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Electronic Chopper

Pioneers in the industry, we offer Electronic Chopper such as Morgan's Chopper ( Current Commutated Chopper), Step Up Transistorised Chopper and Jones Chopper ( Voltage Commutated Chopper) from India.



Morgan's Chopper ( Current Commutated Chopper)

SALIENT FEATURES :

ADTRON’S Morgan’s Chopper is a self - contained stand unit useful in the study and demonstration of the principle and working of a Morgan’s Chopper. It consists of a D.C. Source UJT Triggering Circuit of variable frequency, Class “B” Commutation and D.C. Output the D.C. Output drives a D. C. Motor. The unit is housed in an elegant metal cabinet, with a well spread intelligently designed circuit layout on the front panel. Multicoloured Test Points are provided at various stages in the circuit to observe the waveforms and voltages. It is strongly supported by a comprehensive Instruction Manual complete with theory and operating details.

 

TECHNICAL SPECIFICATIONS

Principle              : Conversion of a Fixed DC to Variable DC Voltage.

Type of Chopper : Morgan’s Chopper.

D. C. Source      : 24V DC (Unregulated).

Trigger Circuit : UJT Trigger Circuit with variable trigger frequency to trigger the SCR.

Commutation   : Class “B” Type.

Output Voltage : 5V to 20V approximately (variable).

Controls            : 1. Mains ON / OFF.

                               2. Frequency Control.

                              3. Load Control.

Test Points    : Multicoloured Test Points are provided at various stages in the circuit to  observe the waveforms and voltages.

Indicator       : Mains ON / OFF.

Experiments : 1. Study of SCR Trigger Circuit for a Morgan’s Chopper.

                            2. Observe the output voltage with Motor Load.

                           3. Observe the effect of Load Control on Output.

Standard Accessories : Detailed Instruction Manual.



Morgan's Chopper ( Current Commutated Chopper)



Step Up Transistorised Chopper

SALIENT FEATURES :

 

ADTRON’S Step UP Transistorised Chopper is a self contained stand alone unit useful in the study and demonstration of the principle and working of a Transistorised Step Up Chopper. It consists of a D. C. Source, Control Circuit (Firing Circuit), Power Circuit and D. C. Output. The D. C. Output drives a bulb load. The unit is housed in an elegant metal cabinet, with a well spread intelligently designed circuit layout on the front panel. Multicoloured Test Points are provided at various stages in the circuit to observe the waveforms and voltages. It is strongly supported by a comprehensive Instruction Manual complete with theory and operating details.

 

TECHNICAL SPECIFICATIONS

 

Principle              : Conversion of a Fixed DC to Variable DC Voltage.

Type of Chopper : Step Up Chopper.

D. C. Source       : 12V/10A (Not provided by us)

Trigger Circuit    : VCO and Comparator based Transistorised Firing Circuit.

Output Voltage    : Variable Upto 220V DC.

Duty Cycle           : Variable Upto 75%.

Load                     : 100W Lamp.

Controls             : 1] Mains ON / OFF.

                                2] Duty Cycle Adjust.

Test Points : Multicoloured Test Points are provided at various stages in the circuit to

Observe the waveforms and voltages.

Indicator : Mains ON / OFF.

Experiments : 1] Study of Transistorised Step Up Chopper Circuit.

                            2] Observe the output voltage with Lamp Load.

                            3] Observe the effect of Duty Cycle Variation on Load.

Standard Accessories : Detailed Instruction Manual.



Step Up Transistorised Chopper



Jones Chopper ( Voltage Commutated Chopper)

SALIENT FEATURES :

ADTRON’S Jones Chopper is a self-contained stand unit useful in the study and demonstration of the principle and working of a Jones Chopper. It consists of a D.C. Source, UJT Triggering Circuit of variable frequency, Class “D” Commutation and D.C. Output the D.C. Output drives a D.C. Motor. The unit is housed in an elegant metal cabinet, with a well spread intelligently designed circuit layout on the front panel. Multicoloured Test Points are provided at various stages in the circuit to observe the waveforms and voltages. It is strongly supported by a comprehensive Instruction Manual complete with theory and operating details.

 

TECHNICAL SPECIFICATIONS

Principle                 : Conversion of a Fixed DC to Variable DC Voltage.

Type of Chopper    : Jones Chopper.

D.C. Source          : 24V DC (Unregulated).

Trigger Circuit      : 1. UJT Trigger Circuit with variable trigger frequency to trigger the Main SCR.

                                     2. UJT Trigger Circuit with variable trigger frequency to trigger the Auxiliary SCR.

Commutation         : Class “D” Type.

Output Voltage         : 5V to 20V approximately (variable).

Output Frequency : 30V to 100Hz approximately.

Duty Cycle               : 20 to 70% at 50Hz approximately.

Controls                   : 1] Mains ON / OFF.

                                      2] Frequency Control.

                                     3] ON Time Control.

Test Points           : Multicoloured Test Points are provided at various stages in the circuit to observe the waveforms and voltages.

Indicator              : Mains ON / OFF.

Experiments      : 1] Study of SCR Trigger Circuit for a Jones Chopper.

                                2] Observe the output voltage with Motor Load.

                               3] Observe the effect of ON Time Control on Output.

Standard Accessories : Detailed Instruction Manual.



Jones Chopper ( Voltage Commutated Chopper)



 



Advance Electronic Industries
Mr. Hitesh Mehta / Mr. Hemant Momaya (Partner)
1/135, Nahar & Seth Industrial Estate, Pannalal Compound, L.B.S. Marg, Bhandup (west)
Mumbai - 400078, Maharashtra, India



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