SCR DC CHOPPER

This trainer is designed to study the working principle of SCR Based DC-DC Chopper circuit (Auxiliary SCR Commutation Circuit ). This trainer consists of

Two number of TYN612 SCR with heat-sink is provided for Power circuit
One number of Power diode & Inductor is provided for Power circuit
One number of TL494 IC based Firing circuits with duty cycle ratio & Frequency Adjustment
One number of potentiometer is provided for duty cycle ratio adjustments
One number of potentiometer is provided for frequency adjustments
2 Numbers of Pulse outputs are terminated in the PCB for external Patching.
24v,1Amp DC is provided for power circuit inputs & DC Voltmeter is provided for input/output dc voltage measurement
One number of power resistor is provided as fixed R Load with terminations for External patching
All necessary test points are provided for external patching
All are mounted on a nice cabinet with sticker front panel with mimic diagram
230VAC input with power ON/OFF Switch