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Electrical Schematics (Industrial Controls)

Name: Electrical Schematics (Industrial Controls)
Rating: 4.3 (3933 reviews)

Learn to read, understand & design power & control circuits. Foundational course to learn electrical wiring drawings.

Bestseller

Created byIconic Educademy, Iconic Techno, Iconic Techno Solution

Last updated 8/2022

English

What you'll learn

How to read, understand & design schematics
How to read control panel drawings
Concept of power and control circuits
Designing a circuit from scratch : Starter Circuits
Indication circuits
Local Remote & Auto Manual Operation
Basics of electrical interlocking
Metering circuits
Learn certain key switchgears
Electrical symbols
Cross-referencing and Designations in Schematics
Starter Circuit
Concept of NO & NC contacts
Contactor's Contact Numbering

Course content

6 sections • 43 lectures • 2h 42m total length

Section 1.1 : Introduction To Electrical Schematic Course2:59
Welcome to this basic course on Electrical Schematics.
You will learn concept of building power & control circuits. And by the end of this course you will be able to read, understand and design schematics.

In this lecture, we will do a quick overview of the course. This course has 6 sections:
Introduction & Concept Building
Switchgear details
Basic Power and Control Circuit
Interlocking Circuits
Metering Circuits
Application and Practice
So, let’s begin our learning!!
Section 1.2 : Reading & Understanding Schematics3:54
Welcome to this lecture on basics of reading and understanding schematic.
Here we will study
What is schematic ?
How is it represented ?
We will study about the template so that we will be able read and understand details about any given schematic.
We will be studying about the details that can be found in a template, about the schematic.
So go ahead, and get started!!
Parts of Templates.
Revision and Remarks
Section 1.3 : Basics of Schematics2:54
Lets continue our learning, and let us further understand more details about schematics.
We will learn :
What are schematics composed of ?
On what basis is a schematic is drawn?
And before, we go any deeper into learning to read, understand and design schematics, we will learn
Where are these schematics used ?
Why are they needed?
Section 1.4 : Symbols- Building blocks of schematics4:05
Welcome back now that we have a basic understanding of
What schematics are ?
What are they composed of ?
How are they represented?
Where are they used?
Why are they needed?
We will now move on the most basic building block of schematic - "The Symbols". Here we will cover the following symbols:
Wires - Connected & overlapping wires
Motor
3-Phase supply
Note there are some of the very basic and most frequently used symbols while designing a schematic.
Connected wires & Overlapping wires
Section 1.4.1 : Symbols of Contacts & Switches5:00
Here we will be studying about the most frequently symbols that help in building logic in the circuit : NO & NC contacts & coil
Then we will move on to symbols of switching devices such as
Isolator
Circuit breaker
Emergency switches
Contactor
Transfer switches
Selector switches, Ammeter & Voltmeter selector switch
Limit switch
Toggle switch
Symbols - NO & NC Contacts
Section 1.4.2 : Symbols - Push Buttons & Indicators1:44
In this lecture we will be studying about the symbols of Push buttons and Indicators.
We will also learn about the difference between momentary and latching action function.
Section 1.4.3 : Symbols - Instrument transformers & Meters2:21
In this lecture we will be studying about the symbols of Instrument transformers and various types of meters.
Current Transformers (CT's) & Potential Transformers (PT's)
Ammeter
Voltmeter
kWh meter
Frequency meter etc.
Instrument Transformer Symbol
Section 1.4.4 : Symbols - Protection Devices2:42
In this lecture we will be studying about the symbols of various types of protection devices used in the circuits such as
Fuse
Over voltage relay
Under voltage relay
Thermal overload relay
Timer
Thermostat
Terminals etc.
Relay Symbol
Section 1.5 : Quick recap !!1:33
Quick Recap of the topics cover in section 1.
Basic of Schematics
Template
Symbols - Switching devices , meters , indicators protective devices etc.
Terminal Symbol

