sc JNTU-K B.TECH R19 3-2 Syllabus For Electrical estimation and costing PDF 2022 – Cynohub

# JNTU-K B.TECH R19 3-2 Syllabus For Electrical estimation and costing PDF 2022

### Get Complete Lecture Notes for Electrical estimation and costing on Cynohub APP

You will be able to find information about Electrical estimation and costing along with its Course Objectives and Course outcomes and also a list of textbook and reference books in this blog.You will get to learn a lot of new stuff and resolve a lot of questions you may have regarding Electrical estimation and costing after reading this blog. Electrical estimation and costing has 5 units altogether and you will be able to find notes for every unit on the CynoHub app. Electrical estimation and costing can be learnt easily as long as you have a well planned study schedule and practice all the previous question papers, which are also available on the CynoHub app.

All of the Topic and subtopics related to Electrical estimation and costing are mentioned below in detail. If you are having a hard time understanding Electrical estimation and costing or any other Engineering Subject of any semester or year then please watch the video lectures on the official CynoHub app as it has detailed explanations of each and every topic making your engineering experience easy and fun.

### Electrical estimation and costing Unit One

#### Electrical Symbols and Simple Electrical Circuits

Need of electrical symbols, list of symbols, Electrical Diagrams, Methods of representation for wiring diagrams, introduction to simple light and fan circuits, system of connection of appliances and accessories, simple examples on light and fan circuits.

### Electrical estimation and costing Unit Two

#### Design Considerations of Electrical Installations

Electric supply system, Three-phase four wire distribution system, protection of electric installation against overload, short circuit and earth fault, earthing, neutral and earth wire, types of loads, systems of wiring, permissible of voltage drops and sizes of wires , estimating and costing of electrical installations

### Electrical estimation and costing Unit Three

#### Electrical Installation for Different Types of Buildings and Small Industries

Electrical installations for electrical buildings, estimating and costing of material, simple examples on electrical installation for residential buildings, electrical installations for commercial buildings, electrical installation for small industries

### Electrical estimation and costing Unit Four

#### Substations

Introduction, types of substations, outdoor substations-pole mounted type, indoor substations-floor mounted type, simple examples on quantity estimation.

### Electrical estimation and costing Unit Five

#### Motor control circuits

Introduction to AC motors, starting of three phase squirrel cage induction motors, starting of wound rotor motors, starting of synchronous motors, contractor control circuit components, basic control circuits, motor protection

### Electrical estimation and costing Course Objectives

 Introduce the electrical symbols and simple electrical circuits  Able to learn the design of electrical installations.

 Able to learn the design of electrical installation for different types of buildings and small industries.

 Learn the basic components of electrical substations.  Familiarize with the motor control circuits.

### Electrical estimation and costing Course Outcomes

After the completion of the course the student should be able to:

 identify the various electrical apparatus and their interconnections.

 select suitable electrical supply system and design earthing systems of various electric loads.

 estimate the cost for installation of wiring for different types of building and small industries.

 identify the components of electrical substations.

 design suitable control circuit for starting of three phase induction motor and synchronous motor.

### Electrical estimation and costing Text Books

1. Electrical Design and Estimation Costing – K. B. Raina and S.K.Bhattacharya – New Age International Publishers.

### Electrical estimation and costing Reference Books

1. Electrical wiring estimating and costing – S.L.Uppal and G.C.Garg – Khanna publishers, sixth edition, 1987.

2. A course in electrical installation estimating and costing – J.B.Gupta –Kataria SK & Sons.