Scientech 2700High Voltage Power Electronics Lab

Scientech 2700 High Voltage Power Electronics Lab is a compact,

reddy to use experiment workbench. In this particular workbench

there are various applications and experiments of Power Diode and

SCR on the workbench with different load configuration.

Scientech 2700 High Voltage Power Electronics Lab covers the

principles and opration of Single Phase and Three Phase Thyristor

control circuits.

Scientech 2700 High Voltage Power Electronics Lab has

economically desigened in vertical position and with sufficient space

for working, this workbench is available with table and without table .

Locking mechanism

MCB

Three Phase Supply socket to supply instruments

1375 mm

Front view

1815 mm

745 mm

810 mm

260 mm

344 mm

Side view

1790 mm

310mm

745mm

260mm

810mm

170m

m

155mm

80mm70mm

90mm

130mm 130mm

Features

?On Board Single Phase (Mains) Power Supply

?On Board Single Phase Low Voltage Power Supply

?On Board Three Phase (Mains) Power Supply

?On Board Three Phase Low Voltage Power Supply

?MCB is provided for Three Phase Input AC Supply for

safety purpose

?MCB is provided at front panel for Single Phase

Supply, Three Phase Supply and Three Phase Low

Voltage Power Supply

?Red, Yellow and Blue indicator at front panel for

indication of Three Phase Input Supply

?Three Phase Socket provided at back panel for

Three Phase Input Supply

?One Extension board on bench

?On Board Oscilloscope with Power Scope

?On Board DC Voltmeter& Ameter for DC Voltage

Measurement

?On Board AC Voltmeter& Ameter for AC Voltage

Measurement

?On Board Load Assembly

?On Board Single Phase Firing Circuit

?On Board Three Phase Firing Circuit

?On Board PWM Circuit

?On Board Cycloconverter Firing Circuit

?Test point provided for check output at different

blocks in Firing Circuit

?Single Phase Firing Angle Control 30-180 º

?Three Phase Firing Angle Control 30-150 º

?Cycloconverter Firing Angle Control 30-180 º

?On Board Pulse Amplifier & Isolation Section

?On Board Diode Assembly

?On Board SCR Assembly

?On Board IGBT Assembly

?Internal RC snubber circuit in Power Circuit Module

?2 mm and 4 mm Socket provided to make different

connections

?Easily replaceable Firing Circuit and Power Circuit

Module

?Four 200 W Bulb as Lamp Load

?Universal Motor 1/8 HP as Motor Load

?Short Circuit Protection

?Easy to operate and understand

?Wheel (with locking mechanism) is provided at legs

of workstation so that it can be easily moved

?Exhaust fan at back panel for cooling

Technical Specifications

Single Phase AC Power Supply : 110-220V, 50/60Hz

Center Tapped Transformer : 115V - 0 - 115V ± 10%, 2A

Supply

Low Voltage AC Power Supply : 18V - 0 - 18V, 15V-0

Low Voltage DC Power Supply : +30V, -30V 250mA

: +15V, -15V 250mA

: +12V, -12V 500mA

: +5V, -5V 500mA

Three Phase AC Power Supply : 230V Phase voltage,

415 Line voltage ± 10% 50 Hz

Three Phase Low Voltage : 15V Each Phase ± 10%, 50Hz

Power Supply

MCB (Power Switch) : Single Phase 10A

MCB (Power Switch) : Three Phase 10A

Interconnections : 2mm & 4mm Safety Socket

Diode Assembly : Diode 6A10 1000V/6A

SCR Assembly : TYN 616 600V/16A

IGBT Assembly : IGBT G4BC20S 600V/10A

Single Phase Firing Circuit : Ramp Comparator Firing Circuit

(Firing Angle Control 30-180 º)

Three Phase Firing Circuit : Three Phase Firing Circuit

(Firing Angle Control 30-150 º)

Cycloconverter Firing Circuit : Cycloconverter Firing Circuit

(Firing Angle Control 30-180 º)

PWM Circuit : Triangular Comparator Method

Frequency Range 270Hz to 5KHz

(approximately)

PWM Variation 0-90% & 0-50%

Oscilloscope with Power Scope : 30MHz Oscilloscope with 1500V

Isolated measurement

Analog AC Voltmeter : 0-500V AC Voltage Measurement

Analog AC Ammeter : 0-30A AC Current Measurement

Analog DC Voltmeter : 0-500V DC Voltage Measurement

Analog DC Ammeter : 0-30A DC Current Measurement

Load Assembly : Four Load Assembly

± 10%,

Scientech 2700High Voltage Power Electronics Lab

Study of Single Phase:

?

