q: How does a Direct On Line Motor Starter work?

A: Types of starting methods of 3-phase induction motor are, Direct On-line Starter Star-Delta Starter…

Q: Assume a motor is running. What happens when the stop button is pressed and then the start button is…

A: Consider that a motor is in a running position. Find what will happen when the stop button is…

Q: timer/counter working modes?

A: ADC-Full form of ADC is analog to digital conversions. And the electronics device used for…

Q: For a start-stop push button control circuit that has been reconnected so that the start button is…

A:

Q: The starter must never operate for more than sixty seconds at a time and should rest for two minutes…

A: The starter must never operate for more than sixty seconds at a time and should rest for two minutes…

Q: the block diagram model for a computerized control system?

A:

Q: Explain “hopscotching as an important process in troubleshooting a control system.

A: Many electrical circuit defects such as the switch or motor malfunctioning can be identified by a…

Q: Can the Manual Motor Starter be used alone or only with a contactor?

A: Manual motor starter is used to switch motors ON/OFF manually and mainly provide electromechanical…

Q: What causes the overload of a starter to open and disable the power circuit?

A: The various causes by which the overload of a starter to open and disable the power circuit is as…

Q: |The nameplate rating of a motor is 150 hp, 600 volts, 205 A, 1700 rpm. The resistance of the shunt…

A:

Q: what safety feature does the combination starter provide that individual motor starting assemblies…

A: Solution- The safety feature is the primary requirement of any circuit or any device per their…

Q: Assume the motor is running. What happens when the stop button is pressed and then the start button…

A: While the motor is running and if the stop and start button are pressed alternatively. Their effect…

Q: What is the function of the zero adjust control  in a multi-meter?

A: Function of the zero adjust control in a multi-meter: The meter should be zeroed. This is achieved…

Q: Draw a circuit diagram of two start push button for synchronize operation with single emergency stop…

A: Circuit diagram of two starts push button for synchronize operation with single emergency stop and…

Q: Technician A says that electronically controlled power-steering systems allow for power assistance…

A:

Q: When selecting motor overload protection devices from where is the full load ampere rating taken?

A: This question is from "Electrical Machine". Under which we are going to study about the overload…

Q: Question 28 An industrial selector switch would most often have: O double break contacts. O more…

A: The solution is given below

Q: A selector switch and two - wire pilot device cannot be used to control a large motor directly but…

A: Selector switch and two-wire pilot devices are only used to control lower rating motors.

Speed control of motor

Speed control by DC motor-speed controller is required to realize variable speed drive. Whenever a motor drives a particular load, it is called drive, and variable speed drive refers to a load requiring variable speed. All this is obtained by a DC motor speed controller.