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Electrician

  • Identify terminals, parts and connections of different types of DC machines.
  • Measure field and armature resistance of DC machines.
  • Determine build up voltage of DC shunt generator with varying field excitation and performance analysis on load.
  • Test for continuity and insulation resistance of DC machine.
  • Start, run and reverse direction of rotation of DC series, shunt and compound motors.
  • Perform no load and load test and determine characteristics of series and shunt generators.  
  • Perform no load and load test and determine characteristics of compound generators (cumulative and differential).
  • Practice dismantling and assembling in DC shunt motor. 
  • Practice dismantling and assembling in DC compound generator. 
  • Conduct performance analysis of DC series, shunt and compound motors.
  • Dismantle and identify parts of three point and four point DC motor starters. 
  • Assemble, Service and repair three point and four point DC motor starters. 
  • Practice maintenance of carbon brushes, brush holders, Commutator and slip-rings. 
  • Perform speed control of DC motors - field and armature control method. 
  • Carry out overhauling of DC machines.
  • Perform DC machine winding by developing connection diagram, test on growler and assemble. 
  • Identify parts and terminals of three phase AC motors. (5 Hrs)
  • Make an internal connection of automatic star-delta starter with three contactors. 
  • Connect, start and run three phase induction motors by using DOL, stardelta and auto-transformer starters. 
  • Connect, start, run and reverse direction of rotation of slip-ring motor through rotor resistance starter and determine performance characteristic. 
  • Determine the efficiency of squirrel cage induction motor by brake test.
  • Determine the efficiency of three phase squirrel cage induction motor by no load test and blocked rotor test. 
  • Measure slip and power factor to draw speedtorque (slip/torque) characteristics.
  • Test for continuity and insulation resistance of three phase induction motors. 
  • Perform speed control of three phase induction motors by various methods like rheostatic control, autotransformer etc.
  • Perform winding of three phase AC motor by developing connection diagram, test and assemble.
  • Maintain, service and troubleshoot the AC motor starter. 
  • Identify parts and terminals of different types of single phase AC motors.
  • Install, connect and determine performance of single phase AC motors. 
  • Start, run and reverse the direction of rotation of single phase AC motors.
  • Practice on speed control of single phase AC motors. 
  • Compare starting and running winding currents of a capacitor run motor at various loads and measure the speed. 
  • Carry out maintenance, service and repair of single phase AC motors. 
  • Practice on single/double layer and concentric winding for AC motors, testing and assembling.
  • Connect, start, run and reverse the direction of rotation of universal motor.
  • Carry out maintenance and servicing of universal motor. 
  • Install an alternator, identify parts and terminals of alternator. 
  • Test for continuity and insulation resistance of alternator. 
  • Connect, start and run an alternator and build up the voltage.
  • Determine the load performance and voltage regulation of three phase alternator. 
  • Parallel operation and synchronization of three phase alternators.
  • Install a synchronous motor, identify its parts and terminals. 
  • Connect, start and plot Vcurves for synchronous motor under different excitation and load conditions. 
  • Identify parts and terminals of MG set.
  • Start and load MG set with 3 phase induction motor coupled to DC shunt generator

Semester

Theory/Practical