Details in PDF

1. 1. Introduction to LPS Materials
   2. When Need to Install LPS for Building
   • Classification of Structure/Building Criteria for LPS Design (Class-I & II Building Selection)
   1. Class-I Materials Specification
   2. Class-II Materials Specification
   3. Air Terminal Installation
   4. Bimetallic Connector
   • Main & Down Conductor Installation
   1. Type of Roof
   • Flat / Gently Slopping Roof
   • Pitched Roof

   Class-07 (Project Design)

   1. Flat/Gently Slopping Roof Project Design (RCC Building)

   Class-08

   1. Flat/Gently Slopping Roof Project Design (Factory Shed Building)

   Class-09 (Exam)

   1. Assignment Have to Submit properly
   • After passed in Exam Certificate will be provided

1. Class-10 & 11 (Preparation of Electrical Design)

   1. How to Practice Engineering Code & Related Guidelines.
   • Importance of Engineering Code for Design
   • Combination of Engineering Code & Practices
   • Engineering Code & Team Work
   • Real Life Examples
   • Attached: References with Article Number & Edition

    

   1. Basic Idea of Electrical Design (Definition with Explanation)
   • Proposed/Masterplan Drawing & Design
   • As-Built Drawing
   • Single Line Diagram (SLD)
   • Electrical Layout Diagram
   • Attached: References with Article Number & Edition

    

   • Various Type of Cable
   • Definition of RM, RE, SM, BYA, NYY, XLPE Cable & where use it
   • Engineering Cable Code & Color Code with Details
   • Electrical Load from BNBC
   • Load Calculation with Short method

    

   1. Various Type of Circuit breaker & its uses
   • Miniature Circuit Breaker (MCB) & when have to use
   • Molded Case Circuit Breaker (MCCB) & when have to use
   • Air Circuit Breaker (ACB) & when have to use
   • Load Break Switch (LBS) Selection
   • Vacuum Circuit breaker (VCB) Selection
   • Circuit Breaker with Cable Combination for proper Design as per Any Audit

    

   1. Circuit breaker Selection Method from Engineering Code for Industrial Audit
   • Circuit Breaker Selection According to BNBC
   • Circuit Breaker Selection According to NFPA-70 (NEC)/ACCORD/RSC Requirement
   • Circuit Breaker Selection For Substation
   • Discussion about Circuit Breaker Set Point

    

   • Busbar Current Calculation from NFPA-70 (NEC) & Selection
   • Copper Busbar Current Calculation
   • Aluminum Busbar Current Calculation
   • Bus bar Weight Calculation
   • Available Size of Busbar
   • RSC Audit CAP/Findings Discussion about Busbar

    

    

   Class-12, 13 & 14 (Substation Design)

   1. Preparation of Substation Design
   • Introducing to various type of equipment of Substation
   • Like Transformer, HT & LT Switchgear, PFI, CT, PT etc.…

    

   1. Transformer
   • Transformer Rating/Capacity Selection
   • Transformer Primary/HT Current Calculation with Short Method
   • Transformer Secondary/LT Current Calculation with Short Method

    

   • HT & LT Cable Selection
   • HT Cable Selection with Requirements of License board
   • LT Cable Selection using RSC/Any Audit Cable Chart
   • Circuit Breaker with Cable Combination for proper Design as per Any Audit

    

   1. Voltage Drop Calculation
   • Voltage Drop Calculation of Cable
   • Discussion about Allowable Voltage Drop as per BNBC & NFPA-70

    

   1. PFI Selection
   • Introducing to PFI
   • Why PFI 60% (Proved using Power Triangle equation)
   • PFI Static Capacitor Stage Selection
   • Capacitor Current Calculation
   • Magnetic Contact Selection
   • HRC Fuse Selection
   • Relay Controller Setting Calculation
   • When need two Capacitor Panel

    

   1. Current Transformer (CT) & Potential Transformer (PT)
   • HT CT & PT Selection (11kV Side)
   • LT CT Selection

    

    

   Class-15 & 16 (Earthing System)

    

   1. Earthing Cable Selection
   • Earthing Cable Selection as per BNBC -2006 & 2020
   • Earthing Cable Selection Using Adiabatic Calculation
   • Thumb/Short Rules for Earthing Cable Selection

    

   1. Earthing System Design
   • Various Type of Earthing
   • Copper Rod Earthing, Copper Plate Earthing, GI Pipe Earthing
   • Depth of Earth Pit
   • Earth Electrode Size, Minimum Earthing Lead Size
   • Difference between Earth Electrode, Earthing Lead & Earth Continuity Conductor
   • Preparation of Earthing Layout for Substation & Generator
   • Number of Earth Pit Selection as per BNBC & Adiabatic Equation
   • One Earth Pit to Another Earth Pit Distance Requirements Discussion

    

   • Transformer Earthing
   • How many Earthed need for Transformer & Generator Body Earthing
   • Transformer & Generator Neutral Earthing

   Ref: BNBC & Bangladesh Electricity Act-1937

    

   Class-17 – 19 (Substation Design Exam Preparation)

   1. Substation Design
   • Assignment-01 (2000kva/More Capacity S/S Design) Must be submitted
   Online Exam Preparation

Class-20 & 21

1. How to Field Assessment, Data Collection & Prepare Proper SLD

• How to Prepare SLD from Electrical Assessment Data
• How to Draft SLD for final Drawing
• How Many Load Information Add to SLD
• How to Prepare Proposed SLD from As-Built SLD

Class-22 & 23 (Understanding Audit CAP & SLD Correction)

1. SLD Correction & CAP Preparation for Audit

• Understanding Audit Observation & Review of SLD
• Audit Review & Recommendation Solving
• Home Work: Home work for online exam.

Class-24 & 25 (BBT SYSTEM UNDERSTANDING & SLD)

1. SLD of BBT System

• Introducing to BBT
• How to Prepare of SLD for BBT
• BBT Reduction Method as Per NFPA-70
• Schematic Diagram of BBT

Class-26 & 27 (Final Assignment-02 & Online Exam Preparation)

1. Final Assignment

• Discussion About Assignment-02
• Preparation procedure of SLD for Audit
• Preparation of Load Schedule in Excel for Audit

Online Exam Questions Idea

Class-28 & 29 (Electrical Test Report Preparation)

1. Earth Resistance Test & Report Preparation
2. Cable Insulation Resistance & Report Preparation

• Thermography Scan Test & Report Preparation

Class-30 & 35 (Factory Visit, Observation & Audit Report Preparation)

1. About 100 Rules from Engineering Code
2. Pictorial Evidence
3. Audit Report Preparation

Class-32 & 33 (100+ Building Electrical Code Rules Explanation)

100+ Electrical Design Code Rules From BNBC

• Importance Engineering Code Rules are included
• Each Rules will be Explained in Bangla
• Each Rules Code Reference will be mentioned with Page Number

Class-34 & 35 (Understanding Fundamentals of NFPA-70 )

• NFPA-70 TECHNICAL TERMS
• Mandatory & Permissive Rules explanation
• Electrical Safety with Working Clearance details

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