ELECTRICAL

 

DESIGNING DRAFTING INSTALLATION &ESTIMATION

COURSE SYLLABUS

 

ELECTRICAL SOFTWARES
  1. AUTO CAD2D
  2. CURRENT CALCULATOR
  3. CABLE SIZER
  4. UPS& BATTERY SIZING CALULATIONS
  5. E-TAP software
  6. DIA-lux
  7. CG-lux
  8. PDF extender for reports
  9. XL programs
  10. 33/11kv substations layout details

Real Time Projects Based on International Standards

1) Villa project

2) Hospital Project

3) High Rise Building

4) Sample projects

CHAPTER: 1 INTRODUCTION TO THE SERVICES USED IN BUILDING
  • Over view of Building Services
  • Types of Projects in Building Services
  • Application Of MEP  projects
  • Implementation of Electrical in MEP
CHAPTER: 2 BASICS OF ELECTRICAL ENGINEERING
  • Basis of Electrical Engineering
  • Fundamentals of Electrical
  • Types of electricity
  • Source of electricity
  • Generation, Transmission & distribution of electricity
  • Ohms law
  • Symbols
  • Definitions, Terms & terminologies
  • Important formulas
CHAPTER: 3 TYPES OF PANELS
  1. Main LT panel.
  2. APFC panel.
  3. MCC panel.
  4. Mimic panel.
  5. Draw out panel.
  6. Change over panel.
  7. Annunuator panel.
  8. Firefighting panel
  9. Relay panel.
CHAPTER: 4 TYPES OF TIMER
  1. ON delay timer.
  2. OFF delay timer.
  3. 24 hours timer (switch).
  4. CYCLIC timer.
  5. STAR DELTA timer.
  6. PUSH button.
  7. NO (normally open).
  8. NC (normally closed).
CHAPTER:5 CONTACTORS: PRINCIPAL, OPERATION, SIZES, USES.
  1. Types of faults.
  2. Short circuit fault.
  3. Open circuit fault.
  4. Over voltage fault.
  5. Over current fault.
CHAPTER:6 DESIGNING OF SUBSTATION (EQUIPMENT & ITS FUNCTION).
  1. 11kv substation.
  2. 33kv substation.
CHAPTER:7 ELECTRICAL DESIGN CALCULATIONS
  1. Load & maximum demand calculation
  2. Transformer sizing calculation
  3. Diesel Generator sizing calculation
  4. Short circuit calculation
  5. Voltage drop calculation
  6. Capacitor sizing calculation
  7. Cable sizing calculation
  8. Earthing calculation
  9. Lighting calculation
  10. UPS/Inverter sizing calculation
  11. Battery sizing calculation
CHAPTER:8 INTRODUCTION
  1. Electrical Services design
  2. Work flow in building construction design
  3. Steps involved in Designing of Electrical Services
  4. Standard Voltage level
  5. Codes & Standards
CHAPTER:9 ELECTRICAL EQUIPMENTS AND THEIR APPLICATIONS USED IN THE INSTALLATION
  1. Control devices
  2. Measuring devices
  3. Circuit protection devices
  4. Transformers 
  5. Diesel generators
  6. Capacitors
  7. Bus ducts, Busbars, Cables (HT/LT) & wires
  8. Motors & Pumps
  9. Isolators & socket outlets
  10. UPS/Inverter& Battery banks
  11. Earthing or Grounding
CHAPTER:10 LIGHTING SYSTEM DESIGN
  1. Type of Lighting Fixtures
  2. Preparation of Fixture Schedule
  3. Lighting Calculation
  4. Lux/ FC Requirement
  5. Calculation on Dialux
  6. Lighting Layout Design
CHAPTER:11 ILLUMINATION DESIGN
  1. Basics – Luminance
  2. Illuminance
  3. Lamp&luminarie difference
  4. Basic types of lightings- Internal & External
  5. Lumen,Lux
  6. UF,CU
  7. Calculation of no. of lighting fixtures
  8. Space Height Ration,
  9. Mounting of lighting fixtures
  10. Calculations on Dialux software
Chapter-12 ELECTRICAL /POWER SYSTEM DESIGN
  1. Types of power sockets connected in building
  2. 3-pin socket connection diagram
  3. Selection of power socket
  4. Power system layout design
  5. control switch board wiring
CHAPTER:13 CABLE SELECTION, SIZING & ROUTING

 

  1. Cable Selection
  2. Cable Sizing
  3. Preparation of Cable Schedule
  4. Types of cables used –XLPE & PVC Cables.
  5. Over load protection of motor selection of cables as per Indian Standards & Saudi Standards &DEWA.
CHAPTER:14 CABLE ROUTING
  1. (a)Conduit : Types of conduit-Rigid, Steel, IMC, EMT,PVC, PVC-Coated, Liquid- Tite/Seal lite Conduit selection
  2. (b)Cable Tray : Cable Tray material, finishing of cable tray, types of cable trays- Ladder Type, Solid Bottom cable tray, Trough Cable tray, Channel Cable tray, Wire mesh cable tray, Single , Rail cable tray
CHAPTER: 15 IP RATING FOR ELECTRICAL ENCLOSURE
CHAPTER:16 CIRCUIT BREAKERS
  1. Type of Circuit Breakers
  2. Circuit Breaker Selection
CHAPTER:17 LOAD SCHEDULE PREPARATION & SINGLE LINE DIAGRAM(SLD)

Load Schedule Preparation

  1. Introduction
  2. Types of DBs, SMDBs & MDBs
  3. DB Load Balancing & Scheduling

Single line diagram (SLD)