Section 2.1 : On & Off Load Applications2:24
Welcome to Section 2 of Electrical Schematic course.
We will first understand what is on load and off load application.
Then later in this section we will learn more about certain key components to understand where, and why, symbols of these components must be placed in a schematic.
We will cover the following switchgears:
Switch – Isolators
Circuit Breakers
Contractor and contacts
Lamps and Push buttons
Meters and Protection devices
On load and Off load devices.
Section 2.2 : Switchgear Details - Isolators1:58
In this lecture, we begin with our study on the first switchgear i.e. Isolators
We will learn
what is an isolator ?
Understand where Isolators can be used.
Keeping our understanding of the lesson learnt in section 2.1, we will learn whether the Isolator is an ON load device or an OFF load device. So, lets us being our learning.
Isolator
Section 2.3 : Switchgear details - Circuit Breaker2:24
In the previous lecture we learnt about the Isolator. We will now learn about Circuit Breakers.
We will learn the definition of circuit breaker and its review its symbol. Then we will understand the difference between and Isolator and circuit breaker.
We will also see the different types of circuit breakers based on their application
VCB
SF6
ACB
MCCB
MCB.
Circuit Breaker and Isolator
Section 2.4 : Switchgear Details - Contactor and Contacts6:43
We will learn about contactor and contacts. This one of the key switchgears used to develop logic and control in the circuit.
We will learn about
Power contactor
Auxiliary contactor
Contact numbering
Application of contactor
Limitation of contactor
Aux. Contactor
Section 2.5 : Switchgear Details : Indicators, Metering & Instrument Transformer4:18
In this lecture we will learn more about Indicators. Then we will move on to meters and finally learn why instrument transformers are need to used with meter & certain protective devices.
Switchgear Details: Indicators, Metering & Instrument Transformers
Section 2.6 : Protection Devices.2:33
In this lecture we will learn more on protection devices and learn that certain protection devices are directly connected in the power circuit whereas others are connected using instrument transformer.
Thermal overload relay.
Section 2.7 : Recap4:23

Section 3.1 : Basics of power & control circuit4:33
Welcome to this section on designing of schematics. In this section we will learn to develop simple circuits. While learning to develop circuits we will come across various concepts used to design schematics. But before we can start designing schematics there certain basic concepts about the schematic that we should be aware of.
In this lecture we will learn about the Basics of power and control circuit. We will learn
What is power circuit ?
What is a control circuit?
What is the difference between them ?
So, lets begin our learning.
Power and Control Circuit
Section 3.2 : Designing Power circuits2:19
Welcome to this lecture on Power Circuit.
Here we will learn to design simple power circuits. We will use all the basic concepts that we have learnt till now to start designing schematics.
We will go in step by step method. Hence, we will be first defining the requirement and then start designing it.
Therefore, we recommend you to keep a pen and paper handy with you from now on. You may pause the lecture in between and try designing the circuit based on the requirement. This will help you learn & understand faster.
Section 3.3 : DOL Circuit1:41
In this lecture we will get a basic understanding of the Direct on line starters and what are the other types of motor starter circuits that are used for starting a motor.
DOL circuit
Section 3.3.1 : DOL Circuit Part 1 : Switching of Motors3:39
Welcome to this lecture on DOL circuits. In this lecture we will learn:
How to design a basic DOL Circuit?
And why are motor starters required during starting of a motor?
Overload Protection & Switching Device
Section 3.3.2 : DOL Circuit Part 2 : Overload Protection to the motor4:19
Overload Protection
Section 3.3.3 : DOL Circuit Part 3 : Hold-on Contact4:41
Hold-on Contact
Section 3.3.4 : DOL Circuit Part 4 : Controls of Motor4:09
Stop Push Button
Section 3.4 : Reading and understanding schematics7:46
Reading & understanding Schematics
Section 3.4.1 : Reading and Understanding Schematics.3:47
Legends
Section 3.5 : Indication circuits7:10
Control Circuit
Section 3.6 : Local and Remote Operation2:03
Local and Remote Operation
Section 3.6.1 A : Local and Remote Circuit3:56
Section 3.6.1 B : Local and Remote Circuit6:14
Remote Indication
Section 3.6.2 : Terminals and Termination3:52
Section 3.7 : Auto Manual Operation7:05
Section 3.8 : Selector Switches in Circuits5:00
Section 3.8.1 : Auto Manual Selector Switch3:51
Section 3.8.2 : Incorporating L/R & A/M Selector switch2:07