?Half Wave Uncontrolled Rectifier on Lamp Load & Motor Load

?Half Wave Uncontrolled Rectifier on Motor Load with Freewheeling Diode

?Full Wave Uncontrolled Rectifier on Lamp Load & Motor Load

?Full Wave Uncontrolled Rectifier on Motor Load with Freewheeling Diode

?Bridge Uncontrolled Rectifier on Lamp Load & Motor Load

?Bridge Uncontrolled Rectifier on Motor Load with Freewheeling Diode

?Ramp and Comparator Firing Circuit

?Half Wave Controlled Rectifier on Lamp Load & Motor Load

?Half Wave Controlled Rectifier on Motor Load with Freewheeling Diode

?Full Wave Controlled Rectifier on Lamp Load & Motor Load

?Full Wave Controlled Rectifier on Motor Load with Freewheeling Diode

?Bridge Controlled Rectifier on Lamp Load & Motor Load

?Bridge Controlled Rectifier on Motor Load with Freewheeling Diode

?Semiconverter common cathode configuration on Lamp Load

?Semiconverter common cathode configuration Rectifier on Motor Load

?Semiconverter common cathode configuration Rectifier on Motor Load with Freewheeling Diode

?Semiconverter common anode configuration on Lamp Load

?Bridge Semiconverter common anode configuration Rectifier on Motor Load

?Bridge Semiconverter common anode configuration Rectifier on Motor Load with Freewheeling Diode

?Semiconverter asymmetrical configuration on Lamp Load

?Semiconverter asymmetrical configuration Rectifier on Motor Load

?Semiconverter asymmetrical configuration Rectifier on Motor Load with Freewheeling Diode

?Semiconverter asymmetrical half wave control configuration on Lamp Load

?Semiconverter asymmetrical half wave control configuration Rectifier on Motor Load

?Semiconverter asymmetrical half wave control configuration Rectifier on Motor Load with Freewheeling Diode

?AC voltage on off control on Lamp Load & Motor Load

?Half Wave AC voltage controller on Lamp Load & Motor Load

?Full Wave AC voltage controller on Lamp Load & Motor Load

?Cycloconverter on Lamp Load & Motor Load

?Study of PWM Circuit

?Study of Cycloconverter Firing Circuit

Study of Three Phase

?Supply and Three Phase Low Voltage Power Supply

?Half Wave Uncontrolled Rectifier common cathode configuration on Lamp Load & Motor Load

?Half Wave Uncontrolled Rectifier common cathode configuration on Motor Load with Freewheeling Diode

?Half Wave Uncontrolled Rectifier common anode configuration on Lamp Load & Motor Load

?Half Wave Uncontrolled Rectifier common anode configuration on Motor Load with Freewheeling Diode

?Bridge Rectifier on Heater Load

?Firing Circuit

?Half Wave Controlled Rectifier common cathode configuration on Lamp Load& Motor Load

?Half Wave Controlled Rectifier common cathode configuration on Motor Load with Freewheeling Diode

?Semiconverter on Heater Load

?Half Wave AC Voltage Controller on Lamp Load & Motor Load

?Full Wave AC Voltage Controller on Lamp Load & Motor Load

Supply and Single Phase Low Voltage Power Supply

Scope of Learning

Scientech 2700High Voltage Power Electronics Lab

Single Phase Supply : 230 V ± 10%, 50 Hz

Center Tapped Transformer Supply : 115 V - 0- 115 V ±10%, 2 A

Single Phase Low Voltage Power Supply:18 V - 0 -18 V, 15 V - 0(AC supply)+30 V, -30 V, 250 mA+15 V, -15 V, 250 mA+12 V, -12 V, 500 mA+5 V, -5 V, 500 mA (DC supply)

