SPEED OF DC MOTOR USING SCR TRAINER MODEL (VPL-PEL-DCM)

SPECIFICATIONS

  • All the components fixed on Bakelite sheet in a table top
    aluminium channel with colourful circuits mentioning the
    supply voltage, meter ranges and explanatory diagrams.
  • Mains AC Input Section:
    • Over current protection for the circuit.
    • Double Pole MCB (16A).
    • Digital DC Voltmeter.
    • Digital DC Ammeter.
    • Microcontroller (PIC) Based DigitalFrequency  ounter on LCD display
  • Firing control and display section:
    • Firing and Control Circuit printed on the front section
    • Test points to observe signals at various stages of firing.
    • 4-SCR (600V/12A)
    • Based firing Control
    • Variable using a potentiometer.
    • Fixed DC supply for field winding of DC Shunt Motor.
  • DC Shunt Motor: 220V/1500 rpm approx, horizontal foot
    mounted (1/2HP) motor without loading arrangements.
  • Accessories: Set of patch cords & Experimental manual with
    theory and procedure.

Experiments :

1. Study of firing control of SCR.
2. To control the speed of DC Motor using SCR