  1. Introduction
  2. Lighting SLD
  3. Power SLD
Chapter- 18 EARTHING
  1. Importance of Earthing , points to be earthed
  2. Methods of Earthing (or) types – Plate, Pipe, Rod, Strip
  3. Calculation of Min-Cross Section area of earthing conductor
  4. Standard Earthing Weight Size of Earthing Conductor.
Chapter-19 DG SET
  1. Types-stand by power ratting dg set.
  2. Continuous power rating dg set.
  3. Example for calculation
Chapter-20 UPS
  1. Types-offline & online ups
  2. Example for calculation
CHAPTER:21 CODES & STANDARDS TO BE FOLLOWED
  1. Dubai Electricity & Water Authority (DEWA) Regulations
  2. Abu Dhabi Distribution Company (ADDC) Regulations
  3. Regulations of Dubai civil defense
  4. International regulations such as BS, NEC, IEC, NEMA, NFPA
  5. Indian Electricity rules
  6. SECO (Saudi Electricity company)
  7. IEEE regulations
  8. NFPA Rules
CHAPTER:22 MAJOR ELECTRICAL LOADS USED IN THE INSTALLATION
  1. Lighting load – Internal & external
  2. Utility power load
  3. Mechanical loads like Chillers, AHU’s, FCU’s, Pumps, Fans etc.
  4. PHE & FF loads like Water transfer pumps, Booster pumps, Fire
  5. Fighting pumps, Jockey pumps etc.
  6. Lifts (Elevator) load
  7. Computer & data center (Server) loads for office
  8. Means of electrical distribution for installation
  9. Panels(HT/LT)/Switch Board/Motor control centers (MCC’s)/Final Distribution boards (DB’s)
  10. Cable trays, trucking or raceways, conduits & underground ducts  building
CHAPTER:23 HVAC SYSTEM DESIGN
  1. Types of Air Conditioners
  2. Loads for Air Conditioners
  3. Selection of Disconnection Switch for particular3. Switch loads for Air Conditioners
  4. Air Conditioners System layout Design
CHAPTER: 24 CABLE TRAY DESIGN
  1. Types of Cable Tray, Cable ladder, Trench etc.
  2. Selection of Cable Tray
  3. Cable Tray Layout Design
  4. Various design stages & Sequence of electrical design procedure
CHAPTER: 25 CONCEPT DESIGN STAGE:
  1. Understanding the building plans, elevations & section;
  2. Gathering specific data from the utilities(Electricity board)
  3. Understanding clients specific requirements
  4. Assessment of the type of installation like outdoor/indoor substation(Point of supply)
  5. Preparation of basis of design which should include the cost estimate.
CHAPTER: 26 SCHEMATIC DESIGN STAGE:
  1. Preparation of Load calculation to arrive maximum peak demand
  2. Sizing of all Equipment, cables & cable trays
  3. Electrical design calculations
  4. Preparation of single line schematic of electrical distribution system with metering options
  5. Preparation of equipment layouts like Substation, plant rooms.
  6. Preparation of lighting, small power, earthing & miscellaneous layouts
  7. Preparation of technical specification
CHAPTER:27 DETAILED DESIGN STAGE:
  1. Preparation of detail layouts including sectional details wherever required
  2. Coordination with other services like HVAC,PHE & FF layouts
  3. Preparation of bill of quantities(BOQ)
  4. Issue for tender
CHAPTER:28 CONSTRUCTION DESIGN STAGE: (GENERALLY THIS STAGE IS PERFORMED BY ELECTRICAL CONTRACTORS)
  1. Preparation of shop drawings based on the tender drawings issued by electrical consultants for installation.
  2. Preparation of as built drawings and handing over to client’s representative, after installation, testing & commissioning.
CHAPTER:29 CLOSED CIRCUIT TELEVISION(CCTV)
  1. Types of Cameras
  2. Working & Circuiting
  3. Selection of Cameras
  4. CCTV system layout
CHAPTER:30 PUBLIC ADDRESSABLE SYSTEM
  1. Introduction
  2. Working & Circuiting
  3. Selection of Speakers
  4. System layout design
CHAPTER:31 FIRE ALARM SYSTEM
  1. Introduction
  2. Types of fire alarm systems
  3. Components of fire alarm system
  4. System layout design
CHAPTER:32 COMMUNICATION SYSTEM
  1. Types of cables used
  2. Telephone
  3. Internet network
  4. Intercom network
  5. System layout design
  • LIST OF MAUFACTURERS
  • DEWA REQUIREMNTS
  • DEWA SUBMUSSIONS
  • DEWA APPROVALS
  • DEWA CONNECTIONS
  • DEWA EXAM GUIDELINES

 

QA/QC OF ELECTRICAL SYSTEMS:

  • Scope of QA/QC
  • Megger Test
  • Earth Resistance Testing 
  • Testing of Breakers
  • Short circuit tests for breakers and electrical components
  • Guidelines for installation by the consultant
  • Required tools and materials for safety carrying the work
  • RFI details and documents
  • Testing & Commissioning for electrical equipment’s
  • Quality control of work as per specification
  • Required tools and equipment at the time of Inspections

Estimation

  • Preparation of Bill of Quantity as per the project – BOQ
  • Preparation of Material Submittals and material take off
  • List of the Equipment’s and manufactures and the costing of the projects
  • Preparation of consultant check list
  • Cost Estimation
  • Tracking List for project completion daily and weekly report