AC Motor Speed Control Trainer Unit ( With 0.5HP 1 f Induction Motor with speed measurement )

SALIENT FEATURES :

AC Motor Speed Control demonstration unit is a versatile self contained stand alone unit useful in the study and demonstration of the principle & working of a thyristor controller for stator voltage control consists of a ZCD, Ramp generator Comparator and Pulse amplifier and power circuit using SCR’s. It is housed in an elegant cabinet with a well spread intelligently designed circuit layout on front panel. Multicoloured test points are provided at various stages in the circuit to observe voltages & waveforms.

TECHNICAL SPECIFICATION:

• Input : 230V, 50Hz A. C. 1 phase.
• Output : Variable AC.
• Circuitry : Discrete trigger circuit consisting of ZCD (Zero Crossing Detector), Ramp generator, Camparator and Pulse generator.
• Power Circuit : Using SCR’s of 600 V/ 4 A rating.
• Load : The following loads are built-in 0.5 HP / 1?, AC Motor.
• Controls : Potentiometer for firing angle Control.
• Panel Size : 410 x 320 mm

Experiments :

1. To study the nature and generation of Thyristor Control Signal.
2. 1 phase  Full wave AC phase control for 05 HP Induction Motor.
3. 1 phase Full wave AC controller for 05 HP Induction Motor.