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Speed Control of Motor using DC Chopper Trainer

SKU: 8548 Category:

SALIENT FEATURES:

Speed Control of DC Motor Using Chopper unit is a versatile stand alone unit useful in the study & demonstration of the principle & working of a Speed Control of DC Motor using Chopper. The circuit consists of a Square wave generator, Square to triangular wave generator, Comparator, isolation circuit, Driver circuit & power transistor circuit. A motor load ( L load ) & Lamp ( R load ) load is also provided. It is housed in an elegant metal cabinet with a well spread intelligently designed circuit layout on front panel. Multi – coloured test points are provided at various stages in the circuit to observe voltages & waveforms.

TECHNICAL SPECIFICATIONS:

  • Input : 230V, 50Hz AC 1?.
  • Output : Variable DC ( 0 – 12V ) Chopped output.
  • Circuitry : Square wave generator, Square to triangle wave generator, Comparator, isolation & driver circuit.
  • Power Circuit : Using power transistor.
  • Loads : 1. 12V / 1.5 A DC Motor. ( L load )
    2. 12V / 2A Lamp load ( R load ).
  • Controls : 1. Mains ON / OFF.
    2. Frequency Adj.
    3. Speed Control Adj.
  • Indicator : 1. Mains ON.
  • Socket : 1. 9 Pin D connector for motor.
    2. Bulb holder for lamp load.
  • Panel Size : 255 mm X 205 mm

Experiment :

  1. Study of firing circuit.
  2. Study of chopper circuit with lamp load & observe the effect of frequency adj. & Speed Control pots.
  3. Study of chopper circuit with motor load & observe the effect of frequency adj. & Speed Control pots.

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