EEDD (Diploma Electrical Engineering 3rd)

1. Symbols and Signs Conventions

Various Electrical Symbols used in Domestic and Industrial Installation and

Power System as per BIS.

2. 2.1 Design and Drawing of panels/Distribution board using MCBS,

ELCB main switches.

2.2 Single line and wiring diagram for light and fan points and

PowerPoint of a drawing room measuring 7mt x 5mt.

2.3 Single line and wiring diagram of workshop measure 10mt x 4mt

containing 4 motor of 2HP each.

2.4 Simple Electric Circuit (Wiring of Single line diagram)

3. Orthographic projections of simple electrical parts

3.1 Bus bar post

3.2 Pin type and shackle type insulator

3.3 M.C.B. and E.L.C.B Placed on Distribution Board.

4. Drawing of Machine Parts

4.1 Rotor of a squirrel cage induction motor

4.2 Pole and coil of DC machine.

4.3 Slip rings of 3-phase induction Motor.

5. Reading and Interpreting drawings related to substations, industrial

and domestic circuits.

6. Contactor Control Circuits: Schematic and wiring diagram

6.1 DOL Starter of 3-phase induction Motor.

6.2 Forwarding/reversing of 3-phase induction motor

6.3 Limit switch control of a 3-phase induction motor

6.4 Automatic star-delta starter for 3-phase induction motor.