Section 5.1 : Basics Of Metering Circuit4:30
Welcome to this section on Metering circuits.
In this lecture we will be covering basics of meters and understand how voltmeter and ammeter can be connected in a circuit.
Ammeter
Section 5.2 : Simple Metering Circuits2:45
Here we will use the lesson learnt in the previous lecture and develop basic metering circuit.
Ammeter Input Current
Section 5.3 : Instrument Transformers in Metering Circuits.3:45
Section 5.4 : Incorporating Instrument Transformers in Metering Circuits4:46

Section 6.1 : Schematics in Switchboards2:07
In the lecture, we will understand where schematics find extensive application.
Schematics in Switchboards
Section 6.2 : Quick Recap2:35
Welcome to the last lecture, we will sum up all the concepts that we have covered throughout this course and we will also share what is the next step to do after completing this lecture.
Practice question on designing schematic
Next Step0:39

Requirements

Should have a basic degree or knowledge in Electrical Engineering - B tech, B.E., Diploma or any similar relevant educational background

Description

Electrical Schematics (Industrial Controls) is a basic course to start learning how to read, understand & design electrical schematics or electrical drawing (power and control circuits). We have covered various concepts that are required to design schematics. We start with very basics and eventually build on it.

We are also thrilled to share that this course has earned the high ranking of 9.4/10 by CourseMarks and ranks in the TOP 4% of 94,680 courses!

Some of the topics that you will come across are:

1) Basic details on schematics - What is schematic ? Where is it used ? Why is it needed?

2) Reading & Understanding Schematic - Title block, Disclaimer, Template, Designations, Cross-referencing, Legends etc.

3) Electrical Symbols & Switchgears - Electrical Symbols along with definition & images. Key technical details about switchgear like circuit breakers, Contactors Isolators, Meters , Indicators & Protection devices

a) Learn Off load & On Load devices

b) Difference between isolators & circuit breakers

c) NO & NC contacts

d) Power & Auxiliary Contactor - contact numbering, advantages & limitations etc.

e) Instrument Transformers

f) Protection Devices

4) Designing circuit - in a step by step method - DOL Motor Starter Circuit

Control of motors - Star / Stop, Trip
Hold-on Contact
Indication circuits
Local remote
Auto manual operations

5) Basics of electrical interlocking

6) Basics of Metering Circuits

7) Application in Switchboards and practice questions.

Who this course is for:

Final year engineering - B tech, B.E., Diploma.
Electrical Engineers who want to work as electrical designers
Anyone planning to work in LV/ MV Switchboard Manufacturing Companies
Students who want to pursue a career in electrical automation
Students who want to work in electrical contractors and consultants companies.
Anyone who wants to understand electrical control concept / designing of systems/ complicated controls/ various industrial and commercial domestic application.

Electrical Schematics (Industrial Controls)

What you'll learn

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Course content

Introduction & Concept Building on Schematics & Symbols/ Legends9 lectures • 27min

Section 2 : Key Switchgears7 lectures • 25min

Section 3 : Designing of Schematics18 lectures • 1hr 18min

Section 4 : Basic of Interlocking2 lectures • 12min

Section 5: Metering Circuits4 lectures • 16min

Section 6 : Application of Schematics and Quick course recap3 lectures • 5min

Requirements

Description

Who this course is for: