Electrical Design & Drafting

 Introduction

Power sysytem

Understanding the course

Fundamental objectives of Designing (IEEE)

Fundamental Factors

Project Planning

Basic of Electrical Designing

Types of loads and their nature

Different powers exist in the system and their practical use

Selection of single phase & Three Phase

Understanding the load Current of Feeder Current

Calculation of Power

Single line Diagram / One Line Diagram

Codes & Standards

NCE & NFPA

IEEE

IEC

NEMA

Fundamental Factors Project Planning

Voltage Consideration

Introduction

Why it is important to Consider the Correct Voltage level

Relation of Voltage level with Perfomance ,reliability,and efficiency of the System

Important Terms

System voltage Classes

Standard voltage and frequency

Interior Designing

Total Connected Load (TCL)

Demand Factor and Demand  Load

Circuit Designing  

Load Balancing

DB Size

Electric Motors

Introduction

Motor name plate understanding

Locked Rotar/Starting Current Calculation of Motor

Circuit designing -Circuit element Selection

Protection of the System

Introduction

LV Protection system & its requirement

Causes of faults

Short Circuit, Overload & Earth Leakage

Types Of Circuit breakers used in LV System

MCB, MCCB, ACB & RCB /RCB -Working Principle, Classifications, ratings

Selection of Circuit Breaker as per the application

Selection of Electrical Equipment

Introduction

Operating Principle

Types of Transformers

Cooling Method

Tap changing transformer

Parallel Operation Conditions

Selection Criteria

Size Calculation

Diesael Gen

Introduction

Types of DG sets (based on ratings)

Load acceptance concept

Control system

Factors affecting DG output ratings

Size calculation

UPS - Uninterrupted power supply

Introduction

Why is power protection important?

Types of UPS

Types of UPS deployment

Selection of UPS - 3 phase & 1 phase

Different UPS configurations

UPS size calculation

Busbar

Introduction

Application of bubars

Size calculations

Lighting protection system

Necessity of LPS

Sources of damage

Types of possible losses

Selection criteria

Power Cable

Introduction

Types of power cables

parts of cables

Classification of Insulation

Selection of Power cables

Size Calculation of power Cables

Voltage Drop Calculation

Short Circuit Current (SCC)

Circuit Breaker Tripping Tim

Earthing

Introduction

Types of earthing

Selection of Earthing System elements

Harmonics

Introduction

Linear & nonlinear load

Understanding the harmonics concept

PCC Concept

Origin of harmonics

Harmonics indicates

Effects of Harmonicons

Maximum permissible harmonic levels in the system

Mitigation techniques of harmonics

Software

Autocad / on Demand videos

Electrical Drafting (on Demand Videos )

To make learning easy and intresting th completed drafting part is divide in to three sections.

Basic of Electrical Drawing

Autocad

Software Electrical Service Drawing