Description

Power Electronics Trainer

Features

• Shall be a comprehensive power electronics training system.
• Shall enable understanding of power electronics device characteristics.
• Shall support learning of various power device applications.
• Shall allow performing all essential power electronics circuit experiments.
• Shall be useful for students at engineering/technical institutes and R&D.
• Shall include an integrated control panel for safe and easy operation.
• Shall include 4-point terminals for reliable connections.
• Shall include an onboard element box containing component sets for convenient access.

Technical Specification :

1. Breadboard
• Two terminal strips (300 tie points total)
• Two distribution strips (50 tie points each)
• Total: 400 tie points

2. DC Power Supply
• ±5V/200mA
• 12V/200mA
• 15V/200mA
• +35V/100mA

3. AC Power Supply
• 18V-0-18V / 200mA
• 15V-0-15V / 200mA

4. Triggering Circuit
• 5-gate signal output
• Frequency: 40Hz–900Hz (variable)
• Amplitude: 12V
• PWM control of G1, G2, G3, G4
• Duty cycle: 0–100%

5. Single Phase Rectifier
• Firing angle: 0°–180° variable

6. Pulse Amplifier and Firing Circuit
• Four gate signal outputs
• Electrical isolation provided

7. SCR Assembly
• 2P4M × 4 (600V, 2A)
8. Power Devices
• IGBT – 4 units
MOSFET – 4 units
• UJT (2N2646)
• DIAC (DB3)
• TRIAC (BT136)
• PUT (2N6027)
• SCR TYN-612 x 2

8. Circuit Components
• Diode 1N4007 × 8
• IC NE555 × 2
• LM741 × 2
• Potentiometers: 4.7k × 2, 1M
• Load resistances (5W): 120, 270, 1k, 2.2k

10. Pulse Transformers
• 1:1 × 2
• 1:1:1

11. Toggle Switch
• SPDT type

12. Element Box (Component Set)
• Resistors (¼W unless noted):
• 47 × 2, 100 × 2, 220 × 2, 510 × 4
• 820 × 1k2×2, × 2, 2.7k × 4
• 5.1k × 2, 10k × 3, 22k × 2
• 33k × 2, 47k × 2
• (5W) 220
• (2W) 1000, 2202

Capacitors:
• 0.01μF, 0.047μF, 0.1μF, 0.33μF
• 1μF/63V × 4
• 2.2μF/50V

Inductors:
• 10mH
• 68mH × 2

Other:
• Zener diode: 9V

13. Patch Cords
• 20cm (Red ×10, Black ×10)
• 40cm (Red ×5, Black ×5)

14. Input Voltage
• 110–127VAC ±10%, 60Hz
• 220–240VAC ±10%, 50Hz
• Switchable

Supported Experiments
• To study the characteristics of SCR and plot its V-I Characteristics.
• To study the Gate control characteristics of SCR and it’s graph
• To study the characteristics of UGT and calculate interbase resistance and intrinsic standoff ratio
• To study the characteristics of MOSFET
• To study the characteristics of IGBT
• To study the characteristics of DIAC and plot its V-1 characteristics curve
• To study the V-I characteristics of TRIAC
• To study the characteristics of PUT
• To study of class B commutation circuit
• To study of class C commutation circuit
• To study of class D commutation circuit
• To study of class F commutation circuit
• To study the Resistor Triggering circuit
• To study the Resistor-Capacitor Triggering Circuit (Half wave)
• To study the Resistor-Capacitor Triggering Circuit (Full wave).
• To study the triggering of SCR using UJT
• To study the Triggering of SCR using 555 IC.
• To study the Triggering of SCR using Op-Amp 741 IC
• To study of the ramp and pedestal triggering using anti-parallel SCR in AC load
• To study of the UJT relaxation oscillator
• To study of the voltage commutated chopper
• To study of the Bedford inverter
• To study of the single phase PWM inverter using MOSFET To study of the single phase PWM inverter using IGBT
• To study the half-wave-controlled rectifier with resistive load

Industrial Electronics Circuits Trainer

Overview :
• The Industrial Electronics Circuits Trainer shall provide a
complete learning and research platform for industrial
thyristor, transistor, and sensor-based circuits. It shall
support design, implementation, testing, and analysis
across nine functional modules, with an integrated function
generator and DC power supply.

Curriculum Objectives :
• Understanding the basic theory of industrial electronics circuits.
• Developing skills in designing & implementing thyristor and transistor circuits.
• Enhancing capability for research and development.
• Becoming familiar with high-efficiency industrial electronics circuit applications.

Curriculum Outline
• UJT and PUT circuits
• SCR, TRIAC, DIAC circuits
• SCS, GTO, SBS, SSR circuits
• MOSFET, BJT, IGBT transistor circuits
• Temperature sensors and optical element circuits

Technical Specifications
• 1. UJT Volt-ampere characteristic measurement
• 2. UJT relaxation oscillator
• 3. UJT equivalent circuit
• 4. PUT Volt-ampere characteristic measurement
• 5. PUT relaxation oscillator

Module-2: SCR and GTO Circuits
• 1. SCR characteristic measurement
• 2. SCR phase angle control
• 3. Zener + SCR circuit
• 4. GTO characteristic circuit
• 5. GTO oscillation circuit

Module-3: DIAC and TRIAC Circuits
• 1. Zener breakdown characteristics
• 2. DIAC characteristics
• 3. DIAC + TRIAC circuit
• 4. Zener + TRIAC circuit
• 5. PUT + TRIAC circuit

Module-4: SCS and SSR Circuits
• SCS characteristics
• SCS equivalent circuit
• SCS + SCR circuit
• SSR DC output circuit
• SSR AC output circuit

Module-5: SBS & Temperature Sensors
• SBS characteristics
• SBS + TRIAC circuit
• SCR + LM335 temperature sensor
• SCR + TC620 temperature sensor

Module-6: Optical Elements
• Photoresistor circuit
• Photo interrupter / photo coupler
• Photodiode circuit
• Phototransistor circuit

Module-7: MOSFET Applications
• MOSFET characteristics
• MOSFET regulator
• MOSFET full-bridge circuit
• MOSFET PWM control
• MOSFET + PUT circuit

Module-8: BJT & IGBT Applications
• BJT characteristics
• BJT full-bridge circuit
• BJT PWM control
• IGBT characteristics
• IGBT PWM control

Module-9: SCR/SCS/DIAC/TRIAC Applications
• SCR application circuit
• CdS + SCR application
• DIAC + TRIAC application
• SCS + SCR application

Function Generator & DC Power Supply
• Waveforms: Sine, Triangle, Square, TTI, Pulse
• Amplitude: >10Vpp
• Impedance: 50 ±10%
• Duty Control: 30%–60%
• Display: 6-digit LED

Frequency Ranges:
1. 10Hz–100kHz (4 ranges)
2. 100Hz–1MHz (4 ranges)
• Constant Voltage Outputs: 5V, ±12V
• Variable Voltage Output: 0V–15V
• Power Source: 220–230VAC, 50Hz, 1-phase

Accessories:

Single-phase power cord
4mm Banana Socket-1Set
User Manual

Others:

Brand: FaboTronix
Country of Origin: China, taiwan, japan.
Manufacturing: Assemble in Bangladesh
Training