The most used and modern conversion techniques are carried out by the experiment board mod. C22/EV enabling the student to easily develop a valuable experimentation completing its theoretical training.
Training program
Semi-conductor devices used in rectification systems: power rectifier diodes, SCR;
Half-wave single-phase rectifier;
Full-wave single-phase rectifier, with central tap transformer;
Graetz bridge single-phase rectifier;
Half-wave three-phase rectifier;
Full-wave three-phase rectifier;
Wave-form analysis;
Not-controlled diode rectifier for single-phase and three phase systems;
SCR controlled rectifier for single-phase and three phase systems;
Phase control SCR regulation;
Output voltage as function of the firing angle;
Operation analysis with R, RL, RC, RLC loads;
Shift between load voltage and current;
Firing circuits of the SCR.
Technical specifications
Front panel in insulating material, with silk screen printed diagram of the different circuit blocks of the module and electrical diagram of each circuit;
Terminals for the connections and measurements;
Connection cables;
Power diodes: 400 W;
Variable SCR firing angle with potentiometer;
R,L,C loads on the module;
Power supply for three-phase rectification experiences via external unit mod. TRR22/EV containing 3 single phase transformers;
Three-phase power cable for unit mod. TRR22/EV with CEE- type connector;
Characteristics of the transformers: Primary: 3×230 / 400 Vac – ±10% – 50/60 Hz Secondary: 3×24 Vac / 1 A