Electrical Designing & Drafting

Electrical Designing & Draughting

A. FUNDAMENTALS

Introduction to MEP and Scope of Electrical Designing and Drafting, Duties and Roles of a Electrical Design Engineer & Draftsman, General concepts of electrical generation, Transmission and Distribution, Brief Description of Resistive, Inductive & Capacitive loads, Different Types of Equipments and their loads as per standard  specifications, Practical Exposure to Lighting, Power, Fire Alarm, Emergency lighting Electrical services, House Wiring Concepts.

B. ELECTRICAL DESIGN CALCUALTION
LOW POWER

Lighting, Types of light (GLS,FTL, CFL, LED, MVL etc.) and application, Light selection by manual method, CGLux Software, Relux  Software, DIALux Software for Calculation of number of  light fixtures  based on LUX Level.

FANS

Types and selection of Ceiling fans in a space as per  Standards, Types and selection of Exhaust Fans Based on Air Changes per Hour, SOCKET DESIGN AS PER NEC CODE.

POWER SERVICES

Power Socket Selection, Selection of Motors for Pump House, Selection & applications of Motors for Fire Fighting Pumps, Load Scheduling for (Single House, Apartment, High Rise, Industrial, Commercial Buildings) Common Area, open Area and load Calculations

CABELS

Brief Description of Conductors, Strands, Cores and insulation of a Cable, Description of Armoured & Un-Armoured Cables, Selection of cables Using BRITISH Standards, Selection of cables Using INDIAN Standards, Selection of Cable Trays. According to US National Electrical Code, Sizing of Conduits, Trunking, Raceways and Trenches. Voltage Drop Calculations Using a) Indian Standards. b) NEC Standards  c) British Standards. Short Circuit calculations  in a Building.

SWITCH GEARS (Circuit Breakers)

A Brief description of Fuse, MCB’s, MCCB’s, Air , Vacuumed, Oil and SF6 Circuit Breakers, Selection of  Circuit Breakers based on International Electro Technical Commission (IEC) & European Standards, Selection of  ELCB.

PANEL BOARDS

Description of different types of Panel Boards (MDB, SMDB, SDB…, etc.)

TRANSFORMER

Type, Inter connections and Selection of transformers Depending on Load & losses, Transformer room sizing.

SINGLE LINE DIAGRAM

Description of Single line Diagram for Individual, Residential, Commercial, Industrial and Hospitalized Buildings.

EARTHING

Earthing Calculations & Selection of Earthing according to the requirement of buildings.

LIGHTING ARRESTERS

Introduction to Lightning Arresters and design calculations to adopt Lightning Protection System

SOLAR PANELS

Brief Description about the Solar Panel and their Devices Calculations for the Selection of 1) Solar panel. 2)Solar Regulars. 3) Solar Battery and 4) Solar Inverters. Cable Sizing for Solar Panel.

UPS Selection :

Calculations for the Selection of UPS to Emergency Lighting Services, Calculations for the Selection of UPS to Lifts/ Elevators.

LOW CURRENT SYSTEM

Close Circuit Television (CCTV) : Description about the Types of Cameras and Placing of cameras at required Locations, Public Addressable Systems : Calculations for the selection  of Number of  Speakers in a space, Fire Fighting services: Load calculations and Cable Sizing for Fire Alarm system (i.e. Smoke Detector, Heat Detector, and horns), Communication : TV, Telephone , Intercom, & Internet Networking and selection of Types of Cable for them, Electrical Engineers Work With HVAC Professionals (MCC), Open Area Calculations (power and lighting).

C. SOFTWARE DESIGNING

RELUX, CG LUX DIALux (Lux level Calculations), Anixter (Cable Sizing), Tray Cad (Cable tray Routing), Master  Converter (for Conversion).

D. ESTIMATION AND COSTING OF PROJECT

Understanding the tendering requirements, Quantity take off, Preparing Inquiry for Suppliers & Finalizing the suppliers. Final Billing & Quotations finalization

E. PROJECT PROCUREMENT WORK

Preparation of purchase orders, Quotation Evaluation Sheet.

F. ELECTRICAL DRAUGHTING

Representation of Concepts Design Drawing, Design Drawing & Shop Drawing, Symbols and Legends : Lamps, Fans Sockets, Exhaust Fans, A/C, Geyser etc.,

Drawing Details : Single Line Drawing (SLD), Lighting Layout, Power Layout, Earthing Layout, Emergency Lighting Layout, CCTV Layout, Public Addressable Layout, Fire Alarm Layout, Communication, Cable Tray , Bus Bar Layouts, Bus Duct Riser Drawing.

GREEN BUILDING DESIGN IMPLEMENTATION

Occupancy Sensor, Daylight Sensors, PV-Panels, Concept of Solar Chillers(VAM).

STANDARDS :

Designing as per Electrical Standards: NEC, BS, DEWA, ADEWA, IEC, NEMA, NFPA etc.