Three Phase Supply : 230 V Phase Voltage415 V Line Voltage±10%, 50 Hz

Three Phase Low Voltage Power Supply: 15 V Phase Voltage30 V Line Voltage±10%, 50 Hz

Oscilloscope with Power Scope : 30 MHz Oscilloscope with measure 1500V Isolated

DC Voltmeter : 0 - 500V DC Voltage Measurement

DC Ammeter : 0 - 30A DC Current Measurement

AC Voltmeter : 0 - 500V AC Voltage Measurement

AC Ammeter : 0 - 30A AC Current Measurement

Load Assembly : Four Load Assembly

Supply Section Measurement Section

Scientech 2700High Voltage Power Electronics Lab

PM01 Diode Assembly

PE21 Ramp Comparator Firing Circuit

PE22 Three Phase Firing Circuit PE24 Cycloconverter Firing Circuit

PE23 PWM Circuit

Power Circuit Module

Firing Circuit Module

Power Supply : 15 V - 0 (AC Supply)

+12V & Gnd (DC Supply)

Firing Angle Control: 30 -180 variable

Terminal Socket : 2 mm.

°

Power Supply : +12 V, - 12V & Gnd (DC Supply)

PWM Pulse : PWM Pulse 1, 0 - 90 % duty cycle

PWM Pulse 2, 0 - 50 % duty cycle

Terminal Socket : 2 mm.

PM02 SCR Assembly PM03 IGBT Assembly

Diode : 6A10Voltage : 1000 VCurrent : 6 ASafety Terminal : 4 mm socket

SCR : TYN 616Voltage : 600 VCurrent : 16 ASafety Terminal : 4 mm socketSnubber : RC Snubber Protected

IGBT : G4BC20SVoltage : 600 VCurrent : 10 ASafety Terminal : 4 mm socketSnubber : RC Snubber Protected

Power Supply : R, Y, B & N output1Three Phase Low Voltage Power supply

+12V & Gnd (DC Supply)

Firing Angle Control: 30 -150° variable

Terminal Socket : 2 mm.

Power Supply : 18 V - 0 - 18 V (AC Supply)+12 V, +5 V & Gnd (DC Supply)

Firing Angle Control : 30 -180° variable

Terminal Socket : 2 mm.

Scientech 2700High Voltage Power Electronics Lab

PM01 Diode Assembly

PM02 SCR Assembly

PM03 IGBT Assembly

PM04 Three Phase Diode Bridge Rectifier

PM05 Three Phase Semiconverter

PM06 Three Phase SCR Bridge Rectifier

PM07 Three Phase Half Wave AC Voltage Controller

PM08 Three Phase Full Wave AC Voltage Controller

PM09 AC Voltage Control By TRIAC

PM10 Single Phase Half and Full Wave AC Voltage Controller

PM11 Single Phase Half Wave Converter Drive

PM12 Single Phase Semiconverter Drive

PM13 Single Phase Full Wave Converter Drive

PM14 Three Phase Half Wave Converter Drive

PM15 Single Phase Bridge Inverter

PM16 Three Phase Firing Circuit for Three Phase AC voltage Controller without neutral configuration

PM17 Cyclonverter Firing Circuit with variable frequency

PM18 Single Phase and Three Phase Inverter Firing Circuit

PM19 Three Phase Fully Controlled Bridge Rectifier

PE25 Ramp and Pedestal Firing Circuit PE26 Cosine Firing Circuit PE27 Microcontroller Based Firing Circuit

Power Supply : 15 V - 0 (AC Supply)

Firing Angle Control : 30 -180° variable

Terminal Socket : 2 mm.

Power Supply : 15V - 0 (AC Supply) +12V,+5V, -5V & Gnd(DC Supply)

Firing Angle Control : 30 -180° variable

Terminal Socket : 2 mm.

Power Supply : 18V-0-18V (AC Supply)+12V, +5V&Gnd (DC Supply)

Firing Angle Control : 30 -180° variable

Terminal Socket : 2 mm.

Optional Firing Circuit

Sub

ject

to C

hang

e

Optional Power Circuit Module

Helpline: +919893270301

Scientech Technologies Pvt. Ltd.

Designed & Manufactured in India by-

94, Electronic Complex, Pardesipura, Indore- 452 010 India,

Scientech 2700High Voltage Power Electronics Lab