Fitter Engineering Drawing

1 Three phase Induction motor
Free hand sketching of Slip-ring and Squirrel cage Induction motor.
Typical wiring diagram for drum controller operation of A.C. wound rotor motor.
Drawing the schematic diagram of Autotransformer starter, DOL starter and Star Delta
Starter.
Drawing the schematic diagram of A.C. motor speed control by SCR /AC Drive.

2 Alternator
Tracing of panel wiring diagram of an alternator.
Drawing the schematic diagram of automatic voltage regulators of A.C. generators.

3 Winding
Drawing the development diagram for D.C. Simplex Lap & Wave winding
with brush position. Drawing the development diagram of A.C 3 – Phase, 4 Pole 24
slots single layer winding.

4 Control Panel
Practice in reading panel diagram.
Local & Remote control of Induction motor with inching.
Forward & Reverse operation of Induction motor
Automatic Star Delta Starter
Automatic star delta starter with change of direction of rotation
Sequential control of three motors.

5 Domestic Appliances
Fire, Alarms, Electric Iron, Heater, Electric Kettle, Heater / Immersion Heater, Hot
Plate, etc.

6 Distribution of Power
Types of insulator used in over head line. (Half sectional views)
Different type of distribution systems and methods of connections.
Layout diagram of a substation.
Single line diagram of substation feeders.